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WO/2023/037798A1 |
This speed reduction device 1 comprises an oil seal 50, a vibration generator shaft 10 and a second internally toothed gear member 32 that slide against the oil seal 50, and a pressing force adjustment part 60 that adjusts the force with...
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WO/2023/037967A1 |
The present invention provides an inner ring guide-type tapered roller bearing (1) wherein: a smaller diameter-side annular portion (6) and/or a larger diameter-side annular portion (7) of a holder (5) has a flange portion (6a, 7a) exten...
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WO/2023/038149A1 |
Provided is a grease composition for a vehicular hub unit bearing, the grease composition having a mixture consistency of 220-270 and containing, with respect to the total mass of the composition, 0.1-5 mass% of a carboxylic acid-based r...
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WO/2023/036369A1 |
The invention relates to an axial rolling bearing unit with rolling bodies (4) which are arranged between two annular axial bearing washers (1, 2) and which are guided by means of a bearing cage (3) formed from a sheet metal material, sa...
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WO/2023/032695A1 |
Provided are a silicon nitride sintered body, a machine part, and a bearing that have exceptional mechanical properties and sliding properties. In the present invention, a rolling element 4 is a silicon nitride sintered body including si...
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WO/2023/032916A1 |
Provided is a parallel link mechanism comprising a bearing (23) in each of revolute pair parts including revolute pair parts each between a link hub (12) on a base end side and an end portion link member (15) on the base end side, revolu...
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WO/2023/025729A1 |
The application relates to a roller bearing (10) comprising a plurality of roller bodies (20) for interacting with running surfaces surrounding them radially to the inside and outside, wherein the roller bodies (20) are distributed about...
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WO/2023/025793A1 |
The invention relates to a device (4) for energy and/or signal transmission between a busbar (2) and a rail vehicle that is movable relative thereto, comprising a roller (40) of a current-conducting material, wherein the roller (40) is r...
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WO/2023/025342A1 |
The invention relates to a bearing arrangement (1) which can be used in particular in a linear actuator (27) and which has a freewheeling function. Said bearing arrangement comprises a rolling bearing (3) having two bearing elements (4, ...
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WO/2023/026978A1 |
This bearing device uses rolling bearings to support a vehicle drive motor, or a rotation shaft included in the transmission connected to the vehicle drive motor, with respect to a housing. The bearing device suppresses bearing ring cost...
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WO/2023/026977A1 |
Provided is a creep-prevention rolling bearing in which an annular groove (7) extending in the circumferential direction is formed on the outer periphery of an outer ring (1), and a resin band (11) is formed in the annular groove (7) by ...
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WO/2023/026795A1 |
A roller bearing comprising a holding member which has a pair of annular portions spaced apart from each other in the axial direction and a plurality of column portions extending in the axial direction and connecting the annular portions...
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WO/2023/027130A1 |
Provided are a cage for a rolling bearing that can satisfy different required characteristics while ensuring the strength of the cage and a rolling bearing that uses the cage. A cage 5 comprises annular cage main bodies 8, 11 which hold ...
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WO/2023/021980A1 |
Provided are: a sensor holder that can prevent influence on the performance of encoder reading by a sensor; and the like. A sensor holder 12 is provided with: a cap part 121 that is fitted into an outer ring 2 so as to cover an inner-s...
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WO/2023/021923A1 |
Provided is a rotary connector that can function stably over a long period of time. The invention comprises: an outer-circumferential electrode 30; an inner-circumferential electrode 20 that is inserted to the outer-circumferential elect...
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WO/2023/022043A1 |
Provided is a vehicle wheel bearing device with which it is possible to achieve good sealing performance without preventing the discharge of muddy water that has penetrated to the inside of a sealing device even if a labyrinth seal has b...
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WO/2023/022044A1 |
This gearbox shaft (1) is used for a gearbox and has a raceway surface on which needle rollers (2) roll. The gearbox shaft (1) comprises a base material (11) and a ferrosoferric oxide coating (12). The base material (11): is formed from ...
