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WO/2023/167117A1 |
Provided are: a resin composition for sliding, with which it is possible to obtain a sliding member that can be used in a submersible pump or the like and has a good balance of sliding properties and coefficient of linear expansion; and ...
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WO/2023/162383A1 |
This linear motion guide unit comprises: a spline shaft that has a first raceway surface extending in the longitudinal direction; a slider that is attached so as to be capable of movement relative to the spline shaft and has a second rac...
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WO/2023/162510A1 |
This linear motion guide unit comprises a rail that has a first raceway surface, a slider that is attached so as to be able to move relative to the rail, and a plurality of rolling elements. The slider includes a casing, an end cap, and ...
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WO/2023/162313A1 |
A hub unit bearing comprises: an outer ring having a cylindrical part having an outer ring raceway on the inner peripheral surface, and a vehicle body attachment flange extending radially outward from the circumference of the cylindrical...
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WO/2023/157428A1 |
The present invention provides a cage in which the occurrence of cage noise can be suppressed. A cage according to the present disclosure comprises: a body that forms a ring shape; a plurality of pockets that are provided along the circu...
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WO/2023/157429A1 |
The present invention provides a cage in which the occurrence of cage noise can be suppressed. A cage according to the present disclosure comprises: a body that forms a ring shape; a plurality of pockets that are provided along the circu...
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WO/2023/156831A1 |
The application relates to a hydrodynamic sliding bearing (1) comprising: - an inner ring element (2); - an outer ring element (3), wherein the inner ring element (2) and the outer ring element (3) are rotatable relative to each other ab...
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WO/2023/155127A1 |
It provides a lubricant composition comprising: A) a corrosion inhibitor comprising A1 and A2: A1: 0.3-3 wt% of one or more octadecylamine N-C 10-20 alkanoyl sarcosinates, A2: 1-5 wt% of one or more substances selected from lanolin magne...
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WO/2023/157592A1 |
Provided are: an environment-friendly synthetic resin cage that uses a 100% biomass raw material and therefore aims for carbon neutrality while having performance as a bearing in a conventional process; and a rolling bearing incorporatin...
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WO/2023/156765A1 |
A bearing assembly (10), method of assembling a bearing assembly and a pump are disclosed. The bearing assembly is for mounting a rotatable shaft of a pump, and comprises an inner ring (14) and an outer ring (12) and a plurality of rolla...
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WO/2023/156752A1 |
The invention relates to a sealing system (21) for a turbomachine bearing enclosure (E1), comprising a stator (22) carrying a rotor (23), this system (21) comprising a seal (25) carried by the stator (22) and surrounding the rotor (23), ...
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WO/2023/151948A1 |
Method for prolonging the service life of a product that is subjected to Hertzian contact stress when in use and which includes a metal surface (18) comprising at least one indentation (20). The method comprises the steps of: - removing ...
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WO/2023/151947A1 |
Method for prolonging the life of a product (10) that is subjected to Hertzian contact stress when in use and which includes a metal surface (18) having a mean surface profile (22), whereby the metal surface (18) comprises at least one i...
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WO/2023/150924A1 |
A sealing ring (1). The sealing ring (1) comprises: a sealing ring main body (11), a radial sealing lip (12), and an axial sealing lip. The radial sealing lip (12) is arranged on the sealing ring main body (11), and the radial sealing li...
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WO/2023/153386A1 |
In this grease-filled ball bearing in which a holder claw (15) has a pocket surface (21) facing the surface of a ball (4) and a claw inner-diameter surface (23) that extends from a radially-inner side edge (22) of the pocket surface (21)...
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WO/2023/152465A1 |
An aerodynamic bearing has an inner surface defining a channel for receiving a shaft. The inner surface is deformable between a first position in which the inner surface is located at a first radial distance, and a second position in whi...
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WO/2023/151734A1 |
The invention relates to a seal assembly (1) for sealing a bearing with an inner bearing ring (2) and an outer bearing ring (3). The seal assembly (1) has an inner support element (4) which is connected to the inner bearing ring (2) and ...
