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WO/2022/107574A1 |
This electric actuator comprises an electric motor capable of two-way rotation, a motion conversion mechanism that converts the rotation of the electric motor into reciprocating linear motion of a screw shaft, an actuator case that house...
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WO/2022/102354A1 |
A drive transmission device (100) for a vehicle has a transmission (TM) provided with: a mesh-type first engagement device (1); a friction-type second engagement device (2); a first drive device (3) for driving the first engagement devic...
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WO/2022/099490A1 |
Provided is a motor-driven linear motion apparatus. The motor-driven linear motion apparatus mainly comprises motors (1, 2, 3, 11, 14), bearings (5, 18), a locking nut (16), a bushing (15), a helical bushing (4), a screw (12), roller cha...
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WO/2022/094712A1 |
A method of determining a service interval for an actuator of a landing gear assembly is suitable for used with a landing gear assembly in which the actuator positions the landing gear assembly between a stowed position and a deployed po...
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WO/2022/096053A1 |
The invention relates to an actuator for motor vehicle applications, in particular a linear actuator for motor vehicle locks, motor vehicle tank flaps, electric motor vehicle charging devices, motor vehicle mirrors, motor vehicle seats, ...
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WO/2022/097252A1 |
The present invention comprises a rotor (2) that performs rotary motion and a shaft (3) that linearly moves in the axial direction of the rotor (2) in accordance with the rotary motion of the rotor (2). The rotor (2) has: a cylindrical i...
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WO/2022/085704A1 |
A linear actuator according to the present invention comprises: a ball screw device that has a screw shaft, a nut, and a plurality of balls; a piston attached to one end part of the screw shaft; and a stroke limiting mechanism that sets ...
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WO/2022/078643A1 |
The invention relates to an electromechanical motor vehicle steering system having: a steering housing (1); a steering rod (2) which is accommodated in the steering housing (1) so as to be axially displaceable and has a spindle portion; ...
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WO/2022/080331A1 |
Provided is a screw shaft which sufficiently ensures the accuracy of the shape of a male-side screw section. A screw shaft (17) is equipped with a large-diameter shaft section (20), medium-diameter shaft sections (21), (22), and small-di...
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WO/2022/078607A1 |
The invention relates to a thermal-expansion compensator (1) for holding a light module (103) in a housing (101) of a headlamp (100) of a vehicle (200), comprising: a compensation insert (10) extending along a compensation axis (A), the ...
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WO/2022/073571A1 |
The invention relates to a wind turbine (2) comprising: a nacelle (8) provided on the top of a tower (12), a rotor including a hub (6) and a number of blades (4), a main shaft (16) configured to be drivennby the rotor about a main axis a...
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WO/2022/076340A1 |
An actuator comprising first and second motors, first and second drive linkages, and a pivot mount configured to pivot about a pivot axis, the pivot mount connected to the first and second drive linkages at first and second mount connect...
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WO/2022/073984A1 |
The invention relates to a transmission (1) comprising: a tooth carrier (40) for receiving teeth (7) of a gear rim arranged around a rotation axis (5) of the transmission, the teeth (7) being displaceable in the tooth carrier (11) and be...
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WO/2022/075363A1 |
This electric actuator comprises a normally and reversely rotatable electric motor and a motion conversion mechanism for converting the rotation of the electric motor to the reciprocating linear motion of a screw shaft, wherein the motio...
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WO/2022/068179A1 |
A flexible connection structure of a lead screw and a flash measuring instrument stage. The flexible connection structure of a lead screw comprises a lead screw, a lead screw nut base (6), a linear guide rail (3), an axial push block (7)...
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WO/2022/068128A1 |
A self-lubricating ball threaded rod set, comprising a threaded rod (1) and a rotatable nut (2). The rotatable nut (2) is provided with an internally threaded mounting hole (21) running through left-to-right and matching the threaded rod...
