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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


Holographic elevator assistance system

A holographic elevator assistance system mounted in an elevator cab. The system includes a holographic display and a common passenger interface board (cpib). ... Otis Elevator Company

Dynamic compensation control for elevator systems

Methods and systems of controlling elevators including detecting a landing stop for an elevator car, measuring load information associated with the stop, controlling stopping of the elevator at the landing using a machine based on at least one of the detected landing and the measured load information and performing dynamic compensation control of a motion state of the elevator with a computing system and the elevator machine. The dynamic compensation control includes receiving motion state information related to at least one motion state of the elevator car at the computing system, receiving the landing and load information at the computing system, applying a filter to the received information and generating a first control signal, and producing a control output from the first control signal to control the elevator machine to minimize oscillations, vibrations, excessive position deflections, and/or bounce of the elevator car at the detected landing.. ... Otis Elevator Company

Halbach array assembly

A halbach array assembly has a magnetic layer that includes a plurality of permanent magnets and a structural layer attached to a top side of the magnetic layer. The structural layer includes a plurality of rods that support the magnetic layer. ... Otis Elevator Company

Elevator car door interlock

An elevator car door interlock for unlocking an elevator car door of an elevator car is provided including a lock member (54) including an electrical contact (72). A rotatable link arm (58) has a sensing mechanism (52, 62) configured to detect a position of the elevator car door. ... Otis Elevator Company

Elevator synchronous door knife

A synchronous door knife includes a track frame and a bottom plate, the back of the bottom plate is hinged with a stop arm, a transmission arm and a lock plate, a front end of the stop arm is provided with a guide wheel, upper and lower portions of the front of the bottom plate are respectively hinged with rotating arms, the upper rotating arm is linked with the transmission arm through a draw bar, one end of the rotating arms is hinged with a first blade, the other end is hinged with a movable plate, the movable plate is hinged with unlock rotating arms, one end of the unlock rotating arms is hinged with a second blade, and the other end abuts against the lock plate.. . ... Otis Elevator Company

Elevator commuter boarding system and a method thereof

The present invention relates generally to the field of elevator systems. More particularly, the invention relates to an elevator commuter boarding system. ... Otis Elevator Company

Woven elevator belt with multifunctional coatings

A belt for suspending and/or driving an elevator car includes a plurality of tension elements extending longitudinally along a length of the belt and a plurality of fibers interlaced with the plurality of tension elements forming a composite belt structure. A coating at least partially encapsulates the composite belt structure to improve two or more operational characteristics of the belt. ... Otis Elevator Company

Accessible elevator buffer

An accessible buffer assembly for a buffer of an elevator shaft is provided. The assembly includes a mounting frame configured in a pit of an elevator shaft and a buffer movably attached to the mounting frame and configured to provide a safety feature to the elevator car. ... Otis Elevator Company

Elevator brake

An elevator brake (50) comprises at least one first braking element (58, 58a, 58b) and at least one second breaking element (60, 60a) extending parallel to each other orthogonally to a common axial direction and being movable with respect to each other in said axial direction; and at least two actuators (70), which are arranged in a circumferential direction and configured for moving at least one of the first and second braking elements (58, 58a, 58b, 60, 60a) in the axial direction.. . ... Otis Elevator Company

Conveyor device with moving comb plate in the longitudinal direction

A conveyor device (2) comprises a truss (4); a conveyance element (8), which is movable with respect to the truss (4) in a longitudinal direction and which comprises at least one groove (22) extending along said longitudinal direction. The conveyor device (2) further comprises a comb plate (16) having at least one tooth (18) extending into the at least one groove (22). ... Otis Elevator Company

Ropeless elevator system modular installation

An elevator system for a building having a plurality of floors includes a hoistway having one or more lanes. The one or more lanes are defined by a plurality of modules. ... Otis Elevator Company

