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Otis Elevator Company patents


Recent patent applications related to Otis Elevator Company. Otis Elevator Company is listed as an Agent/Assignee. Note: Otis Elevator Company may have other listings under different names/spellings. We're not affiliated with Otis Elevator Company, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "O" | Otis Elevator Company-related inventors


Passenger conveyor system and starting/stopping control method thereof

A passenger transportation system and a startup and shutdown control method thereof, wherein the passenger transportation system comprises: a plurality of series-connected passenger transportation devices; an electrical control system comprising a plurality of startup and shutdown circuits which are respectively used for controlling startup and shutdown of each of the passenger transportation devices; and an electrical interlocking assembly coupled between each of the startup and shutdown circuits, wherein the electrical interlocking assembly controls a startup and shutdown sequence of a low-position passenger transportation device and a high-position passenger transportation device by controlling closing and opening of each of the startup and shutdown circuits.. . ... Otis Elevator Company

Stabilizing device of elevator car and a control method thereof, an elevator system

The present invention provides a damper of an elevator car, a control method of the damper, and an elevator system, belonging to the technical field of elevators. The damper of the present invention includes a base, a clamping mechanism mainly including two clamp arm components, a solenoid drive part, and a link transmission component, wherein the link transmission component is configured to be movable in a direction approximately perpendicular to a guide surface and drive at least one of the two clamp arm components connected thereto to move towards a guide rail. ... Otis Elevator Company

Disk damping device

An elevator brake disk assembly is provided. The elevator brake disk assembly includes a brake disk which is keyed to and rotatable with a shaft of an elevator machine, a machine frame and dampers. ... Otis Elevator Company

Lithium-ion battery charging system for a battery powered elevator system

An elevator system includes at least one lithium-ion battery, a temperature sensor (56, 57) operatively coupled to the at least one lithium-ion battery (44), and a lithium-ion battery charging system (50) including a controller (30) having a central processing unit (cpu) (36) interconnected functionally via a system bus to the at least one lithium-ion battery (44) and the temperature sensor (56, 57). The controller (30) further includes at least one memory (38) device thereupon stored a set of instructions which, when executed by the cpu, causes the lithium-ion battery charging system (50) to determine an expected run mode for the elevator system, sense a temperature of the lithium-ion battery (44) through the temperature sensor (56, 57) establishing a sensed temperature, and establish a state of charge (soc) for the lithium-ion battery based on the sensed temperature and expected run mode of the elevator system.. ... Otis Elevator Company

Elevator landing door unlocking system

Elevator landing door lock assemblies and elevator landing doors having a lock with a keyway accessible from a landing of an elevator system, the lock operable to lock and unlock a landing door and a disengageable link operably connected to the lock and configured to prevent unlocking of the landing door when the disengageable link is not engaged. When an elevator car is aligned with the landing door, the disengageble link is engaged and completed such that the lock is operable to unlock and open the landing door, and, when an elevator car is not aligned with the landing door, the lock is not operable.. ... Otis Elevator Company

Elevator vibration damping device

An elevator system includes a stationary structure, a first sheave rotationally supported by the structure, a rope supported by the first sheave, and an elevator car supported by the rope. A vibration damping device of the elevator system is positioned at a first termination of the rope, and is configured to reduce vibration waves in the rope, thereby reducing noise in the elevator car.. ... Otis Elevator Company

Elevator control system and elevator system comprising same

The present disclosure relates to an elevator control system (1), comprising an elevator control device (2) for operating an elevator car (12) which is adapted to be operated within an elevator shaft (18), and an inspection control station (3) configured to communicate with the elevator control device (2) for operating at least one function of an elevator system (10) in an inspection or maintenance operation mode, and configured for attachment at a storing location (71,72) of the elevator system (10), wherein the storing location (71,72) is at the elevator car (12) or within the elevator shaft (18) or in proximity of the elevator shaft (18). The inspection control station (3) is adapted to be detachable from the storing location (71,72) and configured to operate as remote inspection control station when detached from the storing location (71,72) through wireless communication with the elevator control device (2), and is configured to be movable and operable in the inspection or maintenance operation mode from inside and outside of the elevator car (12) and within the elevator shaft (18). ... Otis Elevator Company

Elevator car location zones in hoistway

An elevator system (10) includes a hoistway (14) having a plurality of landing floors (34) each landing floor (34) having a landing floor door (36). An elevator car (12) is positioned in and drivable along the hoistway (14). ... Otis Elevator Company

Elevator car wall imaging system and method

An elevator car wall imaging system (20) is provided. The elevator car wall imaging system (20) includes an interior region of an elevator car, the interior region defined by a floor, a ceiling and a plurality of interior side walls. ... Otis Elevator Company

Monitored braking blocks

An elevator system (100) includes an elevator car (102) that is configured to travel along a guide rail (104), and a braking assembly (116) coupled to the elevator car (102). The braking assembly (116) is configured to selectively operate in a disengagement mode that allows the elevator car (102) to travel along the guide rail (104), and an engagement mode that inhibits the elevator car (102) from traveling along the guide rail (104). ... Otis Elevator Company

Elevator control system

An elevator system includes a first elevator car (28) constructed and arranged to move in a first lane (30, 32, 34) and a first propulsion system (40) constructed and arranged to propel the first elevator. An electronic processor of the elevator system is configured to selectively control power delivered to the first propulsion system (40). ... Otis Elevator Company

Increased traction of elevator system belt

An elevator system includes a hoistway and an elevator car (12) suspended in the hoistway via one or more suspension members (46). A counterweight (22) is suspended in the hoistway via the one or more suspension members (46) to balance operation of the elevator car (12). ... Otis Elevator Company

Optical standoff sensor

A method of monitoring an elevator car is provided. The method comprising: moving the elevator car through a route segment in a first direction; moving a sensing system integrally connected to the elevator car over a segment of a scattering surface, the sensing system comprising a first light source and a first light sensing device; emitting a plurality of first light impulses onto the scattering surface using the first light source at a first impulse rate; measuring a first data set comprising light scattered off the scattering surface for each of the first light impulses using the first light sensing device; and determining a first velocity of the elevator car in response to the first data set and a baseline data set.. ... Otis Elevator Company

Self-locking gear and people conveyor comprising a self-locking gear

A people conveyor (10) comprises: a chain of conveyance elements (12), which are configured for conveying people; a drive unit (14), which is configured for driving the chain of conveyance elements (12); and a self-locking gear (20; 40), which is configured to lock when no torque is transmitted from the drive unit (14) to the chain of conveyance elements (12).. . ... Otis Elevator Company

06/21/18 / #20180172093

Self-braking gear and people conveyor comprising a self-braking gear

A self-braking gear (2) comprises: an input shaft (4), an output shaft (6), a braking mechanism (8), which is configured for braking the output shaft (6), and a planetary gear (10). The planetary gear (10), which is connected between the input shaft (4) and the output shaft (6), is configured to activate the braking mechanism (8) in order to brake the output shaft (6), when no torque is provided via the input shaft (4). ... Otis Elevator Company

06/21/18 / #20180171661

Access prevention systems for locks of elevator systems

Access prevention systems for locks of elevator systems, the access prevention systems including a lock housing defining a cavity and having a lock aperture enabling access into the cavity, a locking element attached to the lock housing and accessible through the lock aperture and the cavity, and an access prevention device operable between (i) a first state wherein a portion of the access prevention device obstructs access to the locking element through at least one of the cavity and the lock aperture and (ii) a second state wherein the access prevention device does not obstruct access to the locking element.. . ... Otis Elevator Company

06/21/18 / #20180170715

Hydraulically activated shutoff valve for a hydraulic elevator system

An illustrative example hydraulic elevator system includes an elevator car, a hydraulic plunger associated with the elevator car, a fluid reservoir and a conduit coupling the fluid reservoir and the hydraulic plunger. A pump causes fluid movement through the conduit between the fluid reservoir and the hydraulic plunger to cause selective movement of the elevator car. ... Otis Elevator Company

06/21/18 / #20180170714

Device and method for controlling elevator car movement into a transfer space associated with multiple vertical pathways

An illustrative example elevator system includes a first vertical pathway, a second vertical pathway, and a transfer space situated to allow movement between the vertical pathways. An elevator car is selectively moveable along the respective vertical pathways and through the transfer space. ... Otis Elevator Company

06/21/18 / #20180170713

Elevator system suspension member

A belt for suspending and/or driving an elevator system component include one or more metallic cord tension elements extending along a length of the belt, and one or more non-metallic tension elements extending along a length of the belt. Each non-metallic tension element is formed from a non-metallic material. ... Otis Elevator Company

