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WO/2021/236291A1 |
A linear actuator system having an actuator housing, a motor assembly, a screw shaft, a thrust tube, and a nut assembly. The nut assembly is engaged with the screw shaft and directly coupled with the thrust tube. The nut assembly can def...
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WO/2021/228831A1 |
The invention relates to a drive assembly for the motorized adjustment of an adjustment element (2) of a motor vehicle. The drive assembly (1) has an electric drive motor (3) with a stator (4), a rotor (5), a motor shaft (6) which is cou...
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WO/2021/228304A1 |
The invention relates to a ball screw of an exhaust gas recirculation valve of a motor vehicle, the threaded nut (2) of which ball screw comprises: two sheet-metal rings (7) which are arranged axially one behind the other and have the ba...
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WO/2021/224433A1 |
The invention relates to an actuator (1) wherein an energy accumulator (6), with which an emergency drive (5) can be supplied, is designed to be tensioned by an electric motor (2), wherein the motor (2) displaces at least one engaging el...
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WO/2021/224415A1 |
The invention relates to improvements in the technical field of actuating drives. For this purpose, among other things, a fail-safe drive (1) for an actuating drive, which has a drive energy accumulator (6) comprising at least one disc s...
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WO/2021/221592A1 |
The present invention is related to an alternative reduction mechanism (12) that converts linear motion to circular motion or circular motion to linear motion and provides a higher reduction rate in a more compact and economical structur...
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WO/2021/218690A1 |
A linear actuator, comprising a driving electric motor (15), a transmission assembly, a rotation lead screw (20), a transmission nut (21), a clutch device, a self-locking device and a hand-pulled release assembly. The clutch device is ar...
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WO/2021/214046A1 |
The invention relates to a linear adjuster (1), comprising: - a spindle-and-spindle-nut mechanism (2); - a first adjustment part (10), which has a first main body (11) and a first stop device (30); - a second adjustment part (20), which ...
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WO/2021/210406A1 |
Provided are a multi-stage ball screw unit that can reduce the size of the entire device while sufficiently increasing the load capacity of an axial load, and an actuator using the screw unit, the multi-stage ball screw unit comprising: ...
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WO/2021/210307A1 |
The outer circumferential surface of a nut (3) is provided with a holding groove (10) that is formed so as to extend axially in a linear fashion and to have openings in both axial outer end faces of the nut (3). A circulation component (...
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WO/2021/199989A1 |
A circulating path (9) which returns a ball (4) from an ending point to a starting point of a load path (8) comprises a returning passage (20), a scooping-up passage (21), and a connecting passage (22). The scooping-up passage (21) has a...
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WO/2021/191944A1 |
This fluid supply device is provided with a screw 86 which has a male thread 86d formed thereon and which rotates, and a nut 87 which has a female thread 87a formed therein that meshes with the male threading 86d and which, by the screw ...
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WO/2021/195168A1 |
A linear actuator comprising a shaft and a nut in engagement with the shaft such that the nut translates within a linear range of motion axially on a center axis relative to the shaft in response to relative rotation between the nut and ...
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WO/2021/184838A1 |
A smart lifting column transmission system assembly, having a telescopic sleeve, the telescopic sleeve being internally provided with a lifting column transmission assembly; the lifting column transmission assembly comprises, from inside...
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WO/2021/187541A1 |
The present invention makes a thrust generating device compact in the axial direction of a rotary shaft of a motor while making variable the pitch angle of rotor blades driven by the motor. A thrust generating device (1) comprising: a ...
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WO/2021/183010A1 |
The invention comprises three sections successively and coaxially nested inside one another and being connected by a threaded connection. The first section (10) has an internal thread, the second section (20) has an external thread which...
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WO/2021/182007A1 |
An electric actuator 1 equipped with an electric motor 10 and a motion conversion mechanism 30, wherein a casing 2 is provided with a through-hole 7, which extends along a second axis Y orthogonal to a first axis X along the axial line o...
