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Nabtesco Corporation patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nabtesco Corporation-related inventors


Heliostat and driving device for driving panel of heliostat

One object is to reduce an allowable torque of a driving device. A driving device for driving a panel of a heliostat includes a second axis driving portion for rotating the panel around a second axis non-parallel to a first axis around which the panel is turned with respect to a horizontal plane. ... Nabtesco Corporation

Speed reducing device for carriage and driving device for carriage

A speed reducing device for a carriage includes: a base fixed to a carriage body; a carrier fixed to the base; a case to which a wheel is detachably attached; a reducer that is supported by the carrier, decelerates power input thereto, and transmits the power to the case to rotate the case; and a flange fixed to the base or the carriage body and separately provided from the carrier. The flange supports a brake unit that is for braking the power input to the reducer.. ... Nabtesco Corporation

Plug door opening-closing device and plug door device

A plug door opening-closing apparatus, which is adapted for use with a vehicle having a vehicle front-rear direction and a vehicle width direction, includes a door hanger capable of coupling a door panel of the vehicle, a movable guide configured to guide movement of the door hanger in the front-rear direction and move in the width direction, a guide support member that guides movement of the movable guide in the width direction, and an interlock mechanism mechanically connected to the movable guide. The interlock mechanism conforms a movement amount of a first portion of the movable guide to a movement amount of a second portion of the movable guide.. ... Nabtesco Corporation

Rotary electric machine and non-contact power generator

Provided is a rotary electric machine including: a permanent magnet rotatable around a first rotational shaft and disposed at a distance from a main surface of a moving body rotating or moving, at least a part of a side surface of the permanent magnet continuous to an outer peripheral surface thereof being opposed to the main surface of the moving body, wherein the permanent magnet is rotated around the first rotational shaft by a reaction force acting on the permanent magnet, the reaction force being caused by eddy currents produced in the main surface of the moving body in such a direction as to hinder a change of magnetic flux from the permanent magnet, and a surface speed of the side surface of the permanent magnet opposed to the moving body is lower than a surface speed of the main surface of the moving body opposed thereto.. . ... Nabtesco Corporation

Non-contact power generator

A non-contact power generator includes: a magnet disposed at a distance to a main surface of a moving body that moves in one direction and the opposite direction, and the magnet generating a magnetic flux passing the main surface; a coil being separated from a surface of the magnet that faces away from the main surface, the coil being linked with the magnetic flux from the magnet; and a magnetic flux guide member disposed in a part of a magnetic path of the magnetic flux linked with the coil. The magnet is moved along the shaft in the moving direction of the moving body at a speed lower than the speed of the moving body by a reaction force acting on the magnet on a basis of eddy currents generated in the main surface in such a direction as to hinder a change of the magnetic flux from the magnet.. ... Nabtesco Corporation

Silencer, exhaust valve, valve device, air dryer, compressed air supply device for vehicle, and compressed air supply system

An air dryer includes a supporting base, a drying agent container, and an outer cover. The supporting base includes an inlet for receiving compressed air to be subject to a drying process and an outlet for delivering the processed compressed air that has undergone the drying process. ... Nabtesco Corporation

Sliding door apparatus

A sliding door apparatus capable of effectively restraining sliding movement of a door body is provided. A sliding door apparatus 1 includes: a rail 20 having an inner surface 24 formed to have a concave shape, the inner surface 24 having a first support surface 24a and a second support surface 24b which are not parallel to each other; a hanger 30a, 30b having a first driving member (32, 37) in rolling contact with the first support surface 24a, and a second driving member (33, 38) in rolling contact with the second support surface 24b; and a door body 40 configured to be moved in a longitudinal direction of the rail 20 through the hanger 30a, 30b. ... Nabtesco Corporation

Oil separator

An oil separator includes a casing that has an inlet for air and an outlet for air, and an impingement member that is provided inside the casing. Air that contains oil is introduced through the inlet into the casing and caused to strike the impingement member so that the oil is separated from the introduced air and is recovered. ... Nabtesco Corporation

Status checking device for built-in object, operation checking device and method for checking built-in object

The present invention is provided with an information acquisition unit for acquiring at least one piece of physical information regarding an object including a target built therein, a status of the target being unable to be directly checked from outside, the at least one piece of physical information being manifested outside the object, and a status determination unit for determining the status of the target based on the acquired at least one piece of physical information.. . ... Nabtesco Corporation

Pressure sensor

A pressure sensor is provided with a cylindrical body made of a magnetostrictive material and configured to be deformed under a pressure of a fluid flowing inside and a detection portion configured to detect a change in magnetic field caused by distortion of the cylindrical body. The cylindrical body is provided with a peripheral wall portion curved or bent in an axial direction of the cylindrical body.. ... Nabtesco Corporation

