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Thk Co Ltd patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Thk Co Ltd-related inventors


 new patent  Speed reduction or speed increasing apparatus

A speed reduction apparatus supports a third crown gear that undergoes wave motion. The speed reduction apparatus includes: a first crown gear; a second crown gear; a third crown gear having opposing teeth facing the first crown gear and opposing teeth facing the second crown gear, back to back; and... Thk Co Ltd

Ball joint and manufacturing ball joint

This ball join includes a ball stud with a spherical ball section and a shaft-shaped shaft section and a holder that rotatably bolds the ball section, and has a machining surface subjected to cutting in a welded portion obtained by welding the ball section and the shaft section, and the... Thk Co Ltd

Motion guide apparatus

A motion guide apparatus ensures that a retaining portion retains a rolling element. A rolling element retainer having retaining portions that prevent a rolling element from falling out of a movable body, the retaining portions extending along a loaded rolling element rolling portion, is incorporated in the movable body of... Thk Co Ltd

Speed reduction or speed increasing apparatus

Provided is a speed reduction or speed increasing apparatus where the rotational stiffness can be increased, including a housing, a first crown gear, a support unit placed radially outward of the first crown gear to support the first crown gear to be capable of wave motion and incapable of rotation... Thk Co Ltd

Speed reduction or speed increasing apparatus

Provided is a speed reduction or speed increasing apparatus where the rotational stiffness can be increased, including a housing, a first crown gear, a support unit placed radially outward of the first crown gear to support the first crown gear to be capable of wave motion and incapable of rotation... Thk Co Ltd

Pressing device

This pressing device includes an actuator, a pressing unit provided on a movable element of the actuator, a movement quantity detector for detecting a movement quantity of the movable element and outputting movement quantity information indicating the movement quantity, and a drive device that moves the pressing unit to press... Thk Co Ltd

Movement guide device

A movement guide device comprises: a support body formed with two roller rolling grooves in each of two side surfaces thereof; a moving body assembled onto the support body to freely move along the support body, and having a load roller rolling groove provided opposite to the roller rolling groove... Thk Co Ltd

Screw device

A disclosed screw device provides an allowance for the accuracy of a recess in an end surface of a nut. A nut has a communicating hole communicating in an axial direction, and is provided at an axial end surface of the nut with a recess communicating with the communicating hole.... Thk Co Ltd

Motion guide apparatus cooling nozzles, motion guide apparatus with cooling nozzles, and motion guide apparatus cooling system

A motion guide apparatus cooling nozzle is provided which can gas-cool a motion guide apparatus. Cooling nozzles 1a and 1b of the present invention are mounted on a block 4 of the motion guide apparatus to cool at least one of a guide rail 2 and a block 4 that... Thk Co Ltd

Ball screw

Provided is a ball screw capable of reducing unevenness of load distribution of balls and extending a service life of the ball screw. In the ball screw, one end part 6 of a nut 2 on a flange 2-2 side is closer to an end 9 of a screw shaft... Thk Co Ltd

Roll rotation structure in a robot

A roll rotation structure for rotationally driving, in a roll direction of a robot, an arm unit mounted on a shoulder part of the robot through a roll support part comprises a linear motion actuator having an output shaft that moves linearly, a mounting part by which the linear motion... Thk Co Ltd

Rotation-linear motion conversion apparatus and steering apparatus

A rotation-linear motion conversion apparatus (10) includes: a rack bar (30) in which a rack gear (32) is formed; a housing (40) that surrounds the rack bar (30); a pinion shaft (20) including a pinion gear (22) that engages with the rack gear (32) and that is inserted inside the... Thk Co Ltd

Motion guide device and actuator

Provided is a motion guide device including a track rail in which a rolling body rolling groove is formed and a movable block which is mounted on the track rail via a plurality of rolling bodies. The movable block includes a movable block body which has a loaded rotting body... Thk Co Ltd

Support structure for an upper half body of a robot

A support structure for an upper half body of a robot includes: a columnar backbone part extending in an upward direction from a haunch bone part of a robot; an upper half body support part connected to the backbone part; and a driving unit on which an arm unit of... Thk Co Ltd

Rotational driving mechanism in a robot

A rotational driving mechanism for driving a rotary member mounted on a rotatable base member includes: a first link unit that has a first link body and is mounted through a first support part on the base member, the first link unit further having an input part to which an... Thk Co Ltd

Linear motor

Disclosed is a linear motor that can exert a high propulsive force and reduce cogging. A stator has a plurality of core units in a stroke direction. Each of the core units has a first core having a first magnetic pole and a second magnetic pole, which is different in... Thk Co Ltd

Screw device cooling nozzle and motion guide device cooling nozzle

Provided is a screw device nozzle that can gas-cool a screw device effectively. A screw device cooling nozzle (4) of the present invention is placed in such a manner as to surround at least one of a screw shaft (1) and a nut (2). The cooling nozzle (4) includes an... Thk Co Ltd

Linear motor apparatus and control method

This linear motor apparatus includes: a first linear motor and a second linear motor, movable bodies of which move in the same direction in a linked manner; a first control portion that causes the first linear motor to produce thrust to apply a load to a pressurizing target via the... Thk Co Ltd

Ball joint

The ball joint includes: a ball stud including: a shaft member; and a ball portion formed at one end of the shaft member; and a holder made of a synthetic resin and configured to accommodate the ball portion in a pivotable manner. The holder includes: an opening portion from which... Thk Co Ltd

Motion guide manufacturing the same

An object is to provide a motion guide apparatus that can facilitate an assembly operation. An end member (4a, 4b) including an inner peripheral side of a direction changing path (2c) is placed on an end surface in a movement direction of a moving member body (3). At least one... Thk Co Ltd

Motion apparatus

A motion apparatus includes end plates (41) that are attached to end faces (22) of a block (21) in directions of movement and form rolling element veering paths as parts of an endless cyclic path, wherein the end plate (41) has a scooping piece (56) that is provided so as... Thk Co Ltd

Rolling device and manufacturing rolling device

A rolling device includes: an inner member that has a raceway face; an outer member that has a raceway face facing the raceway face; and rolling elements that are disposed between both raceway faces in a rollable manner, wherein at least one of the inner member and the outer member... Thk Co Ltd

Movement device

A movement device includes: a track body, and a moving body which includes: a plurality of endless circulation passages; and a roller configured to roll in the plurality of endless circulation passages, the moving body being movable relative to the track body via the roller disposed between the track body... Thk Co Ltd

Rolling device

This rolling device 10 includes an inner member 11 provided with a rolling element rolling groove 11a, and an outer member 21 attached to the inner member 11 to be relatively movable via a plurality of roiling elements 12. The outer member 21 includes an outer member main body portion... Thk Co Ltd

Motion guide device

A motion guide device (1) includes: a track body that extends in a longitudinal direction; a movable body (20) that is mounted on the track body and is movable along the track body; an encoder scale that is disposed at the track body in the longitudinal direction; a sensor (50)... Thk Co Ltd

Packing body

A packing body (1) includes a casing portion (2) which includes an accommodating groove (10) accommodating a packing object (X) and a lid portion (3) which is integrally formed with the casing portion (2) and is capable of being folded on the casing portion (2) to block an opening of... Thk Co Ltd








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Thk Co Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Thk Co Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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