06/21/18 / #20180170712

Foldable guide rail tracks for elevator systems

Foldable guide rail tracks in elevator systems having first and second rail sections each having a base and a blade and a rail connector rotatably connecting the first rail section and the second rail section. The rail connector has a first securing plate fixedly attached to the first rail section, a second securing plate fixedly attached to the second rail section, and a pivot rotatably connecting the first securing plate to the second securing plate. ... Otis Elevator Company

06/21/18 / #20180170710

Elevator hover mode operation using sensor-based potential load change detection

Methods and systems for controlling elevators are provided. The methods include detecting a potential load change using at least one sensor, the potential load change comprising detected passengers and/or cargo located on a landing, obtaining, at a computing system, potential load change information including the detected potential load change from the at least one sensor, determining if a hover mode of operation is required based on the potential load change information, and operating the elevator system in a hover mode of operation when it is determined that the hover mode of operation is required.. ... Otis Elevator Company

06/14/18 / #20180162698

Openable extensible panel and elevator ceiling, car and system with the same

The present invention provides an openable extended panel, and a lift ceiling, lift car and lift system having same, wherein the openable extended panel is mounted to a support frame and is in positional correspondence to an escape exit at a car roof; the openable extended panel is rotatably connected to the support frame at a first side, and the openable extended panel is connected to the support frame via an intermediate member at a second side opposite to the first side, the support frame and the openable extended panel being respectively detachably connected to the intermediate member. The openable extended panel according to the embodiments of the present invention has a simple structure, and can be easily opened.. ... Otis Elevator Company

06/14/18 / #20180162697

Elevator system suspension member termination with containment

A termination device for a suspension member of an elevator system includes a housing and a wedge located in the housing. The wedge extends across a width of the suspension member and at least partially across a thickness of the suspension member. ... Otis Elevator Company

06/14/18 / #20180162695

Hybrid fabric-laminated belt for elevator system

A traction-driven belt for moving a load includes a plurality of tension elements extending longitudinally along a length of the belt, and a plurality of yarns interlaced with the plurality of tension elements forming a composite belt structure. A laminate material layer is affixed to at least one surface of the composite belt structure to improve one or more performance properties of the composite belt structure. ... Otis Elevator Company

06/14/18 / #20180162694

Electronic safety actuator

A selectively operable magnetic braking system having a safety brake adapted to arrest movement when moved from a non-braking state into a braking state, a magnetic brake pad configured to move between an engaging position and a non-engaging position, the magnetic brake pad, when in the engaging position, moving an engaging mechanism and thereby the safety brake from the non-braking state into the braking state, and an electromagnetic actuator configured to move the magnetic brake pad from the non-engaging position to an engaging position.. . ... Otis Elevator Company

06/14/18 / #20180162693

Speed detection means for elevator or counterweight

A speed detection device for a braking device in an elevator system including an elevator car and a guide rail operable in a hoistway. The speed detection device includes a safety actuation device having a first guide member disposed on a mounting plate and a second guide member disposed on the mounting plate, the first and second guide members in operable communication with the guide rail, and the mounting plate is slidingly engaged with a car frame of the elevator car. ... Otis Elevator Company

06/14/18 / #20180162692

Elevator safety system and method of operating an elevator system

An elevator system (1) comprises: a hoistway (4) extending between a plurality of landings (8, 9); at least one hoistway door (10, 11) allowing access to the hoistway (4); an elevator car (6), which is configured to move along the hoistway (4); at least one safety (16), which is attached to the elevator car (6) and configured to stop any movement of the elevator car (6) when activated; an electronic safety actuator (18), which is configured to activate and deactivate the at least one safety (16); and a door safety switch (20), which is configured to monitor the at least one hoistway door (10, 11) and which is connected with the electronic safety actuator in order to allow activating the at least one safety (16), if the door safety switch (20) detects that the at least one hoistway door (10, 11) is not closed.. . ... Otis Elevator Company

06/14/18 / #20180162691

Elevator safety system, elevator system and method of operating an elevator system

An elevator safety system comprises a plurality of door safety units (12), wherein each door safety unit (12) is configured to monitor at least one door (10, 11) of an elevator system (2); an elevator control unit (13), which is configured to control the elevator system (2), in particular to control movement of an elevator car (6) of the elevator system (2); a communication bus (14), which is configured for transmitting information between the plurality of door safety units (12) and the elevator control unit (13); and a signal line (16) serially connecting the elevator control unit (13) and the plurality of door safety units (12). Each of the plurality of door safety units (12) is configured to interrupt the signal line (16) when it detects a malfunction.. ... Otis Elevator Company

06/14/18 / #20180162690

Information preview for elevator passengers

An elevator system is provided comprising: a first elevator car compartment configured to transport passengers through a hoistway from a first location to a second location; a plurality of sensors configured to capture data, the plurality of sensors comprising at least one of a first sensor located in the first elevator compartment and a second sensor located in an elevator lobby; a control system configured to analyze the captured data and determine information in response to the captured data; and a plurality of monitors configured to display the information from the plurality of sensors, the plurality of monitors comprising at least one of a first monitor located in the first elevator compartment and a second monitor located in the elevator lobby.. . ... Otis Elevator Company

06/14/18 / #20180162689

Pit switch module of landing door of elevator

A pit switch module of elevator landing door for switching a mode of elevator between an inspection mode and a normal mode comprises a pit switch arranged that on/off operation is configured to be done by an operator at a landing at the state when the elevator landing door has been closed such that the mode of elevator is switched before the operator enters a hoistway or after the operator leaves the hoistway.. . ... Otis Elevator Company

06/14/18 / #20180162684

Motion profile for empty elevator cars and occupied elevator cars

A method of operating an elevator system is provided. The method comprising: detecting an occupancy status of the elevator car, the occupancy status comprising at least one of occupied and unoccupied; selecting a motion profile of the elevator car in response to the occupancy status, the motion profile comprising at least one of an unoccupied motion profile, an occupied motion profile, an occupied lateral movement motion profile, a power-save motion profile, and an occupied descent motion profile; and moving the elevator car in accordance with the motion profile selected.. ... Otis Elevator Company

06/07/18 / #20180157482

Method to update safety related software

The present disclosure relates to a method (200) of updating safety-related software in a people conveyor system, particularly in an elevator system (10), the method comprising: the steps of providing an updated version of the safety-related software (210); storing (230) the updated version of the safety-related software in a safety unit (60) of the people conveyor system; activating (240) the updated version of the safety-related software, the step of activating including operating a software update activation switch permanently associated with the people conveyor system; and in case of successful activation of the updated version of the safety-related software, controlling the operation of the people conveyor system based on the updated version of the safety-related software (290).. . ... Otis Elevator Company

06/07/18 / #20180156714

Handrail friction checking device

A handrail friction checking device comprises a handrail gripper for gripping the handrail and movable together with the handrail, a spring with one end of the spring being fixed and the other end being connected to the handrail gripper so that the spring can apply a spring force which is opposed to the direction of handrail movement to the handrail gripper when the handrail gripper moves along with the handrail and a sensor which is disposed in a way that it is distanced from the handrail gripper and can be triggered by the handrail gripper when the handrail gripper moves along with the handrail.. . ... Otis Elevator Company

06/07/18 / #20180155870

Overbraided non-metallic tension members

A tension member for a lifting and/or hoisting system includes a core including a plurality of load carrying fibers arranged in a matrix material, and an outer layer secured to the core including a plurality of outer fibers arranged around a perimeter of the core. The outer layer includes one or more outer fibers arranged off-axis relative to the load carrying fibers of the core. ... Otis Elevator Company

06/07/18 / #20180155157

Tread element for people conveyor comprising a cantilever arm

A tread element (12) for a passenger conveyor (10); the tread element (12) comprising a tread (14) defined by a front side, a rear side, a first lateral side and a second lateral side;—a riser (16) comprising a riser panel (18) adjacent the rear side of the tread (14) and pivotably connected to the tread (14);—at least one tread chain axle (28) adapted to connect the tread element (12) to the at least one tread chain (22);—at least one tread roller (42) adapted to engage with a guide element (36) of the passenger conveyor (10) to adjust the position of the tread (14) with respect to the riser (16); and—at least one cantilever arm (40) supported at its one longitudinal side by the tread chain axle (28) and supporting the tread roller (42) at its opposite longitudinal side.. . ... Otis Elevator Company

06/07/18 / #20180155156

Elevator system suspension member termination with improved pressure distribution

A termination device for a suspension member of an elevator system includes a housing, and a wedge assembly positioned in the housing. The wedge assembly is interactive with the suspension member to apply a clamping force to the suspension member in response to an axial load acting on the suspension member. ... Otis Elevator Company

