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WO/2019/188238A1 |
In a ball screw device with which it is possible for a ball preload amount to be appropriately managed, and with which it is possible for balls to be re-preloaded when the preload has been lost, without a nut member being taken off a scr...
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WO/2019/189654A1 |
A motion conversion mechanism of this brake device includes a rotation member, and a linear motion member which moves linearly with rotation of the rotation member. The rotation member is driven to rotate through a third gear. A male scr...
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WO/2019/191104A1 |
A device includes a motor and a hollow drive shaft. The motor is configured to rotate the hollow drive shaft, A lead screw nut is operably connected to the hollow drive shaft. The lead screw nut Is configured to rotate upon rotation of t...
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WO/2019/180219A1 |
The invention relates to an electromotive furniture drive comprising a drive motor (20) and a lift spindle (52), wherein the lift spindle (52) and an output shaft (22) of the drive motor (20) are arranged in a common plane (A), and where...
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WO/2019/181365A1 |
The purpose of the present invention is to suppress an increase in pressure of internally contained lubricating oil and to reduce leakage of the lubricating oil. This actuator (1) is provided with: an accumulator (4) which has a gas comp...
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WO/2019/180218A1 |
The invention relates to an electric motor-powered furniture drive comprising a housing (10) on which a drive motor (20) and a support tube (31) is fastened, a lifting spindle (52) being arranged in the support tube (31), and an output s...
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WO/2019/175049A1 |
The invention relates to a converting device for converting a linear movement in a stationary system into a rotational movement about a pivot axis (9) in a system which rotates about a rotational axis (8), wherein the pivot axis (9) and ...
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WO/2019/172496A1 |
The technology disclosed in the present specification may comprise: a lower center frame comprising first and second support members which extend from first and second ends thereof, respectively; first and second horizontal linking membe...
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WO/2019/171459A1 |
A cam mechanism which generates an axial force in combination with a means for producing a differential around a shaft is provided with: a cam plate which is rotatable around the shaft and coupled with the means to receive the differenti...
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WO/2019/172665A1 |
Disclosed is a bearing screw conveying device for converting a rotational motion of a screw shaft into a linear motion by means of a bearing. The bearing screw conveying device according to the present invention comprises: a rotating scr...
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WO/2019/170203A1 |
Linear actuator comprising a reversible electric motor (20), a transmission (21), a non- self-locking spindle (22), where the reversible electric motor (20) through the transmission (21) drives the non-self-locking spindle (22) and a spi...
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WO/2019/168004A1 |
An inward-facing flange part 23c protruding toward an inside-diameter side is provided to an opening part in a distal-end side of a housing 23. An outward-facing flange part 24d protruding toward an outside-diameter side is provided in a...
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WO/2019/165708A1 |
Disclosed is a compliant polishing system, comprising a rack (1), a polishing head (2), a central lead screw (3) and several rolling lead screws (4), wherein the polishing head (2) is rotatably connected to the outer end of the central l...
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WO/2019/167645A1 |
In the present invention a central shaft, both ends of which are supported so as to enable forward/reverse rotation, two guide rings, a threaded pipe extending/retracting body, and a winding tube are arranged in the stated order concentr...
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WO/2019/167964A1 |
A screw shaft 22 constitutes a feed screw mechanism which is provided to an electric actuator. In the screw shaft 22, a mounting surface 22c to which a sensor target is mounted, is formed. A section where the mounting surface 22c is form...
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WO/2019/163430A1 |
This steering device is provided with a steering shaft rotation restricting member (100) having a contact member (101) and an urging member (102). The urging member (102) urges a steering shaft (6) and/or the contact member (101) in a di...
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WO/2019/163612A1 |
This operation system for a piston-type expander comprises: a first engaging member that is fixed to an output shaft of the piston-type expander, rotates together with the output shaft, and has a first slanted surface; a second engaging ...