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WO/2021/182560A1 |
This accelerator device (1-7) comprises: a pedal lever (20); at least one drive source (40, 41, 201); a power transmission mechanism (50, 60, 70, 80, 90, 100, 120, 124, 126, 130, 140, 145, 150, 200); and a lock mechanism (501-511). The p...
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WO/2021/183566A1 |
The gearbox mechanism includes a plurality of cam-actuated rocker block assemblies, for transferring power to an output gear. Each rocker block assembly includes a gear pad having a surface dial periodically interfaces with the output ge...
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WO/2021/175854A1 |
The invention relates to a linear system (10) and to a method for installing a linear system (10), wherein: the linear system (10) has a linear guide (15), a drive device (25), a spindle nut (65) and a spindle (100); the spindle (100) ex...
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WO/2021/175645A1 |
The present invention relates to a device (2), comprising an electronics housing (4) for accommodating electronics for a sensor or an actuator and a function housing (6), separate from the electronics housing (4) when the device (2) is u...
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WO/2021/175370A1 |
The invention relates to a control drive, in particular a spindle drive for adjusting a swivellable vehicle flap, comprising a housing (2), a spindle rod (3) that is rotatably mounted in the housing (2), a first coupling element (5) for ...
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WO/2021/172998A1 |
Energy harvesting buoy (10) comprising a float (11) and a waveenergy converter (20), wherein the wave energy converter (20)comprises a translator (40) in the form of a magnetic lead screwarranged movable in a sleeve (30) extending vertic...
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WO/2021/168663A1 |
It is disclosed an actuator arrangement for a gear box. The actuator arrangement comprises a drive element (3), a cooperation element (4), a transmission element (5), and a shift fork (11). The drive element (3) has a first longitudinal ...
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WO/2021/171059A1 |
Column base as the chassis and major support has two applications: firstly, it is used as a support. This base can have different dimensions and number depending on the usage of the lift (as a cargo lift, car lift, or passenger lift). Se...
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WO/2021/167137A1 |
The present invention relates to a ball spline (100) having a bypass track, comprising: a rod-shaped spline shaft (110); a nut part into which the spline shaft (110) is inserted and which can move in the longitudinal direction of the spl...
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WO/2021/166680A1 |
In this housing for an electric power steering device, the electric power steering device comprises an electric motor, a deceleration mechanism that decelerates output of the electric motor, a ball screw mechanism that converts rotationa...
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WO/2021/166540A1 |
The present invention provides a transmission mechanism which is suited to miniaturization and can reduce motion transmission errors. This transmission mechanism 101 comprises: a cam 102; a plurality of pins 105 arrayed along a side surf...
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WO/2021/165218A1 |
The present invention relates to an adjustment drive (5, 6) for a steering column (1) for a motor vehicle, comprising a leadscrew (52, 62), which engages by means of an external screw thread into a leadscrew nut (51, 61), and a drive uni...
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WO/2021/166539A1 |
The present invention provides a transmission mechanism that enables a reduction in motion transmission error between an input-shaft side and an output-shaft side. A transmission mechanism (101) is provided with a cam (102), a plurality ...
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WO/2021/165217A1 |
The present invention relates to an adjustment drive (6) for a steering column (1) for a motor vehicle, comprising a lead screw (62), which extends axially towards a spindle axis (G) and engages in a spindle nut (61), and a drive unit (6...
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WO/2021/160211A1 |
The invention relates to a planetary roller screw having: a nut (2) which is arranged on a threaded spindle (1) and is divided crosswise to the spindle axis into two nut parts (3); planetary rollers (3) arranged between the threaded spin...
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WO/2021/161688A1 |
This electric actuator comprises: an electric motor 2; a reducer 3 that reduces and outputs the rotation speed of the electric motor 2; a motion conversion mechanism 4 that converts the rotation, the speed of which has been reduced by th...