Power control system for a battery driven elevator

The subject-matter disclosed relates to a power control system (10) for a battery driven elevator; the power control system (10) comprising a dc battery (16) for providing electrical power to an electric motor (24) of the elevator system; and a power controller (22) including a power converter (26), an power inverter (28), and a dc intermediate circuit (30) connected in between the power converter (26) and the power inverter (28); wherein an output of the dc battery (16) is connected to the dc intermediate circuit (30).. . ... Otis Elevator Company

Structural member for elevator

A structural member (220) for an elevator cabin (100) is provided. The structural member (220) includes a body having a first portion (234) configured to be disposed on an interior side of an elevator cabin (100) wall, a second portion (236) configured to be disposed on an exterior side of the elevator cabin (100) wall, and an intermediate portion (238) connecting the first portion (234) to the second portion (236). ... Otis Elevator Company

Configurable multicar elevator system

According to an embodiment, an elevator interface (70) for an elevator system (10) includes an external interface (74) to receive an elevator car (14) outside of the elevator system (10), and an elevator system interface (72) in operable communication with the external interface (74) to introduce the elevator car (14) into the elevator system (10).. . ... Otis Elevator Company

08/23/18 / #20180237265

Elevator rope tension assembly with frictional damping

An illustrative example elevator rope tensioning assembly includes a tensioning sheave configured to guide movement of a compensation rope. A tensioning mass is coupled with the tensioning sheave to provide weight urging the sheave in a tensioning direction. ... Otis Elevator Company

08/23/18 / #20180237263

Elevator braking device including buckling beams

An illustrative example elevator brake device includes a housing that supports a brake member. The brake member has a braking surface. ... Otis Elevator Company

08/23/18 / #20180237261

Elevator safety system and method of monitoring an elevator system

An elevator safety system comprises: at least one position sensor, which is configured for determining a position value representing the position of the elevator car within the hoistway; at least one door sensor, which is configured for detecting whether the at least one door is closed; a limit setting unit, which is configured for determining an operation status of the elevator car and for setting at least one position limit according to the determined operation status; and a comparison unit, which is configured for comparing the determined position value with the set position limit and for determining an error condition, if the position value is not in compliance with the at least one position limit and the at least one door sensor indicates that at least one door is not closed.. . ... Otis Elevator Company

08/23/18 / #20180237260

Elevator safety system and method of monitoring an elevator system

An elevator safety system for an elevator system (2) with an elevator car (12), which is movable along a hoistway (4), comprises: at least one position sensor (25), which is configured for determining a position value representing the position of the elevator car (12) within the hoistway (4); a limit setting unit (32), which is configured for determining an operation status of the elevator system (2) and for setting at least one position limit according to the determined operation status of the elevator system (2); and a comparison unit (34), which is configured for comparing the position value with the position limit and for determining an unsafe condition of the elevator system (2) if the position value is not in compliance with the at least one position limit.. . ... Otis Elevator Company

08/23/18 / #20180237259

Method for detecting trapped passengers in elevator car

A method for detecting trapped passengers in an elevator car (1) comprises collecting a sound in the elevator car (1) when an elevator controller (2) detects any failure of an elevator and comparing the level of the sound a threshold level. The method further includes automatically making a call to a help desk (26) and taking pictures in the interior of the elevator car (1) when the level of the sound exceeds the threshold level.. ... Otis Elevator Company

08/23/18 / #20180237258

Elevator system

An elevator system (1) comprises: an elevator car (4), which is moveable along a hoistway (2); a mobile node (8) moving with the elevator car (4); a stationary node (14), which does not move with the elevator car (4); and a can-bus (60) interconnecting the mobile node (8) with the stationary node (14) for transmitting data between the nodes (8, 14). The mobile node (8) and the stationary node (14) are configured for transmitting sound and/or video data from and/or to the elevator car (4) via the can-bus (60).. ... Otis Elevator Company