05/31/18 / #20180148297

Car operation panel of an elevator system

Embodiments as disclosed herein provide a car operation panel for commanding travel of an elevator car from a boarding landing to a destination landing during normal operation of an elevator system. The car operation panel has a plurality of car operation switches to be operated by a passenger from inside of the elevator car during normal operation of the elevator system. ... Otis Elevator Company

05/24/18 / #20180141783

Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine

Disclosed is a method for retrofitting an elevator machine with a thrust bearing, including removing, from a bearing stand, a first cover plate, providing access to an end portion of a motor shaft, securing an extension shaft against the end portion of the motor shaft, securing a thrust bearing housing against or axially offset from the bearing stand, positioning a thrust bearing in the bearing housing, wherein an inner race of the thrust bearing is securely positioned against, and axially fixed to, the extension shaft, and an outer race of the thrust bearing is securely positioned against the bearing housing, and securing a second cover plate to the bearing housing.. . ... Otis Elevator Company

05/24/18 / #20180141781

Retrofitting an elevator machine with primary and secondary braking

A method is disclosed of retrofitting an elevator machine with primary and secondary braking, the machine being disposed on a machine support frame in an elevator machine room, and engaging one or more ropes for providing selective movement of an elevator car disposed in an elevator shaft, the machine having a drive sheave including a cylindrical brake drum, and brake components including dual brake arms; the method including: removing the brake components; affixing flanged disc segments about the drum and interlocking the flanged disc segments to form a brake rotor; and mounting respective brake calipers to frame mounts for providing primary and secondary braking to the elevator machine.. . ... Otis Elevator Company

05/24/18 / #20180141780

Elevator car including car operational panel graphical interface

An electronic car operation panel (cop) module including a display screen and an input sensor configured to detect a service query includes an electronic memory unit that stores service/maintenance information. An electronic cop controller unit includes a microprocessor configured to execute computer-readable instructions stored in the electronic memory unit to retrieve the service/maintenance information in response to the service query. ... Otis Elevator Company

05/24/18 / #20180141779

Lift call button without contact

An elevator call system including an elevator landing door (101) and a call mechanism having a projection mechanism (105a) configured to project at least one image (116, 118) onto a call zone (108) and an image detector (105b) configured to detect the at least one image (116, 118). When the image detector (105b) detects a change in the at least one image (116, 118), the call mechanism is configured to communicate with an elevator control system to request an elevator car to stop at the elevator landing door (101).. ... Otis Elevator Company

05/17/18 / #20180134521

Unlocking key with authorization device

An unlocking system including an elevator system with a lock having an unlocking mechanism and a keyway, the lock configured to secure a door of the elevator system and a detection device configured proximal to the keyway, the detection device configured to detect the presence of an authorization device configured to operate with the detection device that is located in proximity to the unlocking mechanism. If the detection device detects a key without an authorization device, the unlocking mechanism is configured to be disabled and may not be unlocked. ... Otis Elevator Company

05/17/18 / #20180134518

Elevator system hoistway access control

A hoistway access system for an elevator includes an access switch positioned at a selected landing floor 34 of an elevator and operably connected to a controller 46. A remote controlled lock 48 is located at landing doors of a landing floor providing access to a hoistway pit 36, and is operably connected to the controller. ... Otis Elevator Company

05/10/18 / #20180127244

Elevator counterweight assembly

An elevator counterweight assembly includes a frame and a weight. The frame is constructed and arranged to move between a collapsed state and a deployed state. ... Otis Elevator Company

05/10/18 / #20180127243

Removable elevator car door panel

An elevator car door system is provided, the system including an elevator car door panel (502, 600, 704) having a first retention member (510, 604, 720) and a suspension (504, 602, 706) having a second retention member (512, 606, 718) configured to releasably engage with the first retention member (510, 604, 720) to retain the elevator car door panel (502, 600, 704) in a first position. The elevator car door panel (502, 600, 704) is movable relative to the suspension (504, 602, 706) to a second position, wherein the second position is configured to enable the elevator car door panel (502, 600, 704) to be removed from the suspension (504, 602, 706).. ... Otis Elevator Company

05/10/18 / #20180127242

Modular transfer station

A modular transfer station for a passenger conveyance system including a multiple of modular transfer station modules, each of the multiple of modular transfer station modules includes a static structure. A method of assembling a modular transfer station for a passenger conveyance including assembling a first interface lane alignment module to a second a second modular transfer station parking module, wherein each of the multiple of modular transfer station modules includes a generally equivalent static structure.. ... Otis Elevator Company

05/10/18 / #20180127241

Elevator system suspension member termination

A suspension member for suspending and/or driving an elevator car of an elevator system includes a plurality of tension members extending along a length of the suspension member including a plurality of fibers extending along the length of the suspension member bonded into a polymer matrix. A jacket substantially retains the plurality of tension members. ... Otis Elevator Company

05/10/18 / #20180127240

Load bearing member for an elevator system having an elastomer and phosphonate blended bonding agent

A belt for an elevator system is provided having a core and an elastomeric sheath positioned over the core. An elastomer and phosphonate blended bonding agent adheres the core to the sheath.. ... Otis Elevator Company

05/10/18 / #20180127239

Load bearing member for an elevator system having a metalized polymer coating

A belt for an elevator system is provided. The belt includes a plurality of tension members arranged along a belt width. ... Otis Elevator Company

05/10/18 / #20180127238

Stabilizing device of elevator car

A stabilization apparatus of an elevator car includes: a base fixedly mounted with respect to the elevator car; an upper swing arm and a lower swing arm disposed in parallel basically, first ends thereof being pivotably fixed to the base; a guide rail friction member capable of generating, with the guide rail, a frictional force for keeping static with respect to the guide rail, and having a first connecting shaft and a second connecting shaft for being connected to the upper swing arm and the lower swing arm respectively; and a damper having at least one end connected to the upper swing arm or the lower swing arm, wherein the damper is configured to at least partially prevent the upper swing arm and the lower swing arm from relatively swinging, with the first connecting shaft and/or the second connecting shaft as a swinging pivot.. . ... Otis Elevator Company

05/10/18 / #20180127237

Accessible elevator buffer

An accessible buffer assembly (200, 300, 400, 500, 600) for a buffer (202, 302, 402, 502, 602) of an elevator car (206, 306, 406, 506, 606) is provided. The assembly (200, 300, 400, 500, 600) includes an elevator car (206, 306, 406, 506, 606) having an access panel (104) and a buffer (202, 302, 402, 502, 602) movably attached to the elevator car (206, 306, 406, 506, 606) and configured to provide a safety feature to the elevator car (206, 306, 406, 506, 606). ... Otis Elevator Company

05/10/18 / #20180127236

Electrically autonomous elevator system

An electrically autonomous elevator system includes an elevator car configured to move in a hoistway in a first direction of travel. The elevator car is connected to a counterweight assembly operating on a guide rail constructed and arranged to guide the counterweight along a hoistway in a second direction of travel. ... Otis Elevator Company

05/10/18 / #20180127235

Destination dispatch passenger detection

An elevator car destination dispatching system and methodology are disclosed. The system includes a user interface that is configured to permit a user of a plurality of users to enter a desired destination in a building. ... Otis Elevator Company

05/03/18 / #20180121072

Elevator service request using user device

Methods and systems for making elevator service requests including receiving, by a computing device, building information, populating at least one suggestion list with one or more suggested list elements, the at least one suggestion list comprising a list of possible origination or destination floors for an elevator trip, displaying a user interface, including the at least one suggestion list, on a display, receiving a first user input to indicate an origination floor for an elevator service request, receiving a second user input to indicate a destination floor for the elevator service request, generating an elevator service request packet based on the first user input and the second user input, and transmitting the elevator service request packet to an elevator controller to make an elevator service request. At least one of the first user input and the second user input are inputs received at the at least one suggestion list.. ... Otis Elevator Company

05/03/18 / #20180118522

Sensor on escalator landing plate

A sensor system for controlling operation of an escalator arranged on a landing plate at the exit of the escalator includes a plurality of sensors arranged over a landing area of the landing plate. Each sensor is disposed at predetermined intervals with respect to the width direction along the width between two balustrades and the length direction along the moving direction of the escalator, and is configured to detect a predetermined pressure so as to obtain a transition of on/off states in response to a load presence.. ... Otis Elevator Company

05/03/18 / #20180118520

Direct drive system for passenger conveyer device and passenger conveyer device

The present utility model provides a direct-drive system for a passenger transportation apparatus, and a passenger transportation apparatus having same. The direct-drive system comprises: a motor comprising a motor output shaft, for providing power; a main drive shaft for transmitting the power to a passenger transportation portion of the passenger transportation apparatus; and a gear box comprising an input end connected to the motor output shaft and an output end connected to the main drive shaft respectively, and being used for transmitting the power, provided by the motor, to the main drive shaft, wherein the gear box comprises a plurality of gear pairs, and each of the gear pairs has a progressively decreasing gear slope along the direction from the input end of the gear box to the output end thereof. ... Otis Elevator Company

