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WO/2023/238364A1 |
The method of manufacturing rollers for bearings of the present disclosure includes a polishing step of forming a first crowning part 10 and a second crowning part 12 by bringing a contact surface 32b of a grindstone 30 into contact with...
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WO/2023/236167A1 |
A bearing. Pockets (1p) are formed in a cage (1) of the bearing, wherein a rolling element (2) is mounted in each pocket (1p), a working face (1s) is formed in a side wall of each pocket (1p), and the working face (1s) can come into cont...
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WO/2023/237146A1 |
The invention relates to a cage (1) for guiding a plurality of rolling bodies (2) in a rolling bearing (3). The cage (1) has a ring segment-shaped contour with a first free end (4) and a second free end (5) in the circumferential directi...
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WO/2023/237142A1 |
To produce a bearing body (1) for a sliding bearing, rod-like protrusions (3) are produced on the surface of a metallic main body (2) first, and form-fitting contours, which are suitable for anchoring a slideway lining, are created by fu...
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WO/2023/238409A1 |
A rotating electric machine (10) according to an embodiment comprises a housing (13), a bearing (15), and a cylindrical member (17). The bearing (15) rotatably supports a shaft (14) around a rotating central axis (Ax). The cylindrical me...
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WO/2023/238222A1 |
A ball bearing 30 includes an inner ring 31, an outer ring 32, a plurality of balls 33, a crown-shape holder 34, and a shield 40. The inner ring 31 is fixed to a shaft 20a of non-rotatable case 20, and the outer ring 32 is fixed to a rot...
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WO/2023/238196A1 |
A ball bearing for a wave reduction gear according to the present disclosure has a retainer 36. The retainer 36 has an annular body 40 and a plurality of prongs 42. A space surrounded by a pair of opposing surfaces 42a of a pair of prong...
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WO/2023/238883A1 |
Provided is a sliding component that can effectively cause a fine abrasion generated product to be held in a grooved recess.　This sliding component 10 slides relative to another sliding component 20 and is disposed at a site which rota...
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WO/2023/238774A1 |
This deep groove ball bearing (1) comprises: an inner race (2), which is an inner member; an outer race (3), which is an outer member; a plurality of balls (4) interposed between these inner and outer races (2, 3); and a waveform retaine...
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WO/2023/238392A1 |
A rolling bearing 10 comprises an outer race 11, an inner race 12, and a seal 15 that is positioned on a first side, in an axial direction, of a ring-shaped space S1 that is formed between the outer race 11 and the inner race 12. The sea...
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WO/2023/238242A1 |
A ball bearing (30) includes an inner ring (31), an outer ring (32), balls (33), a holder (34), and a first metal ring (41). The inner ring (31) is fixed to a non-rotatable shaft (20a), and the outer ring (32) is fixed to a rotatable out...
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WO/2023/237538A1 |
The invention relates to a machine component (10) having a first tribological surface, which first tribological surface, during machine operation, is adapted to be in-contact with a second tribological surface of another machine componen...
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WO/2023/233652A1 |
This sliding member comprises: a first sheet; a second sheet; and an elastic material formed of vulcanized rubber. The first sheet is a non-woven fabric or a woven fabric formed of electroconductive fibers. The first sheet includes: in a...
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WO/2023/234362A1 |
Provided is a combined sliding member which can be produced by a simple method reduced in environmental burden and is excellent in terms of durability including seizing resistance, wear resistance, and fatigue resistance and of heat diss...
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WO/2023/233649A1 |
A sliding member comprises a sheet made of a conductive fiber woven fabric or a conductive fiber nonwoven fabric, and the sheet has a fixed part fixed in contact with a first member made of steel, a sliding part that slidably comes into ...
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WO/2023/234260A1 |
A material for a ceramic ball according to an embodiment of the present invention comprises a spherical part and a band-shaped part formed over the circumference of the surface of the spherical part. Rab/Rap, which is the ratio of the ar...