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WO/2022/063578A1 |
The invention relates to an actuating device (10) for a transmission, having: an adjusting element (11), which can be moved rotationally proceeding from an actuator; at least one actuating element (17), which is arranged on one side of t...
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WO/2022/063580A1 |
The invention relates to a drive comprising a transmission driven by an electric motor, in which a shaft, in particular a hollow shaft, of the transmission comprises a first eccentric region which is radially surrounded by a first cam re...
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WO/2022/064961A1 |
This electric actuator comprises: an electric motor 2; a motion conversion mechanism 4 for converting rotational motion generated through driving of the electric motor 2 into linear motion; a housing 6 that houses the electric motor 2 an...
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WO/2022/057974A1 |
The invention relates to a spindle drive assembly (1) comprising a spindle drive (2) with a spindle (3) and a spindle nut (4) which engages with the spindle (3). The spindle nut (4) is rotatably mounted relative to the spindle (3), and t...
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WO/2022/059732A1 |
A linear actuator that supports a screw mechanism and a drive mechanism (3) in a case (4), wherein an output shaft (5) is positioned so as to be able to move reciprocally in the axial direction in relation to screw elements (1, 2) and th...
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WO/2022/052499A1 |
A magnetic suspension ball lead screw (1) pair, the inner wall of a screw hole in a working nut (2) and in a pre-tightening nut (7) both having a sensor group composed of a plurality of displacement sensors, the displacement sensors bein...
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WO/2022/053609A1 |
The invention relates to a longitudinal adjustment mechanism (10), in particular for a vehicle seat (1), the longitudinal adjustment mechanism (10) comprising at least one pair of rails formed by a first rail (12) and a second rail (14) ...
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WO/2022/051093A1 |
A technique facilitates operation of a split lead nut system which may be used in combination with a lead screw. The split lead nut system may be constructed with a split lead nut having a plurality of lead nut sections, e.g. two lead nu...
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WO/2022/042791A1 |
A tubular plastic part (1) suitable for use in a screw drive has an internal thread (2) designed as a trapezoidal thread, which ends at an end face of the plastic part (1), wherein a termination face (10) is located at the thread end (9)...
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WO/2022/042793A1 |
A spindle drive (1) which is in particular suitable for use in rear-axle steering comprises a threaded spindle (2), a spindle nut (3), rolling elements (4, 13) provided between the threaded spindle (2) and the spindle nut (3), and a stop...
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WO/2022/041248A1 |
Provided are a control system, control method, smart car, and apparatus, the control system comprising: a ball screw (20), a nut assembly (30), an electronic control unit ECU (50), and a hydraulic assembly (40); a cavity is comprised bet...
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WO/2022/045070A1 |
This method for sealing grease into a ball screw device includes: a step in which the outer circumference of a screw shaft protruding from one end of a nut is covered with a shielding member; a step in which grease is supplied between th...
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WO/2022/039117A1 |
A linear motion device (10) comprises: a bearing (14) mounted to the outer periphery of a ball screw (12); a nut holder (30) through which the ball screw (12) passes; and a bearing pressing member (22) which is fixed to a motor housing (...
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WO/2022/037494A1 |
An electric push rod having a hand-rotatory release device, comprising a housing, a drive motor, a transmission assembly, a rotating lead screw (20) and a transmission nut (21), and further comprising: a clutch device, which is for conne...
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WO/2022/039110A1 |
A ball screw device according to the present invention is provided with: a nut (3); a screw shaft; and a plurality of balls disposed between the nut (3) and the screw shaft. The nut (3) includes: a first member (11) disposed surrounding ...
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WO/2022/033624A1 |
A planetary roller screw drive (1), at least comprising • a threaded spindle (2) with an axis of rotation (4) extending along an axial direction (3), • a multiplicity of planetary rollers (6) which mechanically engage with the thread...
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WO/2022/017553A1 |
A method for setting an axial preload force of a roller screw drive (3) which is rotatably mounted in a housing (2) by means of bearings (4, 5) which are axially spaced apart from one another. The housing (2) is split transversely with r...