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WO/2019/158331A1 |
The invention relates to a linear actuator for a valve of a motor vehicle, having an electric motor (10), a planetary transmission (12) having a ring gear (20), and a sun gear (22), a spindle drive (14) having a spindle rod (36, 36') hav...
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WO/2019/160452A2 |
The invention relates to mechanical engineering, and more particularly to devices for converting non-uniform rotational motion into uniform rotational motion and vice versa. A motion conversion mechanism comprises a housing, a common sha...
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WO/2019/158150A1 |
The invention relates to a ball screw nut for a ball screw drive, comprising a sleeve element (3) which is formed as a sheet metal part and has a thread (8) which is formed for the largest part as a load channel (9), wherein a relief sec...
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WO/2019/158553A1 |
Threaded spindle module (1) comprising a threaded spindle (8) which extends along a longitudinal axis A and has an external thread (15) at an output-side end (13), and has, offset with respect to the external thread (15), a drive-side en...
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WO/2019/155817A1 |
A rolling-body screw device 10 is provided with: a threaded shaft 11 having a rolling-body rolling groove 11a; a nut 21 having a loaded rolling-body rolling groove 21d; a return path 27 connecting one end and the other end of a loaded ro...
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WO/2019/155874A1 |
This method for manufacturing a linear motion guide device has a step of forming a long member (8) having a pair of side wall parts (51) and a bottom wall part (52), a step of attaching track bodies (4) to the pair of side wall parts (51...
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WO/2019/149411A1 |
The invention relates to a vehicle device (1) comprising an electromechanical actuator (2), which electromechanical actuator (2) has an electric motor (4) and a spindle device (9) with a rod (21) and a spindle nut (6), which spindle nut ...
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WO/2019/150881A1 |
The present invention uses a bearing having one radial bearing part and two axial bearing parts, each bearing part having a plurality of rolling elements retained in a retainer. The row of rolling elements of the radial bearing part cont...
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WO/2019/151099A1 |
The purpose of the present invention is to provide a speed reduction device which has a small size and with which a high speed reduction ratio can be obtained, and high rotational accuracy and the suppression of vibration can be achieved...
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WO/2019/151907A1 |
The proposed electromechanical actuator comprises an electric motor, an inverted roller screw, and an output shaft, which are mounted in a housing. The electric motor comprises a hollow cylindrical rotor. The inverted roller screw compri...
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WO/2019/142536A1 |
Provided is a ball screw device of a so-called multiple-thread type which, despite having a sufficient load-bearing capacity, enables a decrease in size of a nut member. The ball screw device is provided with: a screw shaft (2) having N ...
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WO/2019/141323A1 |
Linear actuator comprising an electric motor (2) which through a transmission (3) drives a spindle unit, where the spindle unit comprises at least one spindle (4) with a spindle nut (5), where the spindle (4) is equipped with a bearing (...
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WO/2019/142378A1 |
Provided are structure for a nut and that for a feed screw mechanism, which enable bolt tightening torque to be kept low. A nut (12b) is provided with a cylindrical section (19a) and a slit (20a). The cylindrical section (19a) has a fema...
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WO/2019/137587A1 |
Linear actuator comprising a housing (1) with an electric motor (3), which through a transmission (8-11) drives a spindle unit comprising a spindle (7) with a spindle nut (14), an adjustment element (13), typically tubular. The actuator ...
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WO/2019/138757A1 |
A clip (22) made of spring steel is provided with a circular arc-shaped, first insertion section-urging section (66), a circular arc-shaped, second insertion section-urging section (67) which faces the first insertion section-urging sect...
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WO/2019/136507A1 |
The invention relates to a spindle drive for driving sliding doors or swinging-sliding doors, in particular for rail vehicles for passenger transport, said drive comprising a spindle and spindle nuts, wherein the spindle nuts are connect...
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WO/2019/137588A1 |
Linear actuator comprising a housing (1) consisting of two parts (la, lb), an electric motor (3) with a motor shaft, a transmission (8-11) in connection with the motor shaft, a spindle unit in connection with the transmission, where the ...
