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WO/2020/094937A1 |
The invention relates to a roller screw mechanism (100) comprising a screw (110) provided with an external thread (110F), and a nut (130) coaxially surrounding the thread and provided with an internal thread (130F); each of the rollers (...
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WO/2020/090819A1 |
Provided is a small speed reducer constituted by small and high-precision-molded parts. In a small speed reducer 1, an input gear 33, a first rotating shaft 41, a first planetary carrier 42, a plurality of first planetary shaft members 4...
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WO/2020/092803A1 |
An inline gearbox for a land vehicle that includes an engine having a clutch housing for the transmission of rotational force from the engine to one or more wheels for propelling the land vehicle, wherein the inline gearbox includes a ge...
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WO/2020/085139A1 |
Provided are a flexible meshing-type gear device with which it is possible to reduce or prevent lost motion and fretting wear on an inner peripheral surface of an external tooth gear, and a method of manufacturing the same. The flexible ...
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WO/2020/084164A1 |
The invention relates to a workpiece carrier device (1) comprising: a drive gear (3) for receiving workpiece arrangements (4), which is rotatable about a main axis (2), a number of drive bodies (6), which are arranged on the drive gear (...
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WO/2020/086699A2 |
A curvilinear circular-arc-toothed (CCAT) gear for improving gear performance and reducing noise while avoiding axial loads common to helical gears includes an annular gear body; and a gear tooth having a hybrid gear tooth profile compri...
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WO/2020/086182A1 |
A transmission device includes an external transmission device, an internal transmission device, and a spacer ring. The external transmission device is cylindrical and has an outer wall and an inner wall. The inner wall has a plurality o...
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WO/2020/083423A1 |
The invention relates to a planetary gearbox (1) for a robot, wherein a first planetary gear set (2a) comprises a first planetary carrier (3a) having a plurality of first planetary gears (4) rotatably arranged thereon, wherein the first ...
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WO/2020/075665A1 |
In this actuator of a variable compression ratio mechanism for internal combustion engines, an arm link provided on a control shaft which is rotated by a drive source is housed in a housing section of a housing, and the housing section i...
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WO/2020/073496A1 |
The present application provides a speed reducer, a geared motor, and a robot; the speed reducer comprises a needle tooth housing, a rigid disk, a planetary carrier, a crankshaft, a planetary gear, a needle roller, a needle roller bearin...
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WO/2020/071673A1 |
A refrigerator is disclosed. The disclosed refrigerator comprises: a body forming a storage chamber; a storage container configured to be put in the storage chamber or be withdrawn from the storage chamber, and having a storage space; a ...
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WO/2020/063920A1 |
A gearbox for a wind turbine comprises: a sun gear (2) and a shaft structure (5) interconnected with each other; and a connection structure (6) provided between the sun gear (2) and the shaft structure (5). A hollow cavity (7) allowing i...
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WO/2020/067260A1 |
One embodiment of the drive device according to the present invention is a drive device which rotates a vehicle axle and comprises: a motor having motor shaft and a rotor body fixed to the motor shaft, said motor shaft being a hollow sha...
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WO/2020/067280A1 |
One embodiment of a motor unit according to the present invention is provided with a motor, a transmission mechanism, a housing, and an inverter unit. The transmission mechanism includes: a motor drive shaft; a motor drive gear fixed to ...
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WO/2020/062831A1 |
Periphery synchronously cooperating drive assembly for parallel twin-screw gearbox, comprising two output gear shafts and a first input gear shaft (3) or a second input gear shaft (4) which are opposite and parallel to each other. Each o...
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WO/2020/062122A1 |
A pin gear cycloid speed reducer, transmission pin rollers, and a bearing. A pin gear cycloid speed reducer (100) comprises a cycloid disc (2), a pin gear housing (4), and a transmission assembly (5) clamped between the cycloid disc (2) ...
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WO/2020/067259A1 |
One embodiment of a drive device according to the present invention is a drive device which causes an axle of a vehicle to rotate, provided with: a motor including a motor shaft which rotates about a motor axis; a speed reducing device c...