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WO/2023/021786A1 |
A rolling bearing (10) comprises: an outer race (1) that includes an outer race raceway surface (1a); an inner race that is assembled with the outer race (1) and that includes an inner race raceway surface (3a) facing the outer race race...
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WO/2023/021180A1 |
The present invention relates to an output bearing assembly for a joint drive, in particular a robot joint drive, comprising an output shaft, an output bearing disposed on the output shaft and having an inner ring for mounting the output...
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WO/2023/011684A1 |
Tapered roller bearings permit radial forces to be transmitted in both directions and axial forces to be transmitted at least or precisely in one axial direction. Tapered rollers are situated as rolling bodies in tapered roller bearings,...
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WO/2023/013508A1 |
Provided is a vehicle wheel bearing device with which the ease of filling an injection molding of a holder with a resin is improved, and with which any increase in bearing torque can be minimized. A vehicle wheel bearing device 1 compr...
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WO/2023/013201A1 |
A bearing comprising: a first raceway ring having a first raceway surface on the inner peripheral surface; a second raceway ring which has a second raceway surface facing the first raceway surface in the radial direction on the outer per...
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WO/2023/008434A1 |
A transmission provided with a first shaft unit connected to a drive shaft of a drive unit. The first shaft unit has: a first shaft having, on the outer circumferential surface, a first shaft raceway surface; an first output gear provide...
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WO/2023/008313A1 |
A ball bearing (1) comprises inner and outer bearing rings (2, 3), a plurality of ceramic balls (4) which are interposed therebetween, and a cap member (6) which suppresses inflow of lubricating oil from the outside of the bearing to the...
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WO/2023/006153A1 |
A centring ring (5) and a method for reducing the risk of breakage of at least one thin-walled region of a centring ring (5) are proposed, wherein the centring ring (5) has at least two thick-walled segments, namely at least a first thic...
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WO/2023/009357A1 |
Roller cone drill bits (100) and methods of increasing the wear resistance of a roller cone drill bit are disclosed. The roller cone drill bit (100) includes a plurality of rolling elements (400A, 400B) within a bearing assembly (202, 20...
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WO/2023/007351A1 |
A pre-stretching roller (1) of an unwinding apparatus associable to a wrapping machine, comprising a main body (2) elongated and manufactured by an extrusion process of a metal alloy; the main body includes a first tubular element (3) ha...
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WO/2023/002891A1 |
This insulated rolling bearing has an insulation layer that covers the outer diameter face (6) of an outer ring (2) and an axial end face (7) of the outer ring (2), wherein the insulation layer is a resin film (8), and the thickness (t) ...
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WO/2023/003231A1 |
The present invention relates to a high-capacity variable load rolling bearing in which the rated capacity of the bearing varies according to the external force in a variable load environment, and which can thus prevent an unnecessarily ...
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WO/2023/002076A1 |
The present invention relates to a pre-assembled unit having two tapered roller bearings, for a driven shaft designed to be replaced efficiently and to maintain optimal tightness as if it were factory assembled. The bearing comprises a r...
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WO/2023/286660A1 |
Provided is a vehicle wheel bearing device that suppresses shaking of a vehicle wheel mounting flange, which is caused by bolt tightening, by defining dimensional relationships of the various components of the vehicle wheel mounting flan...
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WO/2023/286771A1 |
Provided is a vehicle wheel bearing device that makes it possible to stabilize the orientation of a vehicle when turning by suppressing deformation of the raceway surface of an outer member. The vehicle wheel bearing device comprises: an...
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WO/2023/285359A1 |
The invention relates to an angular contact ball bearing assembly (1) having a first raceway element (2) and a second raceway element (4), wherein: balls (6) are arranged between the raceway elements (2, 4); the balls (6) roll on raceway...