08/23/18 / #20180237256

Method for controlling an elevator system

A method for controlling an elevator system comprises obtaining images of the inside of an elevator car, detecting passengers in the images, creating graphic passenger models of the detected passengers from the images and determining the number of passengers who may additionally board the elevator car using the passenger models. The passenger models may reflect the actual size of the passengers.. ... Otis Elevator Company

08/16/18 / #20180229973

Elevator recuperator

An elevator car is provided having a floor, an elevator car door, and a sill, wherein a gap forms between the sill and a landing when the elevator car is positioned at the landing. A recuperator is connected below the elevator car, wherein at least a portion of the recuperator is configured to automatically move from a first position to a second position such that the at least a portion of the recuperator spans the gap. ... Otis Elevator Company

08/16/18 / #20180229972

Car door interlock with sill lock

A lock assembly for an elevator car door is provided including a car mechanism configured to move from a first position to a second position upon detection of a known condition. A contactor is mounted adjacent a lower portion of the elevator car door and is operably coupled to the car door mechanism. ... Otis Elevator Company

08/16/18 / #20180229971

Elevator linear propulsion system with cooling device

An elevator system includes an elevator car constructed and arranged to travel in a hoistway. A linear propulsion system of the elevator system is configured to impart a force upon the elevator car to control movement of the car. ... Otis Elevator Company

08/16/18 / #20180229967

Elevator maintenance access systems for elevators

Methods and system for operating an elevator include receiving input regarding a maintenance action at an access control module, the input including a first predetermined maintenance position, the first predetermined maintenance position being a position of the elevator car within an elevator shaft relative to a landing, conveying an elevator car to the first predetermined maintenance position, disabling an access prevention device of a landing door lock, and opening a landing door at the landing to enable access to the elevator car positioned at the first predetermined maintenance position.. . ... Otis Elevator Company

08/09/18 / #20180222725

People conveyor, conveying band and conveying element of a people conveyor

A conveying element (4) is employed in a conveying band (2) of a people conveyor (50) comprising at least one horizontal portion (81, 83, 85), includes a tread (6) and a riser (8). The conveying element (4) is configured such that the riser (8) at least partly forms an intermediate tread surface (74) in the at least one horizontal portion (81, 83, 85).. ... Otis Elevator Company

08/09/18 / #20180222724

Elevator system including a permanent magnet (pm) synchronous motor drive system

An elevator drive system (40) includes a permanent magnet (pm) synchronous electric motor (34) including a plurality of phases and a plurality of motor drives (55, 58) electrically connected to the pm synchronous electric motor. Each of the plurality of motor drives is operatively connected to a corresponding one of the plurality of phases. ... Otis Elevator Company

08/09/18 / #20180222723

Elevator car

An elevator car (12) for an elevator system (10) comprises: at least one side wall (38); at least one movable panel (60) forming at least a portion of the at least one side wall (38). The movable panel (60) is movable between a maintenance position, in which the panel allows access to components (28, 30, 32) of the elevator system (10), and an operational position, in which the movable panel (60) prevents access to said components (28, 30, 32). ... Otis Elevator Company

08/09/18 / #20180222722

Transport system for ropeless elevator hoistway and method

A transport system for a ropeless elevator system hoistway (11) is provided and includes a first lane (13, 15, 17) and a second lane (13, 15, 17). Also included is a parking area located proximate one of the first lane (13,15, 17) and the second lane (13, 15, 17). ... Otis Elevator Company

08/09/18 / #20180222721

Elevator tension member

A belt for suspending and/or driving an elevator car includes a plurality of cords. Each cord includes a plurality of wires and at least one yarn thread disposed at an outer periphery of the plurality of wires. ... Otis Elevator Company

08/09/18 / #20180222720

Elevator guide shoe assembly

An elevator guide rail assembly (22) includes a guide rail (28) extending along a centerline (30) and an elevator shoe arrangement (24) configured to axially slide along the guide rail (28). The elevator shoe arrangement (24) may include a bracket (32) having a first tab (36a, 36b) removably located in a slot (68) in the first shoe (34a, 34b). ... Otis Elevator Company