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WO/2020/067273A1 |
An embodiment of this motor unit is provided with a motor, a transmission mechanism, and a housing. The transmission mechanism has: a motor drive shaft extending along a motor axis and rotated by the motor; a motor drive gear affixed to ...
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WO/2020/059081A1 |
In a unit type wave gear device (1), a rotation-side member (B) is relatively rotatably supported with respect to a stationary-side member (A) through a first slide bearing (8) and a second slide bearing (9), the rotation-side member bei...
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WO/2020/057776A1 |
A transmission having at least a first and a second planetary transmission stage, wherein the first planetary transmission stage has a first planetary carrier (2) with journals (1), on which first planets (31) which are in engagement wit...
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WO/2020/057164A1 |
A vector cycloid transmission unit comprises a cycloidal disk (3) and multiple circumferentially distributed balls (4). An upper fixing and holding plate (1) and a lower fixing and holding plate (2) are respectively provided on two axial...
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WO/2020/054650A1 |
An input gear 30, an output gear 35, an input-side intermediate gear 31, and an output-side intermediate gear 32 are helical gears. The output gear 35 and the output-side intermediate gear 32 are formed as a larger module than the input ...
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WO/2020/054497A1 |
According to the present invention, in a flexible external gear, a connection part between a body part and a bottom part is formed in an arc shape, and when the arc shape of the outer peripheral surface of the connection part is a first ...
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WO/2020/052859A1 |
The present invention relates to a mechanical reduction gearing (1) comprising: - an input shaft (3), - a sun gear (5) coupled in rotation to the input shaft (3), - a planet carrier (7) rotatable with respect to the input shaft (3) and s...
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WO/2020/054560A1 |
This assist mechanism (83) is provided with an electric motor (10), a shaft-like member (94) which has formed therein a worm (94a) that meshes with a worm wheel (96), and a coupling (16) which connects between an output shaft (11) of the...
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WO/2020/054427A1 |
The present invention is a feeding drive mechanism (8) provided with: a plurality of feeding containers (5a to 5d) that are capable of feeding contents as a result of the rotation of rotatable feeding tubes (54a to 54d) provided below ac...
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WO/2020/051848A1 |
Disclosed are a rotating linkage (3) and an ultrasonic apparatus. A first rotating component (31) and a second rotating component (35) of the rotating linkage (3) respectively rotate about different rotation axes on a mounting support (3...
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WO/2020/055068A1 |
One embodiment relates to a motor comprising: a hollow first shaft; a rotor coupled to the first shaft; a stator arranged outside the rotor; a hollow second shaft arranged inside the first shaft; a first planetary gear part which comes i...
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WO/2020/049938A1 |
Provided is an axially flat actuator. An actuator (1) is provided with a precession type speed reducer (2) and a motor (3). The precession type speed reducer (2) has a first face gear (11), a second face gear (12) which faces the first f...
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WO/2020/050242A1 |
This drive device comprises: a rigid internal gear, a flexible external gear, a non-circular cam, a stator, and a rotor. The rotor has a rotary shaft, a disc part, and a magnet. The rotary shaft of the rotor is inserted into a through-ho...
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WO/2020/045991A1 |
A refrigerator comprises a cabinet having a storage space; a door including a door unit configured to open or close the storage space and a drawer unit configured to provide a receiving space; rails configured to connect the door and the...
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WO/2020/044524A1 |
In a wave motion generator (4) for a wave motion gear device (1), a plug outer circumferential surface (43) of a rigid wave plug (42) has a non-circular profile and is fixed to an inner race inner circumferential surface (45) of a wave b...
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WO/2020/045478A1 |
This speed reducer is provided with: a casing; an input section which is supported so as to be rotatable about a center axis relative to the casing; a first rotating assembly for transmitting a rotational force between the first rotating...