05/03/18 / #20180118519

Service access assembly for an elevator car and method

A service access assembly for an elevator car includes an elevator car 10 having an interior region 18. Also included is at least one upright structure 26 operatively coupled to the elevator car proximate one of a plurality of side walls 16 of the elevator car, the upright structure extending in a longitudinal direction from the car floor 14 to the car roof 12. ... Otis Elevator Company

05/03/18 / #20180118518

Elevator safety gear alignment system and method

A safety gear alignment system for an elevator system includes an elevator shaft and an elevator car having an interior region and disposed in and moveable within the elevator shaft. Also included is an upright structure operatively coupled to the elevator car, the upright structure defining at least one aperture. ... Otis Elevator Company

05/03/18 / #20180118516

Elevator safety gear guiding assembly and method

An elevator safety gear assembly includes a base plate having a guiding component. Also included is a first engagement member operatively coupled to the base plate and configured to be positioned on a first side of a guide rail. ... Otis Elevator Company

05/03/18 / #20180118515

Remote triggering device, overspeed governor assembly and elevator

The present invention provides a remote trigger device, a speed limiter assembly having the same and an elevator. The remote trigger device for the speed limiter assembly comprises: an actuator; and a rotating component, the rotating component being capable of rotating around a rotating axis in a rotating plane, the rotating component being actuated by the actuator to rotate from an idle position to a working position. ... Otis Elevator Company

05/03/18 / #20180118514

Automatic test of deterrent device

A method and system for testing an elevator car door interlock and deterrent mechanism in an elevator system is disclosed. The method includes the steps of: ensuring that no passengers are in the elevator car and closing the elevator car door; operating the elevator car to move it away from the selected landing; commanding the elevator car door to open for a predetermined duration and measuring the displacement of the elevator car door from a closed position; and closing the elevator car door and operating the elevator car to return to a landing.. ... Otis Elevator Company

05/03/18 / #20180118513

Monitoring system for elevator system to ensure predetermined elevator shaft clearance

A monitoring system for an elevator system to ensure a predetermined elevator shaft clearance is provided and includes an elevator car moveably disposed in an elevator shaft and guided along at least one guide rail, the elevator shaft having a top surface and a bottom surface. Also included is a counterweight moveably disposed in the elevator shaft. ... Otis Elevator Company

05/03/18 / #20180118512

Elevator service request using user device

Methods and systems for making elevator service requests, the methods including populating, by a computing device comprising a processor, a recents list with at least one retained floor pair, wherein each retained floor pair includes an origination floor and a destination floor, displaying the recents list on a display, receiving a user input on the recents list indicating a new elevator service request related to one of the retained floor pairs, generating an elevator service request packet based on the new elevator service request, and transmitting the elevator service request packet to an elevator controller to make an elevator service request.. . ... Otis Elevator Company

05/03/18 / #20180118511

Elevator service request using user device

Methods and systems for making elevator service requests, the methods including receiving, by a computing device comprising a processor, building information, populating a first scrollable wheel and a second scrollable wheel with floor information contained within the building information, displaying a user interface, including the first scrollable wheel and the second scrollable wheel, on a display of the computing device, receiving a first user input at the first scrollable wheel including a first list element located within a first selection box, receiving a second user input at the second scrollable wheel including a second list element located within a second selection box, receiving a user input request to make an elevator service request, generating an elevator service request packet based on the first user input and the second user input, and transmitting the elevator service request packet to an elevator controller to make an elevator service request.. . ... Otis Elevator Company

05/03/18 / #20180118510

Elevator car arrival indication on a mobile device

A method for presenting an estimated elevator car arrival time, the method comprising: receiving an elevator call at a mobile device; obtaining the estimated elevator car arrival time in response to the elevator call; and generating a user interface depicting the estimated elevator car arrival time, the user interface depicting the estimated elevator car arrival time including a dynamic component that changes appearance in response to the estimated elevator car arrival time.. . ... Otis Elevator Company

05/03/18 / #20180118509

Elevator activity level management of mobile device access

A method of managing mobile elevator call requests from a mobile device is provided. The method includes: receiving an elevator call parameter from a management interface; receiving at least one mobile elevator call request from a mobile device; comparing the mobile elevator call request to the elevator call parameter; and restricting the mobile device from sending additional mobile elevator call requests when the mobile elevator call request conflicts with the elevator call parameter.. ... Otis Elevator Company

05/03/18 / #20180118508

Elevator operation and service panel

A multi-use interface for use in an elevator includes an input device to receive input and a selection device associated with the input device, the selection device to select between an operation mode and a service mode, wherein the operation mode allows the input device to receive a standard elevator function input, the multi-use interface generating a standard elevator function output in response to the standard elevator function input, and the service mode allows the input device to receive a service function input, the multi-use interface generating a service function output in response to the service function input.. . ... Otis Elevator Company

05/03/18 / #20180118507

Communication with a passenger in a transportation system

A method to communicate with a passenger in a car within a transportation system includes receiving an alarm signal from the car, and initiating a text communication session via a communication system associated with the car in response to the alarm signal.. . ... Otis Elevator Company

04/19/18 / #20180105399

People conveyor and method of operating a people conveyor

A people conveyor comprises two landing areas located at two opposing ends of the people conveyor; a movable conveying element extending between the two landing areas and configured for conveying passengers between the two landing areas; a handrail extending parallel to the conveying element between the two landing areas and configured for moving with the conveying element; a handrail exit/entry portion located at one of the landing areas and configured for receiving a return portion of the handrail; and a safety switch assembly provided at the handrail exit/entry portion and configured for stopping the handrail when activated. The safety switch assembly comprises at least one sensor surface providing a touch sensor for detecting any part of a human body, in particular a finger, approaching and/or touching at least one of the at least one sensor surfaces.. ... Otis Elevator Company

04/19/18 / #20180105397

Elevator doorway display systems for elevator cars

Elevator doorway display systems and methods of operation including an elevator car having elevator car doors, a detection device configured to detect the presence of an object or person located in a detection zone when the car doors are opened, an imaging device configured to capture an image of an opening formed by the elevator car doors when the detection device detects the presence of an object or person in the detection zone, and a display located within the elevator car and configured to display a display image when the detection device detects an object or person within the detection zone.. . ... Otis Elevator Company

04/19/18 / #20180105395

Elevator car, elevator system and method of checking, maintaining and/or repairing an elevator system

An elevator car (6) comprises at least one movable wall panel (16, 18), which is movable between a closed position, in which the at least one movable wall panel (16, 18) constitutes a portion of a sidewall of the elevator car (6), and at least one open position providing an opening (24) which allows access to areas outside the elevator from inside the elevator car (6). The at least one movable wall panel (16, 18) includes a first movable wall panel (16) constituting or supporting a car operation panel (7b).. ... Otis Elevator Company

04/19/18 / #20180105393

Automatic marking system

An automatic marking system (8) is provided which comprises a rope inspecting device (10) including a camera (15) and an image processor (14) and a rope marking device (17) for providing a mark on the rope in response to the image processor (14) detecting a defect on the rope. The mark distinguishes the type or level of the defect. ... Otis Elevator Company

04/19/18 / #20180105392

Fire resistant coated steel belt

A belt for suspending and/or driving an elevator car of an elevator system includes a plurality of tension members arranged in a lengthwise direction and a jacket substantially retaining the plurality of tension members. The jacket includes a traction portion, a back portion, and an inner portion between the traction portion and the back portion. ... Otis Elevator Company

04/12/18 / #20180099840

Intelligent building system for altering elevator operation based upon passenger identification

The disclosure herein includes a method for controlling elevators by an intelligent building system. The method includes receiving, by the intelligent building system, elevator calls initiated by passengers. ... Otis Elevator Company

04/12/18 / #20180099839

Elevator call system with mobile device

A method of operating an elevator call system includes displaying a plurality of elevator destination selections associated with a building on a display screen of a mobile device. For ease of use, the elevator destination selections may be prioritized.. ... Otis Elevator Company

04/12/18 / #20180099838

Elevator system and method of cancelling passenger requested floor destination

An elevator system includes an elevator car, a call panel, a controller, and a floor cancellation feature. The elevator car is adapted to travel in a hoistway defined by a building and between floors of the building. ... Otis Elevator Company