08/09/18 / #20180222718

Electromagnetic safety trigger

The present disclosure relates generally to a selectively operable safety brake including a magnetic brake operably coupled to a rod and disposed adjacent to a metal component, the magnetic brake configured to move between an engaging position and a non-engaging position, said magnetic brake, when in the engaging position contemporaneously with motion of the machine, moving the rod in to thereby move the safety brake from the non-braking state into the braking state, and an electromagnetic component including a retention apparatus, the electromagnetic component configured to move the magnetic brake from the engaging position to the non-engaging position upon receipt of a resetting signal.. . ... Otis Elevator Company

08/09/18 / #20180222717

Device and method for actuating an elevator safety brake

A safety device configured to aid in braking movement of a hoisted object is provided including a mounting frame. A brake block is connected to the mounting frame and is operably coupled to a safety brake. ... Otis Elevator Company

08/02/18 / #20180215946

Load-bearing member surface treatment

A method of surface treating a load-bearing member comprising a tension member and a polymer jacket around the tension member is disclosed. According to the method, a liquid composition including water, a water-soluble organic polyol or a water-soluble organic polymer, and a surfactant is applied to a surface of the polymer jacket.. ... Otis Elevator Company

08/02/18 / #20180215587

Elevator linear propulsion system with cooling device

An elevator system includes an elevator car constructed and arranged to travel in a hoistway. A linear propulsion system of the elevator system is configured to impart a force upon the elevator car to control movement of the car. ... Otis Elevator Company

08/02/18 / #20180215586

Intermediate transfer station

A method and system for managing an elevator system (10), includes providing at least one elevator car (14) to travel in a hoistway (11), and selectively introducing and removing the at least one elevator car (14) to and from the hoistway (11) via an intermediate transfer station (50) disposed at an intermediate floor location, wherein the intermediate transfer station (50) includes a service lift (54).. . ... Otis Elevator Company

08/02/18 / #20180215583

Absorber for elevator system rail

An elevator system includes a hoistway, the hoistway having a plurality of landing floors each landing floor having a landing floor door. One or more guide rails are located in the hoistway to guide one or more elevator system components along the hoistway. ... Otis Elevator Company

08/02/18 / #20180215582

Uninterrupted rescue operation

A method of operating an elevator system including: controlling, using a controller, a plurality of components of the elevator system, controlling includes operating at least one of an internal power source, an elevator car, a drive unit, a power conversion device, and a brake; detecting when an external power source is unavailable; deactivating the power conversion device when external power source is unavailable; determining at least one of a motoring mode and a near balance mode; connecting to an internal power source when at least one of the motoring mode and the near balance mode is determined; activating the power conversion device when at least one of the motoring mode and the near balance mode is determined; and increasing, using the internal power source, voltage of the drive unit, the internal power source is configured to provide an uninterrupted power to drive unit when the external power source is unavailable.. . ... Otis Elevator Company

08/02/18 / #20180215581

System and method for resilient design and operation of elevator system

According to one embodiment, a method of operating an elevator system having at least one lane is provided. The method comprising: detecting a failure in the elevator system; detecting a location of the failure within the elevator system; determining a traffic pattern of the elevator car in response to the location of the failure, the traffic pattern operable to direct the elevator car to avoid the location of the failure; and moving the elevator car in accordance with the traffic pattern selected.. ... Otis Elevator Company

08/02/18 / #20180215580

Elevator maintenance from inside elevator car

A method of operating an elevator system (10) includes identifying one or more components (46, 48, 50, 52) in an elevator hoistway (14) requiring periodic maintenance and/or inspection and programming hoistway component locations of the one or more components into an elevator car control system. The elevator car (12) is driven to a programmed hoistway component location of a selected component of the one or more components utilizing the hoistway component location programmed into the elevator car control system. ... Otis Elevator Company