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WO/2023/153412A1 |
This resin-made retainer (40) comprises: at least one annular section (41); and a plurality of pillar sections (42) which respectively extend in the axial direction from the annular section (41) and rotatably hold balls (11) in cylindric...
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WO/2023/151737A1 |
The invention relates to a wheel bearing unit (1) for a vehicle comprising at least one outer ring (2.1, 2.2) and at least two inner rings (3.1, 3.2), wherein rolling elements (4.1, 4.2) guided in a respective cage (5.1, 5.2) are arrange...
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WO/2023/148614A1 |
A shoe (1) for hydrodynamic bearing configured to be placed in contact with a lubricating fluid is described, comprising a base (2) made of metallic material; a coating (3) made of insulating material coupled to the base (2); and a tempe...
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WO/2023/149266A1 |
Provided is a ball bearing using a crown-shaped cage that satisfactorily holds and supplies lubricating oil even in an extremely high speed rotation region. By using a crown-shaped cage 24 in which an oil retention groove 31c, 31d confor...
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WO/2023/149151A1 |
Provided is a vehicle wheel bearing device that, while achieving a reduction in the overall weight of a hub ring, facilitates the insertion of a tool between a pilot section of the hub ring, and a wheel and a brake rotor, thereby prevent...
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WO/2023/147799A1 |
The invention relates to a rolling bearing (1) which is designed in the form of a ball bearing and comprises between an outer ring (4) and an inner ring (3) in the radial direction a cage (5) which, starting from a cage ring (6), has rad...
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WO/2023/149163A1 |
A shell outer ring (11) includes a cylindrical outer ring body (12), flanges (14) protruding radially inward from both axial ends of the outer ring main body (12), and a rounded portion (16) that joins the outer ring body (12) and the fl...
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WO/2023/149390A1 |
The inner circumference of a second rivet hole (12b) in the present invention is formed from a sheared surface (17b) with a constant cylindrical shape in which the inner diameter does not change along the axial direction and a fracture s...
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WO/2023/145047A1 |
A tapered roller bearing 1 comprises an inner ring 2, an outer ring 3, a plurality of tapered rollers 4, and a ring-shaped retainer 5 that is formed from a small-diameter ring-shaped body 6, a large-diameter ring-shaped body 7, and pilla...
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WO/2023/145424A1 |
This sliding member is provided with a coating film which is formed from a particle assembly and disposed on a substrate surface. In addition, the particle assembly includes copper-based alloy particles containing copper (Cu) as a main...
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WO/2023/144485A1 |
The invention relates to a plain bearing (11) for an aircraft turbomachine, said plain bearing (11) having a tubular body (10b) comprising: an outer cylindrical surface (20aa), an inner cavity (10c) designed to contain oil; - a primary l...
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WO/2023/145672A1 |
The present invention provides: a silicon nitride sintered body that has good mechanical properties and has good product life when processed into a product; a machine component using the same; and a bearing. The silicon nitride sintered ...
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WO/2023/145881A1 |
Provided is a rolling bearing that is suitable for use in contact with a cryogenic liquid, such as a rolling bearing incorporated in a pump device for liquefied gas, and has durability increased by further improving wear resistance as we...
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WO/2023/139048A1 |
The invention relates to a roller bearing assembly comprising an outer ring (1) and an inner ring (2) for mounting a rotor of a wind turbine. The inner ring (2) has a first axial end side (20) facing a rotor hub of the wind turbine and a...
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WO/2023/139994A1 |
Provided is a wheel bearing device capable of improving indentation resistance at the outer side of an outer member by reducing a quenching crack and deterioration in crystal grain size as much as possible. The outer member (outer ring (...
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WO/2023/139998A1 |
Provided are a retainer for a bearing device and a bearing device for a wheel provided with said retainer, with which deformation and breakage of a column part at the time of mold release can be prevented and grease can be easily allowed...