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WO/2023/231258A1 |
A cage and a bearing. The cage (2) comprises a first ring (5), a second ring (6), and a plurality of beams (7), which connect the first ring (5) to the second ring (6), wherein the plurality of beams (7) are spaced apart from each other ...
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WO/2023/232620A1 |
A method for lubricating a bearing (103), in particular a rotor bearing, of a wind turbine (100), comprises: - determining a load condition of a load acting on the bearing (103), - determining an operating condition of the bearing (103) ...
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WO/2023/232178A1 |
The invention relates to a rolling bearing (1 ) having a sleeve (3), rollers (4) rolling along the sleeve (3), and a cage (5) rotatably receiving the rollers, wherein the sleeve (3) has a first collar (6) which has at least two cut-outs ...
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WO/2023/229148A1 |
The present invention relates to a composite oil seal having an electrical corrosion prevention function, and a method for manufacturing the seal and a ground path of the composite oil seal having an electrical corrosion prevention funct...
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WO/2023/225880A1 |
Provided is a deep groove ball bearing, comprising an outer bearing ring (1), an inner bearing ring (2), balls, a cage, and sealing rings (3); annular grooves (4) for mounting corresponding sealing rings (3) are formed on the inner and o...
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WO/2023/225881A1 |
A deep groove ball bearing without sealing deviation after assembly, comprising a bearing inner ring (1), a bearing outer ring (2), balls, a retainer, and seal rings, wherein the seal rings are provided between the bearing outer ring (2)...
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WO/2023/228817A1 |
[Problem] To provide a manufacturing method whereby it is possible to obtain, at a low cost, a raceway ring for a roller bearing that ensures hardness of not only a rolling element guide surface, but also the surface of a prescribed loca...
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WO/2023/227220A1 |
The invention relates to a roller bearing (1), in particular a ball bearing, comprising, in the form of two bearing rings that are rotatable relative to one another about an axis, an inner ring (3) and an outer ring (2) which each form a...
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WO/2023/230155A1 |
A two-piece seal assembly includes first and second seal subassemblies, each shaped as a semicircular ring. The first seal subassembly has a first stator subassembly and a first rotor subassembly that cooperate to form a first semicircul...
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WO/2023/228183A1 |
A toroidal slewing drive includes a slewing bearing, a slewing output gear and at least one arc-shaped gear box. The slewing bearing includes an inner ring and an outer ring which move relative to one another. The slewing output gear inc...
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WO/2023/223782A1 |
This sliding member is provided with a sliding film on at least the surface thereof. The sliding film contains copper-based alloy particles each containing titanium, in which a titanium oxide layer is provided on at least a portion of an...
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WO/2023/222154A1 |
The invention relates to a cassette seal (1) comprising an annular centrifugal disc (5) and a seal disc (6). An elastic annular seal element (7) is connected to the seal disc (6), and the seal element (7) has a plurality of contactless s...
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WO/2023/224026A1 |
Provided are: a rigid-film-coated object having hydrogen embrittlement resistance and wear resistance and having excellent unsusceptibility to separation; and a machine component and a bearing which include the rigid-film-coated object. ...
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WO/2023/217982A1 |
The present invention relates to a large rolling bearing having a first and a second bearing ring and a gap seal. The gap seal has a total of four sealing lips. The aim of the present invention is to provide a large rolling bearing havin...
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WO/2023/217527A1 |
In the method, by means of a relative movement of the respective transmission element, a focal point of at least one laser beam and a joint supply of a binder metal in pulverulent, wire or strip form and particles of a solid lubricant, a...
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WO/2023/218153A1 |
The invention relates to a method for assembling a hub-rolling bearing assembly for rotatably mounting an agricultural disc onto a support arm (2), said assembly comprising: - a shaft (10) with a first shaft bearing zone (16) intended to...
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WO/2023/214508A1 |
The present invention provides a glass article manufacturing method including a conveying step for conveying a glass article G on a conveying device 4a. The conveying step includes a feeding step for feeding a lubricant LF from a feeding...