08/02/18 / #20180215577

Elevator service person collision protection system

According to one embodiment, an elevator car collision protection system is provided. The collision protection system comprising: a first antenna configured to be worn by a person entering a hoistway; a first trio of transceivers located a first selected distance away from a first impact wall of the hoistway, the first trio of transceivers being configured to detect a first clearance between an elevator car within the hoistway and the first trio of transceivers and a second clearance between the first antenna and the first trio of transceivers; and an alarm configured to activate when a collision risk level exceeds a selected risk level, wherein the collision risk level is determined in response to the first clearance and the second clearance.. ... Otis Elevator Company

08/02/18 / #20180215576

Elevator machine brake control

An illustrative example embodiment of an elevator brake device includes a brake member configured to move into a braking position to resist movement of an elevator car associated with the brake device. A plurality of actuators are associated with the brake member and selectively controllable to apply a force to cause the brake member to move into the braking position. ... Otis Elevator Company

07/26/18 / #20180212495

Reflective optical encoder with contaminant protection

A reflective optical encoder (40) assembly includes a motor and brake assembly at least partially in a motor and brake housing (42). An encoder housing is at least partially received in a cavity (34) of the motor and brake housing. ... Otis Elevator Company

07/26/18 / #20180208441

Diagnostic step for a passenger conveyor

A diagnostic step for a passenger conveyor comprises at least one camera for shooting at least one lateral side of the interior space of the passenger conveyor, at least one directional microphone pointed to said at least one lateral side of the interior space of the passenger conveyor and an analyzer unit which receives image data from the camera and sound data from the directional microphone and transmits the data to an outside network.. . ... Otis Elevator Company

07/26/18 / #20180208437

Elevator car lining panel and method of assembling an elevator car

An elevator car lining panel (81-90), which is configured to be attached to at least one structural panel (41-49) of an elevator car (2), includes at least one first connection portion (10), which is configured for connecting with at least one corresponding second connection portion (18) of an adjacent elevator car lining panel (81-90) in order to fix two adjacent elevator car lining panels (81-90) with each other. The at least one first connection portion (10) is provided with a fixing structure which allows for fixing the elevator car lining panel (81-90) to an adjacent structural panel (41-49) of the elevator car (2).. ... Otis Elevator Company

07/26/18 / #20180208436

Compliant shear layer for elevator termination

A termination device for a suspension member of an elevator system includes a housing and a wedge assembly located in the housing. The wedge assembly includes a wedge interactive with the housing to apply a clamping force to the suspension member in response to an axial load acting on the suspension member and a compliant shear element secured to the wedge or the suspension member and configured to reduce shear loads on the suspension member.. ... Otis Elevator Company

07/26/18 / #20180208434

Elevator brake wedge

An elevator brake wedge is provided and includes an elongate body having first and second generally opposed major surfaces and first and second generally opposed minor surfaces. The second minor surface has a greater length than the first minor surface. ... Otis Elevator Company

07/26/18 / #20180208433

Safety block for elevator

An elevator safety block including a frame configured to attach to an elevator structure, e.g., an elevator car or counterweight, and slidably engage with a guide rail, the frame defining a first engaging surface and a support surface, an intermediate body slidably mounted to the support surface, and an engaging body rotatably attached to the intermediate body and having a second engaging surface. In a first position, the first engaging surface and the second engaging surface are configured to permit the elevator structure to move along the guide rail, and, in a second position, the first engaging surface and the second engaging surface are configured to engage with the guide rail and prevent movement of the elevator structure.. ... Otis Elevator Company

07/26/18 / #20180208432

Automatic door switch inspection

A door switch inspection device for detecting an abnormal condition of a landing door switch used in an elevator is disclosed. Each of a plurality of landing door switches is disposed on a corresponding landing door at each landing floor for detecting an open/closed state of the landing door. ... Otis Elevator Company