Gear device

The present application discloses a gear device provided with: an outer cylinder; an internal member at least partially housed in the outer cylinder and configured to rotate relative to the outer cylinder about a predetermined rotation axis; a first main bearing fitted into an annular space formed between the outer cylinder and the internal member; and a second main bearing fitted into the annular space and configured to define the rotation axis in cooperation with the first main bearing. A distance between a first intersection where a load action line of the first main bearing intersects with the rotation axis and a second intersection where a load action line of the second main bearing intersects with the rotation axis is set to fall within a range expressed by a predetermined inequality expression.. ... Nabtesco Corporation

Panel driving device and heliostat

A panel driving device rotates a panel structure to vary a tilt thereof or turns the panel structure about a vertical axis, the panel structure including a panel for receiving sunlight, the panel driving device including: a drive source including a rotational portion capable of rotating; and a transmission mechanism including a connection portion connected to the panel structure, and configured to convert a rotational movement of the rotational portion into rotation or turning of the panel structure without converting the rotational movement of the rotational portion into a linear movement, wherein the connection portion is offset from a rotation axis of the rotational portion.. . ... Nabtesco Corporation

Electric actuator driving and controlling device, and aircraft

One object is to reduce a volume occupied by a device disposed in a first space spatially limited to a large degree. An electric actuator diving and controlling device is provided with a drive unit positioned in a first space in a piece of equipment and configured to apply power to an electric actuator and a control unit positioned in a second space in the piece of equipment and configured to transmit, to the drive unit, a power command signal including information related to power to be applied to the electric actuator. ... Nabtesco Corporation

Electric actuator driving and controlling device, and aircraft

One object is to prevent a component having low environmental resistance from being disposed in an environmentally harsh space. An electric actuator driving and controlling device is provided with a drive unit positioned in a first environment in a piece of equipment and configured to apply power to an electric actuator and a control unit positioned in a second environment in the piece of equipment and configured to transmit, to the drive unit, a power command signal including information related to power to be applied to the electric actuator. ... Nabtesco Corporation

01/18/18 / #20180017134

Gear device

A gear device is provided with a carrier having a first member and a second member opposed to the first member in a rotation axis direction, a crankshaft configured to cause the carrier to rotate relative to an outer cylinder about a rotation axis, an insertion pin inserted into the first member and the second member, and a restriction member configured to restrict movement of the insertion pin. The insertion pin is housed in such a manner as to extend from a first hole over to a second hole, the first hole formed in the first member so as to extend through the first member, the second hole formed in the second member so as to correspond to the first hole. ... Nabtesco Corporation

01/18/18 / #20180017133

Gear device

A gear device is provided with inner-tooth pins fitted into pin grooves of an outer cylinder, a carrier housed inside the outer cylinder, a crankshaft rotatably supported on the carrier, an oscillating gear having outer teeth meshable with the inner-tooth pins and configured to oscillate in conjunction with rotation of the crankshaft, while the outer teeth are meshed with the inner-tooth pins, and a restriction member configured to restrict movement of the inner-tooth pins in an axial direction. The restriction member is mounted to the outer cylinder on an outer side of the outer cylinder.. ... Nabtesco Corporation

12/28/17 / #20170370496

Servo-valve and fluidic device

Servo-valve that controls fluid discharged from a nozzle discharge port by displacing the nozzle, and that drives an actuator. The servo-valve includes a receiver having an inflow surface provided with a first inflow port, and a second inflow port into which fluid discharged from the discharge port flows. ... Nabtesco Corporation

12/28/17 / #20170370484

Servo-valve and fluidic device

Servo-valve that drives an actuator by using a fluid. The servo-valve includes a nozzle having a discharge edge forming an outline of a discharge port from which the fluid is discharged and a tapered inner wall growing narrower toward the discharge edge, and a receiver that is provided with a flow path into which the fluid discharged from the discharge port flows. ... Nabtesco Corporation

12/28/17 / #20170370483

Servo-valve and fluidic device

Servo-valve that controls fluid discharged from a nozzle discharge port by displacing the nozzle, and that drives an actuator. The servo-valve includes a receiver provided with a first inflow port into which the fluid discharged from the discharge port flows. ... Nabtesco Corporation

11/23/17 / #20170335944

Sensor and gear device

The present application discloses a sensor provided with a detection portion that detects a foreign substance of a predetermined size or larger generated in a lubricant in a gear device and an output portion that, upon the detection portion detecting the foreign substance, outputs information indicating that the foreign substance has been detected.. . ... Nabtesco Corporation

10/05/17 / #20170284398

Rotary pump having a casing being formed with a communicating hole communicating a space that is between the side plate and the wall surface of the driving machine

