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WO/2020/213329A1 |
Provided is a preload-detectable screw device which can detect a preload with high accuracy and reduce the effect of heat generation on an output of a sensor. A screw device (1) includes: a screw shaft (2); a nut member (3); a plurality ...
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WO/2020/213089A1 |
This screen printing machine having a squeegee device equipped with a compact falling prevention mechanism includes: a mask holding device that holds a mask; a substrate transport device that transports a substrate in the machine; a subs...
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WO/2020/213187A1 |
This drive device for an opening/closing body comprises an outer cylinder 5 that is connected at one end to a vehicle body, an inner cylinder 4 that is connected at one end to the opening/closing body and is inserted into the outer cylin...
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WO/2020/213186A1 |
Provided is a drive device for opening/closing body, wherein in order to prevent the penetration of water into the internal space of the drive device, an inner cylinder 4 has, housed therein, a motor 10, a motor-holding cylinder 15 which...
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WO/2020/210517A1 |
A motor is provided. The motor includes a motor body and a rotor assembly. The rotor assembly includes a magnetic core mounted to a rotor shaft. The rotor assembly may include standoffs for accurately axially locating the magnetic core r...
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WO/2020/202269A1 |
A ball screw device (10) is provided with a screw shaft (20), a plurality of balls (30), a nut (40), a pair of guide members (50, 50), and a transmission member (60). The nut (40) has a pair of major diameter parts (44, 44) and a minor d...
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WO/2020/202270A1 |
A transmission device (1) includes: a screw shaft (20) housed in a cylindrical housing (2); a plurality of balls (30) located in a rollable manner on a screw part (22) of the screw shaft (20); a nut (40) coupled to the screw part (22) wi...
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WO/2020/200919A1 |
The invention relates to an actuation device for a brake system, comprising an input rod (11) which is axially movable and which has a first end (12) that can be coupled to a brake pedal in order to be moved; a displacement sensor (45) w...
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WO/2020/192830A1 |
The invention relates to a spindle element for a threaded drive, having a threaded spindle (1) and a spindle head (3), in the hole (4) of which spindle head the threaded spindle (1) engages by means of its thread (2), and which spindle h...
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WO/2020/189253A1 |
The present invention addresses the problem of providing a ball screw having enhanced durability and a structure whereby a screw shaft and a nut satisfy the required performance, a method for manufacturing the same, and a power steering ...
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WO/2020/184499A1 |
This bed oscillation attachment is provided with a support unit for supporting a bed, and a drive unit for causing the support unit to perform a reciprocating linear motion to cause the bed to oscillate. The drive unit includes a motor a...
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WO/2020/182258A1 |
Linear actuator (8) comprising a quick release (27) for disengagement of an adjustment element (23) from an electric motor (19) and the part of a transmission (20) extending from the electric motor (19) to the quick release (27), such th...
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WO/2020/185017A1 |
According to one aspect of the present invention, provided is a hydraulic pressure supply device of an electronic brake system, comprising: a motor which is coupled to a modulator block having a flow path and a valve that are provided th...
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WO/2020/184866A1 |
Embodiments of the present invention relate to a rack-driven electric power assisted steering device. Embodiments of the present invention provide a rack-driven electric power assisted steering device comprising: a rack bar which slides ...
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WO/2020/179477A1 |
A linear actuator 1 is provided with a motor 2, a rotary part (threaded shaft 5) that is rotationally driven by the motor 2, and a linear displacement part 6 that screws together with the threaded shaft 5 and that in conjunction with rot...
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WO/2020/179935A1 |
A rotation drive device 1 is provided with: a rotation actuation unit 2; a drive unit 3; an operation wire 4; and an outer tube 5. The rotation actuation unit 2 has an actuation shaft 21 and an actuation gear 22 for rotating the actuatio...
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WO/2020/179751A1 |
Provided is a feed screw clutch mechanism that is capable of operating in a small space. This feed screw clutch mechanism 1 is provided with: first and second support members 8, 9 that move in tandem with each other between a first posit...