07/26/18 / #20180208431

Elevator visual communication system

A visual communication system (28) for an elevator car (22) of an elevator system (20) includes a voice recognition module (34) configured to recognize a first voice communication (56) originating from a source (30) remotely located from the elevator car (22) and generate a text message (52). The text message is transmitted to a text display (36) located in the elevator car (22) for viewing by an elevator car passenger (24).. ... Otis Elevator Company

07/19/18 / #20180202189

Landing door lock failsafe protection device

A landing door locking mechanism of an elevator system includes a body housing key-engagement elements and having a first end and a second end, the key-engagement elements located at the first end and a keyway structure, wherein in a first position the first end of the body is exposed such that a key may be inserted into a keyway of the keyway structure and interact with the key-engagement elements. A biasing mechanism is configured to bias a moveable portion of the body toward a second position, wherein in the second position a key cannot interact with the key-engagement elements and a solenoid is configured to apply a force on the moveable portion of the body when the solenoid is energized such that the moveable portion of the body is moved from the second position to the first position.. ... Otis Elevator Company

07/19/18 / #20180201480

Ring assembly for elevator governor, governor and elevator system

The present invention provides a core ring assembly for an elevator governor, a governor and an elevator system, wherein the core ring assembly comprises: a first portion and a second portion of a core ring which are axially arranged, the first portion and the second portion of the core ring having contact surfaces therebetween; and a pressure generation mechanism for generating a pressure between the first portion and the second portion of the core ring, wherein the first portion of the core ring rotates by receiving an actuation torque from an over-speed actuating mechanism, and the second portion of the core ring rotates with the first portion of the core ring by virtue of friction of the contact surfaces and enables a safety activating module. The core ring assembly provided by the embodiment of the present invention has a peak torque limiting function and a compact structure.. ... Otis Elevator Company

07/19/18 / #20180201479

Deterrent device inhibition key

An elevator system is provided, the system includes an elevator car (100, 200, 300) having at least one elevator car door (202), a deterrent system configured to prevent the at least one elevator car door (202) from opening when the elevator car (100, 200, 300) is not in an unlocking zone (218, 318), and a disabling system configured to disable the deterrent system such that the at least one elevator car door (202) may be opened outside of the unlocking zone (218, 318).. . ... Otis Elevator Company

07/19/18 / #20180201474

Mobile device identification in elevator communication system and method

A communication system includes an operating environment proximate a plurality of elevator car locations. Also included is a bluetooth low energy (ble) device connectable to a mobile device located within the operating environment, the ble device being a ble central communication device and the mobile device being a ble peripheral communication device, the mobile device advertising a universal unique identifier (uuid) written to memory of the mobile device by the ble device to establish connection between the mobile device and the ble device.. ... Otis Elevator Company

07/19/18 / #20180201473

Connection management in elevator communication system and method

A communication system includes an operating environment proximate a plurality of elevator car locations. Also included is at least one bluetooth low energy (ble) access point device connectable to a mobile device located within the operating environment upon receipt of a ble signal by the mobile device, the mobile device permitting a single ble access point device of the at least one ble access point devices to connect to the mobile device at a time, for requesting an elevator assignment from the connected ble access point device, the ble access point devices each being a ble central communication device and the mobile device being a ble peripheral communication device.. ... Otis Elevator Company

07/12/18 / #20180194597

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

07/12/18 / #20180194595

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

07/12/18 / #20180194593

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

07/12/18 / #20180194592

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

07/05/18 / #20180186606

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

07/05/18 / #20180186605

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

07/05/18 / #20180186602

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

07/05/18 / #20180186601

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

07/05/18 / #20180186598

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

07/05/18 / #20180186596

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

07/05/18 / #20180186595

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

06/28/18 / #20180179023

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

06/21/18 / #20180172718

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

06/21/18 / #20180172094

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








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