04/05/18 / #20180093865

Compensation chain stabilize device and method, hoistway and elevator system

The present invention provides a compensation chain stabilizing apparatus and method, and an elevator shaft and elevator system having the same. The compensation chain stabilizing apparatus for an elevator includes a magnetic field generating device, which is configured to generate a magnetic field to limit shaking of the compensation chain. ... Otis Elevator Company

04/05/18 / #20180093861

Enhanced elevator status information provisions for fire alarm systems

A building elevator system including: a building having multiple floors; an elevator system within the building, the elevator system having an elevator car; a control system configured to control the elevator system, the control system determines an estimated time of arrival of the elevator car at a floor; and a fire alarm system within the building and in operative communication with the control system; wherein the control system transmits the estimated time of arrival of the elevator car to the fire alarm system.. . ... Otis Elevator Company

04/05/18 / #20180093860

Elevator system having lockdown mode

An elevator system includes an elevator car configured to travel in a hoistway; an elevator car door configured to open and close; a machine configured to impart force to the elevator car; an interface configured to generate a lockdown mode signal; and a controller configured to control operation of at least one of the machine and the elevator car door in response to the lockdown mode signal.. . ... Otis Elevator Company

04/05/18 / #20180093859

Occupant evacuation operation by allocating a variable number of cars to floors within an evacuation zone

A method of operating an elevator building system is provided. The method includes: receiving an evacuation call from a first evacuation floor; determining an evacuation zone surrounding the first evacuation floor; determining a number of passengers on each floor within the evacuation zone; determining a number of elevator cars to send to each floor within the evacuation zone in response to the number of passengers on each floor, a capacity of each elevator car, and a location of the floor in reference to the first evacuation floor; and moving an elevator car to a first determined floor within the evacuation zone.. ... Otis Elevator Company

04/05/18 / #20180093858

Method for occupant evacuation operation utilizing multi-compartment elevators

A method of operating an elevator system includes: receiving an evacuation call from a first evacuation floor; determining an evacuation zone surrounding the first evacuation floor; determining a number of passengers on each floor within the evacuation zone; determining a set of adjacent floors within the evacuation zone that have a highest combined passenger number, the set of adjacent floors including a first adjacent floor and a second adjacent floor; and moving a multi-compartment elevator car to the set of adjacent floors with the highest combined passenger number, the multi-compartment elevator having a first compartment and a second compartment; wherein the first compartment arrives at the first adjacent floor and the second compartment arrives at the second adjacent floor when the multi-compartment elevator car arrives at the set of adjacent floors with the highest combined passenger number.. . ... Otis Elevator Company

04/05/18 / #20180093857

Optimized occupant evacuation operation by utilizing remaining capacity for multi-compartment elevators

A method of operating an elevator system includes: receiving an evacuation call from a first evacuation floor; moving a first compartment of a multi-compartment elevator car to the first evacuation floor; opening a first door of the first compartment when the first compartment arrives at the first evacuation floor; monitoring, using a first sensor system, a remaining capacity within the first compartment; and closing the first door when at least one of a first selected period of time has passed and the remaining capacity within the first compartment is equal to a first selected remaining capacity.. . ... Otis Elevator Company

04/05/18 / #20180093856

Re-dispatching unoccupied elevator car for occupant evacuation operation

A method of operating an elevator system including: receiving an evacuation call from a first evacuation floor; moving an elevator car to the first evacuation floor; opening doors of the elevator car when the elevator car arrives at the first evacuation floor; monitoring, using a sensor system, a remaining capacity of the elevator car; and closing the doors of the elevator car when at least one of a first selected period of time has passed and the remaining capacity is equal to a selected remaining capacity.. . ... Otis Elevator Company

04/05/18 / #20180093854

Occupant evacuation operation display

A building elevator system including: a building having multiple floors; an elevator system within the building, the elevator system having at least one elevator car; a display located on each floor proximate the elevator system, wherein the display is configured to illuminate evacuation information including an estimated time of arrival of the elevator car and an elevator status; and a control system configured to control the building elevator system and determine the evacuation information to illuminate for each display in response to at least one of a location of the elevator car in the building, a floor location of the display, a speed of the elevator car, a remaining capacity of the elevator car, a number of passengers on each floor, and an evacuation priority of the floor.. . ... Otis Elevator Company

03/29/18 / #20180090138

System and method for localization and acoustic voice interface

A system and method for user localization and acoustic voice interface are provided. The system including a locator system that includes at least one sensor that detects a location of a user and generates a location value, a listening system that includes a microphone array that includes at least one microphone, wherein the listening system receives the location value and collects an audio signal from the location defined by the location value, and a signal processor that generates a control signal based on at least the audio signal.. ... Otis Elevator Company

03/29/18 / #20180087195

Elevator suspension and/or driving assembly having at least one traction surface comprising exposed weave fibers

An exemplary elongated elevator load bearing member includes a plurality of tension elements that extend along a length of the load bearing member. A plurality of weave fibers transverse to the tension elements are woven with the tension elements such that the weave fibers maintain a desired spacing and alignment of the tension elements relative to each other. ... Otis Elevator Company

03/29/18 / #20180086604

Elevator car wall for access to hoistway

An elevator car for an elevator system includes a floor and one or more elevator car side walls. At least one elevator car side wall is configured to be linearly translatable at least partially across the floor from an operational position to a maintenance position to allow for inspection and/or maintenance of elevator system components from inside of the elevator car when the elevator car side wall is at the maintenance position. ... Otis Elevator Company

03/29/18 / #20180086603

Elevator car

An elevator car comprises a ceiling and two bars extending parallel to and spaced apart from each other along the ceiling, wherein each of the bars comprises a first opening and a second opening. The elevator car further comprises a ceiling panel with two protrusions extending from opposite sides of the ceiling panel and configured such as to be received within the first openings, thereby allowing for a pivoting motion of the ceiling panel around an axis extending between the two protrusions; and at least one locking mechanism, which is switchable between a locked state and an unlocked state. ... Otis Elevator Company

03/29/18 / #20180086598

Group coordination of elevators within a building for occupant evacuation

A method of operating a building elevator system including: controlling a first elevator system and a second elevator system, floor coverage of the first elevator system overlapping floor coverage of the second elevator system at a least one transfer floor; receiving an evacuation call from an evacuation floor; detecting when a first elevator car of the first elevator system is dispatched to the transfer floor; and dispatching a second elevator car of the second elevator system to the transfer floor.. . ... Otis Elevator Company

03/29/18 / #20180086597

Prognostic analysis of elevator performance using sensors and internet of things

A system and/or method for receiving a data capture from an elevator sensor and executing a prognostic analysis of the data capture to identify operational issues and resolutions to the operational issues. The system and/or method can further receive at least one of a verification of the operational issues and the resolutions and execute the resolutions upon verification to resolve the operational issues.. ... Otis Elevator Company

03/29/18 / #20180086596

Elevator dynamic displays for messaging and communication

A building elevator system is provided having: an elevator system having an elevator car; a control system configured to control the building elevator system and determine evacuation information; and a dynamic display configured to display the evacuation information when an evacuation call is received by the control system. The evacuation information includes at least one of an estimated time of arrival of the elevated car, an evacuee recommendation, a directional map, and directional instructions.. ... Otis Elevator Company

03/29/18 / #20180086595

Secondary car operating panel for elevator cars

Elevator car systems including a primary car operating panel fixedly located on an elevator car panel and a secondary car operating panel display system. The display system includes a detection and tracking device configured to detect the entry and location of passengers within the elevator car and a display device configured to display a secondary car operating panel at a location proximate to a detected and tracked passenger.. ... Otis Elevator Company

03/22/18 / #20180079625

Elevator system suspension member termination

An elevator system includes a hoistway and an elevator car suspended in the hoistway via one or more suspension members. A counterweight is suspended in the hoistway via the one or more suspension members to balance operation of the elevator car. ... Otis Elevator Company

03/22/18 / #20180079622

Elevator testing arrangement

A testing arrangement (36) for testing the operability of at least one safety sensor (21, 22, 23, 26, 28) connected to the safety chain (30) of an elevator system (1), the testing arrangement (36) comprises: at least one test circuit (34) for testing the operability of the at least one safety sensor (21, 22, 23, 26, 28); and at least one testing relay (32, 33). The testing relay (32, 33) is switchable between an operational position and a test position and it is configured for electrically connecting the at least one safety sensor (21, 22, 23, 26, 28) to the safety chain (30) in the operational position and for electrically connecting the at least one safety sensor (21, 22, 23, 26, 28) to the test circuit (34) in the test position.. ... Otis Elevator Company

03/22/18 / #20180079621

Apparatus and method for adjusting landing door locks from inside an elevator car