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WO/2023/286527A1 |
A column part of this roller bearing retainer includes: a pocket surface (22) that is formed in an axial-direction center region of the column part and faces a pocket; a first roller guide surface (23) that is formed in each of one regio...
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WO/2023/286384A1 |
The housing accommodates a battery that stores electrical power supplied to the electrical power path, and is connected to the second end section. [Solution] Provided is a linear motion device having: a linear motion body (15) which outw...
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WO/2023/283085A1 |
A roller bearing includes an outer ring defining an outer raceway, an inner ring defining an inner raceway, a plurality of rolling elements positioned between the inner raceway and the outer raceway such that the outer ring is rotatable ...
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WO/2023/272953A1 |
A deep groove ball bearing having a separated-type retaining cage, which comprises an outer race (2), an inner race (1), steel balls, an upper cage body (3), a bearing cage (4), and a lower cage body (5); the bearing cage (4) is provided...
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WO/2023/272952A1 |
A deep groove ball bearing, comprising an outer ring (2), an inner ring (1), a cage (3) and steel balls (4), wherein the cage (3) is arranged between the outer ring (2) and the inner ring (1); pockets are provided in the cage (3); the st...
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WO/2023/272954A1 |
A deep groove ball bearing having a cage. The deep groove ball bearing comprises an outer ring (2), an inner ring (1), a cage and steel balls, wherein the cage is arranged between the outer ring (2) and the inner ring (1); pockets are pr...
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WO/2023/277098A1 |
In the present invention, a retainer has: a large-diameter ring part and a small-diameter ring part disposed so as to be separated from each other in an axial direction; a plurality of column parts disposed at prescribed intervals in the...
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WO/2023/274747A1 |
Radiaxial bearing having a cylindrical configuration centered on a central axis, the bearing having at least one harmonic wave-type reduction stage and including three or more rings and a first ring-shaped arrangement of rolling elements...
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WO/2023/276365A1 |
This rolling bearing comprises: an outer ring that has a prescribed rotational axis; an inner ring that is disposed inward relative to the outer ring and coaxially with the outer ring; a plurality of rolling elements that are disposed be...
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WO/2023/277193A1 |
This rolling bearing has an outer race having a predetermined axis of rotation; an inner race disposed on the inner circumferential side of the outer race and in a manner concentric to the outer race; a plurality of rolling bodies dispos...
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WO/2022/267243A1 |
A bearing for a shock absorber, the bearing comprising an annular upper cover (1) and an annular lower cover (2), wherein the surface of the upper cover (1) that faces the lower cover (2) is provided with an upper channel ring (11); the ...
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WO/2022/270381A1 |
A power device for vehicle (1) comprises: bearing for wheel (2) of an outer ring rotating type; and a motor for traveling (3) with a power generation function including a stator (18) mounted on an inner ring (5) and a rotor (19) mounted ...
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WO/2022/270295A1 |
In the present invention, a free-side bearing is a rolling bearing that comprises: a pair of race rings; and a plurality of rolling elements that are interposed between raceway surfaces of the pair of race rings. The rolling elements are...
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WO/2022/270115A1 |
A table driving device comprising: a first housing in which first and second housing holes are formed; a first bearing fitted into the first housing hole; a shaft member inserted into the first bearing and the second housing hole; a seco...
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WO/2022/267241A1 |
A plastic bearing for a steering column, comprising a housing (1), an inner ring (3) and a middle ring (2); the middle ring (2) is sleeved outside of the inner ring (3); a cage (4) and balls (41) are provided between the middle ring (2) ...
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WO/2022/265860A1 |
A bearing, including: an inner ring defining a first groove; an outer ring including a radially inner surface, the radially inner surface facing an axis of rotation of the bearing and defining a second groove and a third groove; a cage r...
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WO/2022/264877A1 |
This vehicular power device (1) is provided with a vehicle wheel bearing (2) and an electric motor (3). A brake rotor (12) is attached to a hub flange (7) together with a vehicle wheel, and the entire vehicular power device (1) has a sma...
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