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WO/2020/177823A1 |
A linear electric actuator system, preferably for patient lifters, comprising at least one linear electric actuator and a controller having a power limiting circuit for limiting the power to the at least one linear electric actuator. The...
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WO/2020/175106A1 |
An electric actuator provided with an electric motor (2) and a linear motion conversion mechanism (5) for converting rotational motion of the electric motor (2) to linear motion, the linear conversion mechanism (5) having a rotatably sup...
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WO/2020/175873A1 |
A ball return tube for connecting openings of a ball nut to circulate balls comprises tube end portions for being coupled to the openings of the ball nut, and a tube body connecting the tube end portions so that the balls can pass throug...
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WO/2020/169133A1 |
A linear actuator which is assembled from multiple individual actuators (1, 24, 30) which are of structurally identical form and which each have a housing (2, 25, 31) and an output shaft (8) which is arranged in longitudinally displaceab...
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WO/2020/169309A1 |
The present invention relates to an anti-rotation safeguard of an axially moving element, and to a ball screw drive with an anti-rotation safeguard, in particular for use in an automated manual transmission (AMT) for the conversion of ro...
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WO/2020/166525A1 |
The present invention achieves a manufacturing method with which the generation of frictional heat required for frictional pressure welding of the axial end sections of a first shaft part and a second shaft part is not easily interfered....
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WO/2020/164653A1 |
The invention relates to a planetary roller screw comprising a threaded spindle (2), multiple planets (4) contacting the threaded spindle (2), and two nut parts (9, 10) which are prestressed against one another, wherein each planet (4) c...
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WO/2020/166585A1 |
A ball screw device having: a screw shaft having a first thread groove on the outer circumferential surface; a nut, the inner circumferential surface of which is provided with a second thread groove corresponding to the first thread groo...
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WO/2020/164655A1 |
A planetary roller screw drive, with a threaded spindle (1), and with a nut element (20) which is arranged on the threaded spindle (1), and with planets (4) which are arranged distributed over the circumference of the threaded spindle (1...
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WO/2020/164654A1 |
The invention relates to a planetary roller screw, comprising a threaded spindle (1), a nut element (20) which is located on the threaded spindle (1) and which has a nut (2) formed from nut parts (3) arranged one behind the other along t...
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WO/2020/161881A1 |
Provided is a lapping technique with which it is possible to carry out lapping with a whole form processing tool through flexible adjustment of a retention orientation of a ball screw nut. This lapping jig is provided with: a jig base wh...
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WO/2020/162145A1 |
Provided is a screw device in which a preload is imparted with a single nut, wherein the preload can be detected easily. This screw device (1) is provided with: a screw shaft (2) having an outer surface groove (2a) with a helical shape; ...
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WO/2020/157957A1 |
Provided is a transmission device that can be reduced in size and that can reduce the driving force of a motor. A transmission device (10) comprises: a shaft member (14), in the outer peripheral surface of which is formed a male screw (1...
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WO/2020/149390A1 |
This rod-type electric cylinder (10) is equipped with: a tubular body (11); a cylinder rod (12) that is provided inside the body, and that is able to protrude from and retract into one end of the body; a drive unit (14) that supplies dri...
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WO/2020/149397A1 |
This rod-type electrical cylinder (10) is provided with a cylinder body (11) with one end an open end (11b) and the other end a closed end (11a), a cylinder rod (12) which is provided in the cylinder body and which can project out of and...
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WO/2020/149268A1 |
A feeding device (FS2) includes: a linear motion rolling guide (L2), disposed between a base member (2) and a moving body (3), for guiding a movement of the moving body (3) with respect to the base member (2); and a ball screw mechanism ...
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WO/2020/137552A1 |
This linear motion shaft, in which a first shaft and a second shaft are coupled by friction welding, has improved coaxiality between a section having a first input part and a section having a second input part. A screw shaft 29, which is...