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WO/2021/156199A1 |
The invention relates to a longitudinal adjuster (10), particularly for a vehicle seat (1), the longitudinal adjuster (10) having at least one pair of rails, which is formed by a first rail (12) and a second rail (14) that can be moved r...
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WO/2021/157774A1 |
A battery charging apparatus according to an embodiment of the present invention may comprise: a housing having an inner space; a door rotatably coupled to the housing and opening/closing the inner space; a battery tray which is arranged...
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WO/2021/157438A1 |
A disc brake includes: a bottomed tubular piston which presses an inner and an outer brake pad onto a disc rotor; a nut member (propulsion member) which propels the piston by rotation of a spindle driven by an electric motor; an anti-rot...
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WO/2021/157408A1 |
The present invention realizes a structure for a suspension device (1) that can be readily assembled and can readily secure the total contraction amount possible by a coil spring. A bearing unit (5) is disposed between a section of a bal...
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WO/2021/158788A1 |
A ball screw having a threaded stem including a ball groove formed in an outer surface thereof, a ball nut including a central bore formed by an inner surface thereof, the inner surface defining a ball groove, a first recess extending in...
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WO/2021/151647A1 |
The invention relates to a screw-thread adjusting device (1) for a container treatment machine. The screw-thread adjusting device (1) has at least one rotary body (2) that is rotatable about an axis of rotation (R), and at least one tran...
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WO/2021/149696A1 |
According to the present invention, alignment work of a nut 8 and a nut-side pulley 9 is performed by executing: a nut inserting step in which the nut 8 is inserted into the nut-side pulley 9; a temporary fastening step, in which, after ...
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WO/2021/139460A1 |
A novel screw nut pair, comprising a guide rail (1) and round holes (2); the round holes (2) are provided at the top and bottom of a front end surface of the guide rail (1), the guide rail (1) comprises a power device (3); the power devi...
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WO/2021/133009A1 |
The present invention relates to a clamping device for a base station antenna and, more particularly, to a clamping device for a base station antenna, comprising: a guide arm unit which is arranged to extend horizontally to a side, so as...
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WO/2021/129099A1 |
A half-nut assembly, comprising a half-nut (1), rollers (2), and a fixing unit. The rollers (2) are mounted on the half-nut (1) by means of the fixing unit; the inner surface of the half-nut (1) is provided with grooves (3); the rollers ...
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WO/2021/121342A1 |
A brake device for a linear actuator, and a linear actuator employing said brake device. The brake device comprises a first torsion spring base (3), a torsion spring (4), a second torsion spring base (5), and a friction member. The secon...
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WO/2021/122426A1 |
The invention relates to a linear drive comprising: a transmission housing (2) which extends along a longitudinal axis X and in which a spindle is rotatably mounted, said spindle having a worm gear connected thereto for conjoint rotation...
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WO/2021/117664A1 |
Provided are a mounting component and a motion translation device furnished with the mounting component that make it possible, in situations in which a ball screw or a similar motion translation device has already been installed in an ap...
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WO/2021/110003A1 |
A raising column, comprising a driving apparatus (100), a raising tube (200) and a transmission assembly. The lifting tube (200) comprises a first tube (210), a second tube (220), a third tube (230), and a fourth tube (240), a lower end ...
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WO/2021/109800A1 |
An adjusting device comprising an adjusting shaft (1), and a rotating adjusting assembly (3) and a transverse moving adjusting assembly (4) that are arranged on the adjusting shaft (1), wherein the rotating adjusting assembly (3) can ena...
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WO/2021/113226A1 |
A multiliner for a ball nut, a ball nut and a ball screw assembly are provided. Methods of forming the multiliner are also provided. The multiliner includes return channels that are configured to prevent bearing balls from falling out of...
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WO/2021/106305A1 |
[Problem] To ameliorate backlash of a drive force transmission device in which an input-side rotating shaft and an output-side rotating shaft are not parallel. [Solution] This drive force transmission device 1 comprises first and second ...
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