A tool for adjusting landing door locks in an elevator shaft is provided. The tool includes a first part that is adjustable in length and configured to be mounted in an elevator door opening and a second part movably attached to the first part and configured to simulate an elevator door coupling, the second part moveable along the length of the first part.. ... Otis Elevator Company

03/22/18 / #20180079620

System and method for controlling an elevator car

A system for controlling an elevator comprises a car door operation control system (10) for controlling movement of at least one car door (12), the car door operating control system (10) including an incremental encoder configured to provide a signal indicative of a travel distance of the car door (12) to the car door operating control system (10), and an elevator car control system (50) configured to obtain a primary car door closed signal from a car door safety switch of an elevator safety control system, said elevator car control system (50) configured to obtain a secondary car door closed signal (dfcm) independent of the primary car door closed signal based on the travel distance signal provided by the car door operation control system (10).. . ... Otis Elevator Company

03/15/18 / #20180074635

Common platform user touch interface

Common platform user interface touch systems including a first housing component having at least one input element, a second housing component to define an enclosure with the first housing component, a pressure sensing element disposed within the enclosure and configured to receive user input from the at least one input element, and an interface controller operably connected to the pressure sensing element and configured to receive inputs from the pressure sensing element to detect user input at the at least one input element.. . ... Otis Elevator Company

03/15/18 / #20180074466

Intelligent surface systems for building solutions

An intelligent surface system is provided for deployment in a space. The intelligent surface system includes a personnel movement device (pmd) configured to move an individual between first and second locations, sensors deployed to sense characteristics of the individual and a controller configured to determine a condition of the individual based on the characteristics and control an operation of the pmd in accordance with the determined condition of the individual.. ... Otis Elevator Company

03/15/18 / #20180072538

Locking system for panels of an elevator car and method of controlling access to an elevator shaft from the inside the car

A locking system for an elevator car includes a moveable panel of the elevator car moveable between an open position and a closed position, wherein the open position provides access to a region external to the elevator car. Also included is a plate operatively coupled to an exterior surface of the moveable panel. ... Otis Elevator Company

03/15/18 / #20180072534

Location identification and location recovery of elevator

The present invention relates to location recognition and recovery of an elevator system, and belongs to the technical field of elevators. The elevator system of the present invention has a location recovery/recognition system comprising: a landing floor information component or a calling component, a sensing component arranged corresponding to each landing floor information component or calling component and coupled to the landing floor information component or calling component, and a trigger component mounted on the elevator car.. ... Otis Elevator Company

03/08/18 / #20180065830

Elevator door lock safety device

Elevator door lock safety devices including a base, a first expanding extension member extending from the base, the first expanding extension member having a first exterior surface and a first interior surface, a second expanding extension member extending from the base and opposing the first expanding extension member, the second expanding extension member having a second exterior surface and a second interior surface, wherein a separation distance is defined between the first and second interior surfaces, an actuator aperture formed within the first expanding extension member and extending through the first expanding extension member from the first exterior surface to the first interior surface, and an actuation device passing through the actuator aperture, wherein actuation of the actuation device actuates the elevator door lock safety device from a first state to a second state, wherein the separation distance is greater in the second state than in the first state.. . ... Otis Elevator Company

03/01/18 / #20180063712

Interactive billboard system for an elevator

An interactive billboard system includes a main control module configured to communicate with a smart device. The main control module has a location module to determine a location of image data transmitted by the smart device, an authentication module that authenticates a smart device based at least in part on authentication information transmitted by the smart device, and a content module that receives content information from the authenticated smart device and transmits the content information to a display positioned in an elevator car.. ... Otis Elevator Company

03/01/18 / #20180059189

Method and system for monitoring the charging state of a battery

An electrical system (2) comprises a battery (26) for storing electrical energy; a battery monitoring device (22) which is configured for determining a numerical value representing the charging state of the battery (26) by setting an initial numerical value representing the charging state of the battery (26); and repeatedly determining a current operational state of the electrical system (2) and a time period (t1-t10) for which said current operational state is active; calculating a change of the charging state of the battery (26) as a function of the determined current operational state of the electrical system (2) and the time period (t1-t10) for which said current operational state is active; and updating the numerical value representing the charging state of the battery (26) by adding or subtracting the calculated change of the charging state to/from the numerical value.. . ... Otis Elevator Company

03/01/18 / #20180058521

Auxiliary brake device, brake disc assembly, base disc assembly and passenger conveyor

An additional brake device for a passenger transport device, a brake disc assembly, a wheel disc assembly, and a passenger transport device. The additional brake device comprises: a brake disc defining a hole and having an inner circumferential surface; a wheel disc having a wheel disc body and an extension, the extension being fitted into the hole of the brake disc and having an outer circumferential surface, and a first friction plate being provided between the brake disc and the wheel disc body; and a pressure holding mechanism which maintains a pressure between the brake disc and the wheel disc, wherein an intermediate member is provided between the inner circumferential surface of the brake disc and the outer circumferential surface of the extension of the wheel disc, the intermediate member comprising a metal or alloy material.. ... Otis Elevator Company

03/01/18 / #20180057315

Passenger conveyor and method for monitoring vibrations in a passenger conveyor

A passenger conveyor (1) comprises at least one transport chain (6) connected to a plurality of transportation elements (4) which are configured for travelling in a closed loop along a pathway; at least one sensor (24), which is arranged in a non-straight portion of the pathway and which is configured for detecting a varying force (f′) exerted by the transport chain (6) and/or by the transportation elements (4) in a direction oriented transversely, in particular orthogonally, to a travelling direction of the transportation elements (4); and a calculation and alarm unit (26).. . ... Otis Elevator Company

03/01/18 / #20180057314

Belt sheave and method of imprinting

A sheave is constructed and arranged to rotate about an axis for guiding motion of a belt. The sheave includes a circumferentially continuous surface facing substantially radially outward. ... Otis Elevator Company

03/01/18 / #20180057312

Building occupant evacuation

An elevator system includes at least one elevator car movable between a plurality of landings. The elevator system is operable in an occupant evacuation operation mode. ... Otis Elevator Company

03/01/18 / #20180057310

Safety device, elevator system and control method for controlling the elevator system

The present invention provides a safety device installed on a car frame of an elevator, and comprising a housing, an elastic element for providing a clamping force, and an engagement member adjacent to two sides of a guide rail, wherein the engagement member is provided with a sensor for measuring a spacing between the engagement member and a guiding face of the guide rail. The present invention further provides an elevator system provided with the above-described safety device and a control method for controlling the elevator system. ... Otis Elevator Company

03/01/18 / #20180057307

Communication with a trapped passenger in a transportation system

According to an embodiment, a method to communicate with a passenger in a car within a transportation system includes receiving an alarm signal from the car, receiving at least one operation parameter from the car, analyzing the at least one operation parameter corresponding to the alarm signal from the car, determining an alarm condition in response to the at least one operation parameter and the alarm signal, and initiating a video session via a video system in response to the alarm signal.. . ... Otis Elevator Company

03/01/18 / #20180056368

Sheave knurling tool and method of operating

A sheave knurling tool is adapted to knurl a sheave while carrying a belt and coupled to a drive unit for rotation. The sheave knurling tool may include a body, an arm, a jack, and a knurling wheel. ... Otis Elevator Company

02/22/18 / #20180053504

Intention recognition for triggering voice recognition system

A method and intent recognition system that triggers voice recognition is provided. The intent recognition system includes an intent recognition device that detects a user location and/or behavior in a building and detects a triggering event based on the user location and/or behavior that suggests the user wants to input a service request, a prompt device that is triggered to provide a prompt based on the detecting by the intent recognition device and the detected triggering event, a listening device that receives an auditory input from the user, a signal processing device that processes the received auditory input and generates a control signal, and in-building equipment that receives the control signal from the signal processing device and controls the in-building equipment based on the control signal.. ... Otis Elevator Company

02/22/18 / #20180052520

System and method for distant gesture-based control using a network of sensors across the building

A gesture-based interaction system for communication with an equipment-based system includes a sensor device and a signal processing unit. The sensor device is configured to capture at least one scene of a user to monitor for at least one gesture of a plurality of possible gestures, conducted by the user, and output a captured signal. ... Otis Elevator Company

02/22/18 / #20180052519

System and method for distant gesture-based control using a network of sensors across the building

A gesture and location recognition system and method are provided. The system includes a sensor device that captures a data signal of a user and detects a gesture input from the user from the data signal, wherein a user location can be calculated based on a sensor location of the sensor device in a building and the collected data signal of the user, a signal processing device that generates a control signal based on the gesture input and the user location, and in-building equipment that receives the control signal from the signal processing device and controls the in-building equipment based on the control signal.. ... Otis Elevator Company