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WO/2020/138650A1 |
The present invention relates to a main discharge unit for an article box supply device, wherein: the main discharge unit is supplied with an article box from a separate distribution transfer device, rapidly and accurately supplies the a...
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WO/2020/137551A1 |
In this linear drive shaft in which a rack shaft part and a ball screw shaft part are joined to each other through friction pressure welding, the coaxiality between a portion having the rack shaft part and a portion having the ball screw...
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WO/2020/136185A1 |
The invention relates to an actuator (100) comprising: - a frame (20); - a screw (2) mounted on the frame; - a nut (4) engaging with the screw (2); - a motor (3) arranged to rotate the screw (2); - a first cable strand (6.1) and a second...
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WO/2020/128443A1 |
An actuator (1) comprising a motor (2) assembly, a drive coupling (113, 13, 313) assembly and an actuator shaft (114, 14). The motor (2) assembly comprising a motor housing (120, 20), having a cover (122, 22) and a base (123, 23); an ele...
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WO/2020/128597A1 |
A hand-held tool (1) manually operable to compress or cut, said tool (1) being elongated bar- shaped or gun-shaped and comprising: - a casing (2) which forms a grip portion, - a motor (3) supported by the casing (2), - a reduction and co...
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WO/2020/129674A1 |
A seal member which can improve sealability even when applied to a unthreaded shaft, and a ball screw are provided. In this ball screw 1, in which a male-type member 2 and a female-type member 3 are fitted together in the axial direction...
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WO/2020/127470A1 |
The invention relates to a power assistance drive (6) for a steering column (1) of a motor vehicle, comprising a belt drive arranged in a housing, having an input pulley (63), which is coupled to the motor shaft (62) of a motor (61) so a...
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WO/2020/130351A1 |
Disclosed is a bicycle saddle (20) of which the horizontal width can be automatically adjusted so as to be suitable to the build and preferences of a bicycle rider. A saddle main body (21) of the bicycle saddle (20) comprises a first sad...
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WO/2020/129988A1 |
A hub unit (1) having a steering function according to the present invention comprises: a hub unit body (2); a unit support member (3) that is provided on a knuckle (6) to rotatably support the hub unit body (2) around a steering axis (A...
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WO/2020/126481A1 |
Disclosed is an actuator comprising: - a first portion (30), a second portion (40) and a third portion (50) of a mechanical transmission element (30, 40, 50); - a device (20) for adjusting the preload provided with means (28) for elastic...
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WO/2020/119849A1 |
The invention relates to a method for producing a ball race (4) on a workpiece (2), wherein a preliminary thread profile (5a) having a first race geometry (6a) is formed on the workpiece (2) by means of a machining method, wherein the pr...
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WO/2020/122757A1 |
A linear actuator includes a motor having a rotatable output shaft and housing within which disposed a screw drive assembly and an undesirable loads compensation device. The screw drive assembly includes a screw shaft, a drive nut scr...
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WO/2020/108681A1 |
The invention relates to an actuator (1) for a rear axle steering system of a vehicle, comprising a thrust rod (2) which is longitudinally displaceable within a housing (3), wherein the thrust rod (2) has a rotation lock (4) having a gui...
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WO/2020/107150A1 |
A planetary roller screw and a machine tool having the planetary roller screw. The planetary roller screw comprises: a main screw rod (1) having an external thread (11) and a connection portion (12); a nut (2) having a hole running betwe...
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WO/2020/110386A1 |
The present invention addresses the problem of providing an electrically operated brake having good operability, which is equipped with a thrust sensor which detects brake thrust and is reduced in size. In order to overcome the above pro...
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WO/2020/109876A1 |
The present invention concerns an angular transmission device comprising: An input shaft and an output shaft, An assembly arranged for coupling the input shaft with the output shaft so that the output shaft can be rotationally driven by ...
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