It is intended to provide a vacuum pump so that without upsizing the vacuum pump, noise and vibration are reduced, heat dissipation property is secured, and the casing is downsized. Therefore, at least one turning part is provided in an exhausting path formed in a casing body. ... Nabtesco Corporation

10/05/17 / #20170284139

Plug door device

One object is to provide a plug door device that can make a contribution to a size reduction thereof, while suppressing a decrease in airtightness of a door. A plug door device is provided with an electric motor, a plug operation portion that moves a door in a width direction of a vehicle, a front-back operation portion that moves the door in a front-back direction of the vehicle, a movement suppressing portion that can suppress movement of the door in the front-back direction, and a planetary gear mechanism that distributes a drive force of the electric motor to the plug operation portion when movement of the door in the front-back direction is suppressed by the movement suppressing portion, and distributes a drive force of the electric motor to the front-back operation portion when movement of the door in the front-back direction is not suppressed by the movement suppressing portion.. ... Nabtesco Corporation

08/31/17 / #20170246568

Oil separator and compressed air drying system

An oil separator includes a heating device that heats liquid stored in a liquid storage portion, a connecting pipe that connects the liquid storage portion to an external device that utilizes oil, an opening/closing device that selectively opens and closes the flow path of the connecting pipe, and a determination device that determines whether the liquid stored in the liquid storage portion should be delivered to the external device. The opening/closing device is configured to open the flow path of the connecting pipe when the determination device determines that the liquid accumulated in the liquid storage portion should be delivered to the external device.. ... Nabtesco Corporation

07/27/17 / #20170209831

Air drier

An air drier includes an inlet, an outlet, and a collected liquid discharge port. Compressed air flows in the inlet. ... Nabtesco Corporation

07/13/17 / #20170197603

Parking brake system

A parking brake system for electrically controlling a parking brake of a vehicle is provided. The parking brake system includes a parking brake provided for each wheel, an air dryer controller, and an actuator. ... Nabtesco Corporation

07/13/17 / #20170197308

Teaching data generating device and teaching data-generating method for work robot

A teaching data generating device for a work robot includes: a storage unit (22) that stores three-dimensional models of a plurality of work robots (12), a display unit (26) that displays a virtual space that represents an actual workspace (ws) where a work robot (12) is set up and displays at least one three-dimensional model selected from among the three-dimensional models of the plurality of work robots stored in the storage unit (22) such that the three-dimensional model is configured in the virtual space, an operation control unit that operates the three-dimensional model displayed on the display unit (26) in accordance with an instruction to operate the three-dimensional model, and a teaching data generating unit that generates teaching data for the work robot (12) using data of motions of the three-dimensional model operated by the operation control unit.. . ... Nabtesco Corporation

06/29/17 / #20170183603

Lubricant composition for speed reducer and speed reducer

The invention provides a lubricant composition for an eccentrically oscillating speed reducer of planetary gear type, which is capable of extending the life of the speed. Reducer under high temperatures and keeping low input torque at low temperatures, and includes (a) a base oil containing a synthetic oil, (b) a hydrocarbon wax, and (c) at least one calcium salt selected from the group consisting of a calcium salt of petroleum sulfonic acid, a calcium salt of alkyl aromatic sulfonic acid, a calcium salt of oxidized wax, an overbasic calcium salt of petroleum sulfonic acid, an overbasic calcium salt of alkyl aromatic sulfonic acid, and an overbasic calcium salt of oxidized wax.. ... Nabtesco Corporation

06/29/17 / #20170182441

Oil separator, and system for separating oil for vehicle

An oil separator includes a housing and an impingement member arranged in the housing. The oil separator introduces air containing oil into the housing and causes the air to strike the impingement member to separate the oil from the introduced air, thereby recovering the oil into a liquid storage portion. ... Nabtesco Corporation

06/22/17 / #20170175721

Fluid pressure pump and fluid pressure system

A fluid pressure pump and a fluid pressure system in which leakage of fluid and ablation of a cylinder block and a port plate can be prevented by pressing the cylinder block to the port plate with an appropriate pressing force. A hydraulic pump includes a cylinder block that has a cylinder chamber that may be in communication with an oil passage of a port plate and in which a piston is housed; and a cylinder block pressing means imparting, to the cylinder block, a pressing force that presses the cylinder block to the port plate. ... Nabtesco Corporation

06/22/17 / #20170174251

Steering assistance device

The present application discloses a steering assistance device, including: a motor configured to output a drive force in accordance with a steering force applied to a steering shaft; and a speed reducer including: a gear section configured to rotate and oscillate in accordance with the drive force; an outer cylinder having an internally toothed ring formed thereon, the internally toothed ring being configured to mesh with the gear section; and a carrier configured to rotate in accordance with rotation and oscillation of the gear section and output a steering assistance force to a steering mechanism, the steering mechanism being configured to steer vehicle wheels in accordance with rotational operation applied to a steering wheel. The engagement ratio between the gear section and the internally toothed ring is from 25 to 100%.. ... Nabtesco Corporation