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WO/2023/213349A1 |
A lubricating device for a planetary gear bearing of a planetary transmission (1) with a planetary carrier (2) comprising two carrier webs (3), at least one bearing pin (4) which is arranged on the carrier webs (3), an anti-friction bear...
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WO/2023/213344A1 |
The invention relates to a cage for a rolling element bearing, having two axially terminating annular edges (102) and a plurality of webs (103) that connect them, wherein an axial end face (105) of at least one annular edge (102) is prof...
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WO/2023/208268A1 |
The invention relates to an axial bearing arrangement with a plurality of bearing rollers (3), which are enclosed by an annular solid cage (1) to form a flat or conical bearing ring, wherein the solid cage (1) is provided with a pluralit...
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WO/2023/210092A1 |
[Problem] To reduce contact of a retainer with an outer ring and inner ring of a ball bearing even when centrifugal force due to high-speed rotation of the ball bearing acts on the retainer and the retainer deforms. [Solution] A ball bea...
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WO/2023/210576A1 |
A ball bearing in which each rivet (8) has a cylindrical rivet shank (12), a base head (13) pre-formed at one end of the rivet shank (12), and a riveting head (14) formed by riveting the other end of the rivet shank (12), wherein when th...
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WO/2023/209933A1 |
A bearing unit (20) comprises a first bearing (21), a first bearing holder (22), and an oil thrower (23). The first bearing (21) rotatably supports a shaft (64). The first bearing holder (22) holds the first bearing (21) while the shaft ...
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WO/2023/208280A1 |
The invention relates to a planetary gearbox having a plurality of planetary gears (1) which are each mounted rotatably about one planet journal (3) arranged on a planet carrier (2), wherein at least one rotationally fixed thrust washer ...
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WO/2023/201969A1 |
A spacer ring assembly and a bearing assembly. The bearing assembly comprises a bearing and the spacer ring assembly. The spacer ring assembly comprises an inner spacer ring (12) and an outer spacer ring (11), one among the inner spacer ...
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WO/2023/202790A1 |
A cage (1) for a bearing (2), wherein the cage (1) comprises a side wall portion (3) extending circumferentially about a central axis (4) of the cage (1). The side wall portion (3) comprises a central opening (5) aligned with the central...
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WO/2023/203158A1 |
The invention relates to an axial-radial sliding bearing (1) comprising a first bearing element in the form of a first bearing ring (2) and a second bearing element (4, 5, 6). The bearing elements are rotatably arranged relative to one a...
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WO/2023/203902A1 |
A crown-type retainer for a ball bearing, according to the present invention, comprises: a circular ring-shaped main part; a plurality of pillar parts that protrude in the axial direction from the main part and are arranged at prescribed...
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WO/2023/204201A1 |
Provided is a sealing structure comprising an outer member and inner member which rotate relatively in an axial direction and a sealing device 9 which creates a seal between the outer member and the inner member, said sealing structure b...
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WO/2023/204161A1 |
In the present invention: a flange part integrated with an inner ring is formed on one axial end of the inner ring; a flange member separate from the inner ring is fastened to the other axial end of the inner ring by means of an axially ...
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WO/2023/202762A1 |
A cage (1) for a bearing (2), wherein the cage (1) comprises a side wall portion (3) extending circumferentially about a central axis (4) of the cage (1). The side wall portion (3) comprises a central opening (5) aligned with the central...
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WO/2023/198400A1 |
The invention relates to a vehicle (300), in particular utility vehicle, having a fuel cell system (100) for driving the vehicle (300), wherein the fuel cell system has a compressor (1) for the cathode-side air supply of a fuel cell (101...
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WO/2023/199646A1 |
This crown-shaped retainer for a ball bearing comprises an annular main part, a plurality of pillars protruding axially from the main part at predetermined intervals in the circumferential direction, and spherical pockets having spherica...
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WO/2023/200188A1 |
The present invention relates to a bearing retainer with reinforced strength. A bearing retainer according to an aspect of the present invention comprises a first retainer and a second retainer which are formed in a same shape and are co...
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