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WO/2023/140383A1 |
[Problem] To provide: a grease composition with which satisfactory acoustic properties can be achieved even in high-load environments; and a rolling bearing, as well as a motor equipped with the bearing, in which the grease composition i...
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WO/2023/135668A1 |
This ball bearing 10 comprises an inner ring assembly 35 and an outer ring 20. The inner ring assembly 35 includes an inner ring 30, a plurality of first balls 41, a plurality of second balls 42, a first retainer 51, and a second retaine...
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WO/2023/136895A1 |
A multi-component snap assembly is disclosed herein in which a snap flange has a snap nose with a contact face including a relief. The relief is configured to prevent undesirably high stress in the snap flange during assembly with anothe...
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WO/2023/133746A1 |
A bearing, comprising an outer ring (1), an inner ring (2), a roller (3), a cage (4) and a conductive assembly (5). The conductive assembly (5) is fixed on the cage (4) and the conductive assembly (5) is in contact with both the outer ri...
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WO/2023/135669A1 |
In a cross section of a ball bearing 10 that includes a central axis C2, a minor angle θ1 formed by an inclined surface 23 and the central axis C2 is smaller than a minor angle θ2 formed by an inclined surface 24 and the central axis C...
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WO/2023/135667A1 |
A ball bearing (10) in which, in a cross section including a center axis (C2), a first inferior angle (θ1) formed by a first inclined surface (23) and the center axis (C2) is smaller than a second inferior angle (θ2) formed by a second...
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WO/2023/135566A1 |
An oscillation bearing arrangement (1) of a mobile mining machine, the oscillation bearing arrangement (1) comprising: an inner frame structure (2), an outer frame structure (3), a first bearing structure and a second bearing structure a...
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WO/2023/135689A1 |
In a ball bearing (1), outer ring inner peripheral surface portions (23, 24) of an outer ring (2) that are adjacent to an outer ring raceway surface (22) and inner ring outer peripheral surface portions (33, 34) of an inner ring (3) that...
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WO/2023/134933A1 |
The invention relates to a part comprising a coating made of a composite material comprising a metal matrix and metal reinforcements, the reinforcements having a hardness greater than or equal to 550 Hv.
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WO/2023/135864A1 |
In the present invention, a large flange for guiding the heads of tapered rollers is formed in one end of an inner ring in the axial direction. The outer peripheral surface of the large flange includes a tapered portion that expands radi...
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WO/2023/134256A1 |
A gas dynamic pressure radial bearing, a compressor, and an engine. The gas dynamic pressure radial bearing comprises a bearing seat (1), a second bump foil layer (4), a first bump foil layer (3), and flat foil, wherein the second bump f...
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WO/2023/136160A1 |
The present invention suppresses the disturbance of the rotational torque of an inner peripheral side member and the occurrence of abnormal noise while suppressing deterioration in sealing performance even when a machining mark remains o...
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WO/2023/132196A1 |
[Problem] To achieve the structure of an angular ball bearing cage capable of reducing stirring resistance or friction generated between the cage and solidified grease. [Solution] Each of a plurality of column portions comprising: a firs...
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WO/2023/133514A1 |
A lubricant fluid comprising a base oil, which utilizes carboxylic esters of carboxyl di- end-capped-polyethylene glycols, or a mixture thereof, to have ultra-low viscosity, high flash point, high viscosity index (VI), excellent low temp...
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WO/2023/131540A1 |
Disclosed is a rolling bearing assembly (1), in particular a large rolling bearing assembly, wherein the rolling bearing assembly includes a rolling bearing including an inner ring (2), an outer ring (4), and a plurality of rolling eleme...
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WO/2023/132172A1 |
Provided is a ball screw device having a structure in which a screw shaft is rotated and driven via a planetary speed reduction mechanism, wherein the number of components is reduced and assemblability is improved. A screw shaft (2) incl...
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WO/2023/127902A1 |
The present invention addresses the problem of providing a bearing that includes a film which is cheaper than coating with a ceramic or the like, is insulative, and is resistant to wear caused by creep. The problem is solved by this bear...
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