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WO/2020/040793A1 |
The improved gearbox mechanism of the present invention includes a plurality of cam-actuated simplified gear block assemblies, which transfer power from a power shaft to a secondary or output gear element. Each gear block assembly includ...
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WO/2020/036071A1 |
Retainer-equipped rollers comprising: a pair of ring parts (11); a retainer (12) having a plurality of column parts (21) extending in the axial direction and connecting the ring parts (11) to each other; and a roller arranged in a pocket...
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WO/2020/034373A1 |
A face tooth cycloid-pin gear pair and a nutation speed reduction device. The face tooth cycloid-pin gear pair comprises a cycloid gear having a cycloid tooth surface and a pin gear having a pin gear tooth surface; the pin gear and the c...
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WO/2020/034816A1 |
Disclosed are an end face toothed cycloidal-pin gear pair and a nutation reduction device. The end face toothed cycloid-pin gear pair comprises a cycloidal gear with a cycloidal toothed face and a pin gear with a pin gear toothed face, w...
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WO/2020/036138A1 |
This vehicle drive device utilizes a parallel-shaft gear decelerator (30), each gear of which is formed as a helical gear, in a decelerator unit (B) that decelerates and outputs the rotation of an electric motor unit (A), wherein, from a...
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WO/2020/035239A1 |
A gearwheel arrangement (10) of an in particular multi-stage planetary gearing (8) for an actuator (2) of an adjustable roll stabilizer (1), having a sun gear (11), a planet carrier (12) and, connected to the planet carrier (12), planet ...
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WO/2020/035344A1 |
The invention relates to a compact transmission, which in particular is provided for use within a single-wheel drive unit. The compact transmission has a gear carrier that is fixed to the frame, which has a continuous central recess, and...
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WO/2020/031843A1 |
This gear mechanism is provided with a rotating body, a first gear, a second gear, and a reinforcing member. The rotating body is configured to be rotatable about an axis of rotation, and the shape thereof as seen from the axial directio...
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WO/2020/031891A1 |
The present invention provides a planetary gear device wherein power transmission is carried out efficiently. This planetary gear device (1) is provided with: a first internally toothed gear (20) and a second internally toothed gear (30)...
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WO/2020/030620A1 |
The invention relates to a multi-stage rack-and-pinion gear which converts a rotary movement of a driveshaft at a gear input into a linear movement of a rack at a gear output. In order to create a multi-stage rack-and-pinion gear of this...
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WO/2020/032026A1 |
One aspect of the motor unit of the present invention has an oil passage disposed in the lower portion of a housing and an oil storage part in which oil is stored. The oil storage part has a gear oil storage part that is disposed at a po...
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WO/2020/024061A1 |
A speed reducer drive can drive an output relative to a fixed ring using planet rollers having different diameter in contact with the output and fixed ring. Elements of the device can be formed of axially arranged segments for ease of co...
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WO/2020/022820A1 |
The present invention relates to an actuator in which a modular gear box is mounted, the actuator comprising: a driving motor forwardly or reversely rotating according to an electrical signal of a control device; a plurality of reduction...
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WO/2020/020686A1 |
The invention relates to a linkage (10) which comprises a first, second and third planetary stage (20, 30, 40), which each have a ring gear (12), a planetary carrier (14) and a sun gear (16) as transmission components (11). The first and...
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WO/2020/017966A1 |
Actuator provided with a low voltage DC motor which is coupled via a two-stage reduction mechanism with an output gear wheel, wherein the reduction mechanism comprises a first stage with a worm carried on the motor shaft of the DC motor,...
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WO/2020/017312A1 |
[Problem] To provide a reduction gear structured so as to be able to exhibit the same rotation reduction function as that of conventional reduction gears and to make ratcheting more unlikely to occur than conventional reduction gears. [S...
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WO/2020/017310A1 |
[Problem] To provide a wave gear device with which the number of simultaneously engaging teeth of an external gear and an internal gear can be increased, thereby increasing the transmittable torque value. [Solution] A wave gear device 1 ...
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