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WO/2022/014749A1 |
The present invention relates to a cycloid-type electric cylinder, and the purpose of the present invention is to provide a cycloid-type electric cylinder that effectively reduces a thrust load transferred to a rotary shaft of a motor wi...
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WO/2022/014871A1 |
The present invention provides a high pressure-generating multi-point lubricant injector allowing a lubricant to be smoothly discharged by applying pressure evenly to a piston from a single power source, and allowing active use in multip...
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WO/2022/008243A1 |
The invention relates to an actuator (10) of a steer-by-wire steering device of a motor vehicle, comprising a housing (46, 146), a spindle (42, 142) and a rotationally stationarily mounted spindle nut (43, 143), which forms a spindle dri...
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WO/2022/007988A1 |
A ball screw drive (1), in particular for a parking brake, comprises a threaded spindle (2), a spindle nut (3), and rolling bodies (5), namely balls, which are arranged in a thread turn (4) between the threaded spindle (2) and the spindl...
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WO/2022/008729A1 |
The present invention relates to a micro-engine comprising a rotation structure (12), said rotation structure (12) comprising a head portion (12A), a rear portion (12B) and a deformable portion (14) connecting both portions. The deformab...
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WO/2022/008246A1 |
A spindle drive (41, 141) for an actuator (40) of a steer-by-wire steering device of a motor vehicle comprises a housing (46), a spindle (42, 142) and a rotationally stationarily mounted spindle nut (43, 143), which form a spindle drive ...
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WO/2022/008430A1 |
The invention relates to power-assisted steering (1) for a motor vehicle, comprising a threaded spindle (42) engaging in a spindle nut (62), extending axially in the direction of a spindle axis (S) and axially moveably arranged in a hous...
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WO/2022/002304A1 |
The invention relates to a two-speed gearbox (1) for an electrically driven motor vehicle (30), comprising a first shaft (2) forming a first gearbox input, a second shaft (4) coupled or coupleable to an output (3), and two gear stages (5...
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WO/2021/261590A1 |
An electric actuator DN comprises: "an input member BI which is rotationally driven by an electric motor MT and has a first rotation stop part Ma on an inner periphery Mn"; "an output member BO which has, on an outer periphery Mg, a seco...
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WO/2021/254903A1 |
The invention relates to a machine tool (10) for machining workpieces (18), which machine tool has a main spindle (12) which carries a tool receptacle (14) at one end and is mounted so as to be rotatable about an axis of rotation (22) an...
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WO/2021/255948A1 |
Provided is a ball screw device capable of favorably absorbing misalignment and preventing creep. This ball screw device comprises: a nut disposed in a housing and having a first screw groove on the inner circumferential surface; a screw...
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WO/2021/256934A1 |
The present invention relates to linear actuators and, in particular, to powered linear actuator for converting rotational movement into linear movement, and vice versa. A ball screw actuator is described, characterized in that a ball re...
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WO/2021/249447A1 |
A one-way driving linear actuator, relating to the technical field of linear transmission, and comprising a driving motor, a transmission assembly, a rotating lead screw (20), a transmission nut (21), an inner tube (12), and an outer tub...
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WO/2021/244843A1 |
Disclosed is a cable actuator (100) comprising: - a frame (10); - a screw (2) rotatably mounted on the frame (10) and extending along a first axis (Ox); - a nut (4) cooperating with the screw (2); - means for determining (93) a force app...
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WO/2021/248120A1 |
A shaft phasing mechanism for a variable compression ratio engine having an input shaft assembly including an input shaft with a first end and a second end, a twisted shaft portion, an input shaft gear, and an output shaft assembly inclu...
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WO/2021/239180A1 |
The invention relates to a drive unit for motor vehicle applications, in particular motor vehicle closing devices. The drive unit comprises an electric motor (4) and at least one drive element (5) driven by the electric motor (4). In add...
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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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