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WO/2019/134763A1 |
Mechanism for transforming rotating to reciprocating motion, or vice versa, comprising a first annular component (1) and a second annular component (3) coaxially located, the first beside the second, along a longitudinal axis (ΔΑ), whe...
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WO/2019/130385A1 |
[Problem] To provide a ball screw in which, while ensuring the accuracy with which an end deflector is fitted to a nut body, the ease with which the end deflector is assembled to the nut body is improved, and a decrease in yield is avoid...
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WO/2019/131676A1 |
A floating-caliper-type disc brake device (100) that comprises: first brake shoes (11) and second brake shoes (13) that are respectively held by brake shoe holding parts (39, 41) of a first caliper arm (19) and a second caliper arm that ...
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WO/2019/133960A1 |
A method of determining a homing position of a piston within a plunger assembly for a vehicle brake system at the beginning of an ignition cycle of the vehicle includes first providing a plunger assembly having a housing defining a bore ...
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WO/2019/126411A1 |
A drive transmission (200), having two counter-rotating cams (210A,210B) bearing-mounted within a housing (202) about a rotational axis. The counter-rotating cams have asymmetrical lobe profiles (218) which are operative to drive a corre...
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WO/2019/114865A1 |
A device for adjusting the level of a motor vehicle comprises an electric motor (4) and an actuating gear mechanism (3) which is connected upstream of a screw drive (2), wherein the actuating gear mechanism (3) is formed by three gearwhe...
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WO/2019/117152A1 |
The purpose of the present invention is to more suitably detect a fault accompanying a reduction in pre-load of a ball screw unit. Fault diagnosis of the ball screw unit is performed on the basis of the combination of: a resonance freque...
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WO/2019/113433A1 |
An actuator assembly includes an actuation member, a release member, and a source of pressurized gas, wherein during a normal mode of operation, the actuation member and the release member are engaged to move in unison, and wherein durin...
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WO/2019/109549A1 |
Provided is a multi-band antenna drive device, comprising a driving gear (10), a divider (20) and lead screw assemblies (30). By rotating the divider (20), a boss (22) of the divider (20) pushes one of connection members (32), so that th...
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WO/2019/105663A1 |
The invention relates to a spindle drive for an actuator of a steering system, comprising a spindle (2, 22) having a spindle thread (2a) and a spindle nut (3) having a nut thread (3a), wherein the spindle thread (2a) and the nut thread (...
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WO/2019/107122A1 |
Provided is a ball screw spline capable of achieving a reduction in size and weight. A ball screw spline according to the present invention is provided with: a shaft (1) in which a spiral ball screw groove (1a) and a straight ball spline...
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WO/2019/102119A1 |
The electric actuator comprises at least: - an electric motor (2), - a threaded rod (8) that is moved in rotation and is stationary in translation, - a nut (13) that is rotationally immobilised and is guided in translation along the thre...
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WO/2019/102659A1 |
Provided is a hinge for which, while the hinge is in an assembled state, the rotational position when holding a door or the like can be adjusted. The hinge comprises a first member (1) and a second member (2) that can rotate relative to ...
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WO/2019/103124A1 |
This electrically driven actuator 1 comprises: an electric motor 10; a first motion conversion mechanism 20 provided with a threaded shaft 21 which is driven in a rotating manner by the electric motor 10, and with a nut 22 which is engag...
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WO/2019/103159A1 |
This electric actuator is provided with: an electric motor 2; a relay circuit 3 which switches ON/OFF of electric power supply to the electric motor 2; a motion conversion mechanism 4 which converts a rotating motion of the electric moto...
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WO/2019/102037A1 |
The invention relates to a telescoping linear actuator (2), in particular for a table system, comprises a linear drive (11), which is designed to move the linear actuator (2) over a total stroke distance (GH), the total stroke distance (...
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