02/22/18 / #20180051468

Customizable and functional elevator car handrail

Customizable elevator car handrails are provided that include a first mounting frame attachable to a panel of an elevator car and a first rail module removably attached to the first mounting frame. The first rail module having includes a housing having a first contact surface, a second contact surface opposing the first contact surface, an exterior function surface extending between the first contact surface and the second contact surface, an interior function surface extending between the first and second contact surfaces, and a module internal space defined by the housing, and module components disposed in the module internal space of the housing and configured to provide a module functionality.. ... Otis Elevator Company

02/22/18 / #20180050885

Elevator car

An elevator car (2) comprising a passenger compartment defining an interior space (4) surrounded by sidewalls (62, 63, 64) and at least one car door; and at least one lighting arrangement (11) configured to illuminate the interior space (4). Said lighting arrangement (11) is associated with a ventilation system (18) configured to ventilate the interior space (4) even in a situation where the car door is closed.. ... Otis Elevator Company

02/22/18 / #20180050884

Tie-down device for compensation sheave, compensation sheave and elevator

A tensioning device for a compensating sheave. The compensating sheave is provided with a housing. ... Otis Elevator Company

02/15/18 / #20180044138

Configurable multicar elevator system

A method and system for managing an elevator system (10), includes providing a plurality of elevator cars (14) to travel in a hoistway (11), and selectively introducing and removing at least one of the plurality of elevator cars (14) to and from the hoistway (11) via a loading station (50).. . ... Otis Elevator Company

02/15/18 / #20180044135

Movable car mounted overspeed governor

A movable car mounted governor assembly for an elevator car is provided. The assembly includes a chassis releasably mounted to an upright of an elevator car and a governor operationally mounted to the chassis. ... Otis Elevator Company

02/15/18 / #20180044134

System and method of measuring and diagnosing ride quality of an elevator system

A system and method of measuring and diagnosing the ride quality of an elevator system, including (a) operating the mobile device to acquire ride quality data, (b) operating the mobile device to transmit ride quality data to an external computing device, (c) operating the external computing device to compare the acquired ride quality data to pre-determined system data to create performance data, (d) operating the external computing device to perform a ride quality diagnostics based at least in part on the performance data, and (e) operating the external computing device to transmit the ride quality diagnostics to the mobile device.. . ... Otis Elevator Company

02/15/18 / #20180044132

Control systems and methods for elevators

Elevator control system including an elevator car, an elevator controller, and an occupancy detection system configured to detect an occupancy level within the elevator car, the occupancy detection system comprising at least one camera. The elevator controller and the occupancy detection system are configured control the elevator car to prevent additional passengers from entering the elevator car when the occupancy detection system detects an occupancy level above a predetermined threshold.. ... Otis Elevator Company

02/08/18 / #20180041147

Motor torque ripple reduction using dc bus harmonics

A method and system of reducing/eliminating ripple in an electric motor. An electric parameter, such as current is sensed in an input electric signal. ... Otis Elevator Company

02/08/18 / #20180041082

Winding assembly for rotary electric machine and method of manufacturing

A winding assembly for a rotary electric machine includes a stator. Also included is a plurality of radially extending teeth defining a plurality of slots therebetween. ... Otis Elevator Company

02/08/18 / #20180037440

Elevator car

An elevator car (2), which is configured for moving along a hoistway in a vertical direction, comprises a passenger compartment defining an interior space (4) surrounded by sidewalls and at least one car door, said sidewalls (62, 63, 64) and/or said car door forming at least one vertically extending corner or protrusion (7). At least one vertically extending decorative element (13, 16) is assigned to the at least one vertically extending corner or protrusion (7) and comprises at least one vertically extending lighting element (10) which is configured for illuminating the interior space 4.. ... Otis Elevator Company

02/08/18 / #20180037438

Governor assembly and elevator

The present invention provides a governor assembly and an elevator, wherein the governor assembly includes: a support; a first axle rotatably supported by the support; a main pulley rotatably mounted on the first axle relative to the first axle; a first guide pulley near the main pulley; a first safety device actuated by the rotation of the first axle; and a centrifugal tripping mechanism which enables, when a rotating speed of the main pulley exceeds a preset value, the main pulley and the first axle to be coupled and rotate together. The governor assembly according to the present invention is of a compact structure and is applicable to a small mounting space.. ... Otis Elevator Company

02/08/18 / #20180037437

Elevator run profile modification for smooth rescue

A method of operating an elevator system is provided. The method includes powering, using a battery, the elevator system when an external power source is unavailable. ... Otis Elevator Company

02/01/18 / #20180032598

Big data analyzing and processing system and method for passenger conveyor

The present invention provides a big data analysis and processing system and method for a passenger transport apparatus, wherein the big data analysis and processing system comprises: a data collection module, the data collection module comprising: an imaging sensor and/or depth sensing sensor, configured to constantly collect image data and/or depth map data of at least one region of the passenger transport apparatus; and an image processing module, configured to process the image data and/or depth map data to acquire a plurality of types of data of the passenger transport apparatus, comprising one or more of device running data, load data, abnormal behavior data and contingency data; a database, the database gathering and storing the plurality of types of data; and a statistical analysis unit, the statistical analysis unit performing classification and statistics on the plurality of types of data according to a statistical analysis method, and generating an analysis report.. . ... Otis Elevator Company

02/01/18 / #20180029842

Monitoring system of a passenger conveyor and monitoring method thereof

The present invention relates to the field of passenger conveyor technologies, and provides a monitoring system of a passenger conveyor and a monitoring method thereof. In the monitoring system and detection method of the present invention, a monitored object of the passenger conveyor is sensed by using an imaging sensor and/or a depth sensing sensor to acquire a data frame, and the data frame is analyzed by a processing apparatus to monitor whether the monitored object is in a normal state. ... Otis Elevator Company

02/01/18 / #20180029841

Detection of state of engagement between step and comb plate of passenger conveyor

The present invention relates to the field of passenger conveyor technologies, and provides an engaging state detection system of a passenger conveyor and a detection method thereof. In the engaging state detection system and detection method of the present invention, a depth sensing sensor is used to sense at least an engaging portion between a step and a comb plate of the passenger conveyor to obtain depth maps, and the depth maps are analyzed by a processing apparatus to detect whether an engaging state between the step and the comb plate is a normal state. ... Otis Elevator Company

02/01/18 / #20180029840

System and method for monitoring handrail entrance of passenger conveyor

The present invention provides a handrail entry monitoring system of a passenger conveyor and a monitoring method thereof, and belongs to the field of passenger conveyor technologies. In the handrail entry monitoring system and the monitoring method of the present invention, at least part of a handrail entry region of the passenger conveyor is sensed by using an imaging sensor and/or a depth sensing sensor, to acquire a data frame, and the data frame is analyzed to monitor whether a handrail entry of the operating passenger conveyor is in a normal state or an abnormal state. ... Otis Elevator Company

02/01/18 / #20180029839

Speed detection system of passenger conveyor and speed detection method thereof

The present invention relates to the field of passenger conveyor technologies, and provides a speed detection system of a passenger conveyor and a speed detection method thereof. In the speed detection system and the speed detection method of the present invention, an imaging sensor and/or a depth sensing sensor are/is used to sense at least one part of the passenger conveyor to acquire sequence frames, and the sequence frames are analyzed by a processing apparatus to obtain at least speed information about steps of the passenger conveyor.. ... Otis Elevator Company

02/01/18 / #20180029838

Monitoring system of a passenger conveyor, a passenger conveyor, and a monitoring method thereof

A monitoring system and a monitoring method for a passenger conveying device, and the passenger conveying device. The monitoring system comprises an imaging sensor and/or a depth sensing sensor for sensing a monitoring area of the passenger conveying device to acquire data frames; and a processing device for performing data processing on the data frames to monitor whether the monitoring area is abnormal, and configured to comprise: a background acquisition module for acquiring a background model based on data frames sensed when the monitoring area is in a normal state; a foreground detection module for comparing data frames sensed in real time with the background model to obtain a foreground object; a foreground feature extraction module for extracting a corresponding foreground object markup feature from the foreground object; and a state judgment module for judging whether the foreground object belongs to an abnormal population.. ... Otis Elevator Company

02/01/18 / #20180029837

Sensor assembly, security system and passenger conveyor

A sensor assembly for a passenger conveying device, a safety system and the passenger conveying device, wherein the sensor assembly comprises an optical fiber disposed along a length of a skirt board of the passenger conveying device; a light source disposed at a first end of the optical fiber, light being incident into the optical fiber; and an optical receiver disposed at the first end of the optical fiber, the optical receiver receiving backwards scattered light from the optical fiber and being capable of sensing a signal indication of the backwards scattered light, wherein the optical fiber is associated with a sensing element such that the sensing element causes deformation of the optical fiber when the sensing element is subjected to a-pressure, and the optical receiver is capable of sensing a change in the signal indication of the backward scattered light caused by the deformation of the optical fiber.. . ... Otis Elevator Company