06/15/17 / #20170165911

Three dimensional modeling apparatus

A three-dimensional modeling apparatus models a three-dimensional object by lamination modeling in an air-tight process chamber. The three-dimensional modeling apparatus includes an elevation guide chamber provided adjacent to the process chamber, an elevation stage provided so as to be capable of being raised and lowered in the elevation guide chamber, and a communication pipe communicating between a space below the elevation stage in the elevation guide chamber and the process chamber.. ... Nabtesco Corporation

06/15/17 / #20170165605

Compressed-air drying device, method for controlling compressed-air drying device, and vehicle

A compressed air drying device that dries compressed air discharged from a compressor includes a dryer and a controller. The dryer includes a drying container, which is filled with a desiccant, and a discharge valve arranged in a discharge port that discharges drainage produced by regeneration of the desiccant. ... Nabtesco Corporation

06/08/17 / #20170157558

Compressed-air drying system

A compressed-air drying system includes an air dryer, an oil mist separator and a reservoir. The air dryer includes desiccant and a drain port for draining liquid generated through regeneration of the desiccant. ... Nabtesco Corporation

05/11/17 / #20170130764

Supporting structure for force transmission member, aircraft reaction link, flight control surface driving unit, method of mounting force transmission member, and method of manufacturing aircraft reaction link

One object is to provide a supporting structure for a force transmission member, an aircraft reaction link, a flight control surface driving unit, a method of mounting a force transmission member, and a method of manufacturing aircraft reaction link that enable weight reduction while ensuring necessary strength. In accordance with one aspect, the reaction link includes a bush and a link body formed of a fiber-reinforced plastic and supporting the bush. ... Nabtesco Corporation

05/11/17 / #20170130412

Foreign matter removing device for use in turnout, and method for installing foreign matter removing device for use in turnout

A foreign matter removing device y1 for use in a turnout x1 is provided with a base rail 100 and a tongue rail 200. The foreign matter removing device y1 is provided with an inlet member 4 including an inlet channel 44, the inlet member 4 extending in the width direction of the base rail 100 in a region lower than a bottom surface b1 of the base rail 100; and a connecting portion 22 including a communication channel 22c for communicating a nozzle portion 21 which injects a foreign matter removable medium to between the base rail 100 and the tongue rail 200, and the inlet channel 44. ... Nabtesco Corporation

04/20/17 / #20170106543

Joint mechanism for humanoid robot

A joint mechanism includes: a first member; a second member; and a gear device that is provided between the first member and the second member and changes the number of revolutions at a predetermined ratio to transmit a drive force. The gear device includes a crank shaft on which a first eccentric portion is formed, a first oscillating gear that has first external teeth and an insertion hole into which the first eccentric portion is inserted, a carrier that retains the crank shaft rotatably, and an external cylinder that has an internal-tooth pin 3. ... Nabtesco Corporation

04/06/17 / #20170095934

Humanoid robot joint mechanism

A joint mechanism includes: a first member; a second member that includes a first portion and second portion; a gear device including a crank shaft on which a first eccentric portion is formed, a first oscillating gear that has first external teeth and a first insertion hole, a carrier that retains the crank shaft, and an external cylinder that has internal-tooth pins. The carrier and the external cylinder are configured to be displaced coaxially due to oscillation of the first oscillating gear. ... Nabtesco Corporation

03/16/17 / #20170072353

Oil separator

An oil separator is provided with a casing having an inlet for air and an outlet for air, an expansion chamber for expanding air introduced therein through the inlet, an accommodation member communicating with the expansion chamber in the vertical direction, a collected liquid storage portion provided below the accommodation member, and a connecting hose having an oil separator connection end for being connected to the inlet and an air dryer connection end for being connected to an air dryer. The connecting hose is configured such that the oil separator connection end is located higher than the air dryer connection end.. ... Nabtesco Corporation

03/02/17 / #20170058977

Caliper device and disc brake device including the same

A caliper device used together with a brake shoe to retard rotation of a rotor includes a brake arm that is swung relative to a main body by a driving mechanism. The brake arm moves the brake shoe between a brake position and a non-brake position. ... Nabtesco Corporation

01/26/17 / #20170021300

Oil separator

. . The objective is to improve the oil trapping rate of an oil separator. The oil separator (3) separates gas and liquid in air containing oil, recovers liquid that contains oil. ... Nabtesco Corporation

01/12/17 / #20170007944

Oil separator and drain discharge system

An oil separator which can discharge collected liquid in a short time and a collected liquid discharge system are provided. This oil separator performs gas-liquid separation on fluid containing oil and collects liquid, which contains oil. ... Nabtesco Corporation








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