02/01/18 / #20180029836

Temperature monitoring system, passenger conveyor and temperature monitoring method thereof

A temperature monitoring system for a passenger transport apparatus includes a temperature detection apparatus; and a control apparatus. When the temperature of at least one of a plurality of components is lower than a working temperature range, the control apparatus sends out a notification message and/or enables a heating apparatus to heat the component; when the temperature of at least one of the plurality of components reaches an early warning temperature range, the control apparatus sends out a notification message and/or enables a heat dissipation apparatus to dissipate heat for the component; and when the temperature of at least one of the plurality of components continues to rise and exceeds the working temperature range, the control apparatus sends out a notification message and/or enables the passenger transport apparatus to brake. ... Otis Elevator Company

02/01/18 / #20180029835

Monitoring system of a passenger conveyor, a passenger conveyor, and a monitoring method thereof

A monitoring system includes: an imaging sensor configured to sense a lighting device of the passenger conveyor to acquire image data; and a processing apparatus configured to process the image data, the processing apparatus being configured to include: a background acquisition module configured to acquire a background model based on sensed image data; a foreground detection module configured to compare image data sensed in real time with the background model to obtain a foreground object; and a working condition judgment module configured to perform data processing at least based on the foreground object to judge whether the lighting device is in a normal state. Then, a failure or an abnormal lighting state of the lighting device can be timely diagnosed so that maintenance is performed.. ... Otis Elevator Company

02/01/18 / #20180029834

Monitoring of step rollers and maintenance mechanics of passenger conveyors

The present invention relates to step roller monitoring and maintenance personnel monitoring of a passenger conveyor, and belongs to the field of passenger conveyor technologies. In the monitoring system and monitoring method of the present invention, an imaging sensor and/or a depth sensing sensor is used to sense the step roller/maintenance personnel of the passenger conveyor to acquire data frames, and the data frames are analyzed and processed to monitor whether the movement or position of the step roller/activity or position of the maintenance personnel is in a normal state.. ... Otis Elevator Company

02/01/18 / #20180029833

System of monitoring handrail for a passenger conveyer device, a passenger conveyer device and monitoring method thereof

A moving handrail monitoring system includes a sensor configured to sense at least part of a moving handrail of the passenger conveying device to acquire a data frame; a processing device configured to analyze and process the data frame to monitor whether a tension degree of the moving handrail is in a normal state, wherein the processing device is configured to include: a target object recognition module configured to recognize, based on a sensed movement and/or position and/or color and/or shape, a moving handrail portion that serves as a target object from the data frame; an object feature extraction module configured to extract a tension degree feature of the moving handrail portion; and a judgment module configured to compare the extracted tension degree feature with a system preset interval, and judge whether a current tension degree of the moving handrail is normal.. . ... Otis Elevator Company

02/01/18 / #20180029832

Vehicle and method for elevator system installation

A method of installing an elevator system in a hoistway includes loading an elevator car with elevator system components for installation. The elevator car includes a first deck including one or more linear drive elements operably connected to a linear drive system at the hoistway and a second deck abutting the first deck, and separated from the first deck by a floor. ... Otis Elevator Company

02/01/18 / #20180029830

Traveling cable sway prevention

An elevator system includes an elevator car movable along a hoistway, a traveling cable operably connected to the elevator car and movable along the hoistway with the elevator car, and a traveling cable support positioned in the hoistway and operably connected to the traveling cable to prevent sway of the traveling cable. A traveling cable and traveling cable support arrangement for an elevator system includes a traveling cable positioned in a hoistway and movable in the hoistway during elevator system operation, and a traveling cable support positioned in the hoistway and operably connected to the traveling cable to prevent sway of the traveling cable, the traveling cable support operably connected to the traveling cable via a plurality of guide frames.. ... Otis Elevator Company

02/01/18 / #20180029829

Mechanically integrated propulsion guiding unit

A guide assembly (60) for guiding movement of an elevator car (30) is provided including a first (66) and second (68) guide support coupled to the elevator car (30). The first guide support (66) and the second guide support (68) are separated from one another by a gap (g) wider than an adjacent primary portion (42) of a propulsion system (40) of the elevator car (30). ... Otis Elevator Company

02/01/18 / #20180029828

Governor of elevator

The present invention relates to the technical field of an elevator, and provides a governor of an elevator. The governor of the present invention is provided with a reset push part which is disposed on a ratchet wheel and is used for resetting the governor from a second state to a first state, wherein the reset push part and a pawl of the governor are set in such a manner that when a rope sheave rotates in a direction, the reset push part pushes the pawl to reset the pawl to a position corresponding to the first state.. ... Otis Elevator Company

01/25/18 / #20180022578

Tension member for elevator system

A load bearing member is provided including at least one load bearing segment having a plurality of load carrying fibers arranged within a matrix material. At least a portion of the load bearing member has a radius of curvature when the load bearing member is untensioned.. ... Otis Elevator Company

01/25/18 / #20180022576

Drive and control for six-phase electrical machines with negligible common-mode voltage

A drive and motor system and method for a six phase machine with negligible common-mode voltage is provided. The six-phase machine includes six phase windings divided into at least two windings groups configured to generate a zero common-mode pulse width modulation. ... Otis Elevator Company

01/25/18 / #20180022575

Wireless communication for self-propelled elevator system

A self-propelled elevator system includes a hoistway (11) including a plurality of drives (40), wherein each of the plurality of drives includes a stationary portion (16) of a propulsion system and a controller (30) configured to operate the stationary portion of the propulsion system. The propelled elevator system also includes an elevator car ((14), 42) comprising a processor (44) and a transceiver (48), wherein the transceiver is configured to communicate with the controllers of one or more of the plurality of drives that are adjacent to the elevator car and one or more sensors (46) disposed on the elevator car, wherein the processor is configured to receive signals from the one or more sensors. ... Otis Elevator Company

01/25/18 / #20180022574

Operational modes for multicar hoistway systems

A ropeless elevator system (10) includes a plurality of elevator cars (14) configured to travel in a hoistway having at least one lane (13, 15, 17), a propulsion system (16, 18) to impart force to each elevator car of the plurality of elevator cars, and a controller (46). The controller is configured to operate in an in-group mode where the plurality of elevator cars perform service demands, and to selectively operate in an out-of-group mode where at least one selected elevator car of the plurality of elevator cars performs a predetermined task and is prevented from performing the in-group mode service demands.. ... Otis Elevator Company

01/25/18 / #20180022573

Out-of-group operations for multicar hoistway systems

A ropeless elevator system includes a plurality of elevator cars configured to travel in a hoistway having at least one lane, a propulsion system to impart force to each elevator car of the plurality of elevator cars, and a controller. The controller is programmed to operate in an in-group mode where the plurality of elevator cars perform service demands, an out-of-group mode where at least one selected elevator car of the plurality of elevator cars is prevented from performing the group service mode service demands, and a transition mode where the at least one selected elevator car is prepared and transitioned from operation in the in-group mode to operation in the out-of-group mode.. ... Otis Elevator Company

01/18/18 / #20180016118

Transportation element for a people conveyor

A transportation element (7; 8; 9) for a people conveyor (70), which is configured to be moved in a conveying direction, comprises a lower flange (24); an upper flange (22); and an intermediate element (26) connecting the upper the flange (22) with the lower flange (24).. . ... Otis Elevator Company

01/18/18 / #20180016115

Multi-car elevator control

An elevator system with an elevator car 14, a linear propulsion system to impart force to the elevator car in a hoistway 11, a hoistway communication network 106, 206, a local communication network 110, 210, 310 and motion controls. One of the motion controls proximate to 61 operable to command at least one drive 42a-42f via the local communication network. ... Otis Elevator Company

01/18/18 / #20180016114

Advanced smooth rescue operation

According to one embodiment, a method of operating an elevator system is provided. The method includes detecting, using a controller, when an external power source is unavailable. ... Otis Elevator Company

01/11/18 / #20180009639

Monitoring system for a passenger conveyor

A monitoring system for a passenger conveyor is provided. The passenger conveyor includes a motor for driving the passenger conveyor and an inverter for supplying current to the motor. ... Otis Elevator Company

01/11/18 / #20180009638

Passive elevator car

An elevator system includes a hoistway and an elevator car positioned in the hoistway and configured to travel along the hoistway. The elevator car includes an elevator car door. ... Otis Elevator Company








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