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WO/2024/081398A1 |
A limited rotation motor system is disclosed that includes a stator within a housing, a rotor rotatably coupled within the stator by a first bearing system at a proximal end and a second bearing system at a distal end, each of said first...
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WO/2024/074167A1 |
The invention relates to a radial foil bearing (1), wherein each arcuate segment (6a) is attached to the outer ring (5) by means of at least one tab (11), bent from a flat initial shape, of the cover foil (2a) and/or the corrugated foil ...
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WO/2024/051065A1 |
The present invention belongs to the field of bearings, and particularly relates to a bearing slipping prevention structure, a bearing and a wave spring. The bearing slipping prevention structure comprises a bearing seat, a bearing and a...
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WO/2024/053546A1 |
Each support region (61) on a base plate (60) of a thrust foil bearing (27) is demarcated by a first boundary line (64b) and a second boundary line (65), and includes an inclined surface (62) which is inclined so as to be increasingly cl...
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WO/2024/053547A1 |
Provided is a thrust foil bearing (27) in which a first end side (75) has a predetermined angle with respect to a first boundary line (74), or a second end side (87) has a predetermined angle with respect to a second boundary line (86). ...
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WO/2024/024856A1 |
This radial foil bearing comprises: a top foil provided with an opposing surface opposing a rotating shaft; a bump foil arranged outward, that is, on the opposite side to the opposing surface, of the top foil; and a bearing housing arran...
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WO/2024/023119A1 |
A slew bearing (1) for rotatably supporting an object on a base about a slew axis. The slew bearing comprises a stationary ring (2) and a rotary ring (3) part. The stationary ring part is provided with a stationary raceway member forming...
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WO/2024/010487A1 |
The invention relates to petroleum engineering and can be used in the construction of radial bearing assemblies for multi-stage rotary vane pumps. Proposed is a downhole rotary vane pump consisting of a base and a head that are connected...
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WO/2024/009955A1 |
A radial foil bearing, which surrounds a rotating shaft and supports the rotating shaft, includes a bearing housing, an insertion hole which is formed in the bearing housing and through which the rotating shaft is inserted, a recessed gr...
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WO/2023/245734A1 |
Provided in the present invention is a composite-motion electric motor having an elastic bearing pedestal, characterized in that the electric motor comprises an electric motor shaft, a bearing sleeved on the electric motor shaft, an elas...
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WO/2023/227155A1 |
The invention relates to an axial foil bearing in which several foils (2, 3) can be aligned and oriented via a bendable tab (7) and finally also held together by the same.
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WO/2023/224243A1 |
The present invention relates to an air foil journal bearing comprising a bump foil and a top foil, wherein one end and the other end of the top foil in the circumferential direction are arranged with a step difference from each other in...
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WO/2023/217797A1 |
The invention relates to a bearing (21) for a turbine engine comprising an oil film compression damper, including an inner sleeve (22) intended to receive an outer ring of a rolling bearing, an outer sleeve (23) surrounding the inner sle...
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WO/2023/215035A1 |
A combined anti-friction/hydrodynamic common shaft bearing system and method of using the same to prevent reduction of the theoretical L10 life of an anti-friction bearing subjected to axial forces within the system comprising an anti-fr...
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WO/2023/213692A1 |
The invention relates to an end piece (10, 110) for a profiled part (35) having a longitudinal axis ZZ, the dimensions of which allow it to be force-fitted into one end of the profiled part, the end piece comprising at least one cylindri...
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WO/2023/198924A1 |
The invention relates to a rotary bearing (B) intended to be positioned between a rotary member (40) of an engine and a primary shaft (50) of a gearbox, the rotary bearing comprising at least two cylindrical rings (10, 20, 30, 35), havin...
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WO/2023/191289A1 |
The present invention relates to a thrust foil air bearing, which can be used in an apparatus having a stationary part and a rotating part rotating about a centerline relative to the stationary part, the thrust foil air bearing comprisin...
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WO/2023/189092A1 |
This foil bearing comprises a housing, a top foil having a bearing surface facing a rotating body, and a bump foil arranged between the top foil and the housing. The bump foil is configured to elastically support the top foil by stretchi...
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WO/2023/189287A1 |
Provided is a sliding bearing that can decrease vibrations transmitted to a supported object. This sliding bearing (1) comprises an upper case (2), a lower case (3), and a center plate (4) that is disposed between the upper case (2) and ...
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WO/2023/181577A1 |
This thrust foil bearing comprises: a base plate having an insertion hole into which a rotation shaft is inserted and a support surface; a plurality of top foil pieces supported on the support surface; a stepped member mounted on the sup...
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WO/2023/177917A1 |
A seat assembly for use in an automotive vehicle has a seat cushion including a seat bracket, a seat back including a side bracket, a bushing having an outer ring fixedly coupled to one of the seat bracket or the side bracket, and a free...
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WO/2023/162018A1 |
A gas bearing device according to one embodiment comprises: a housing that is provided around a rotary shaft and forms an annular gap between the housing and the rotary shaft; a top foil that is provided so as to surround the rotary shaf...
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WO/2023/162015A1 |
This gas bearing device comprises: a bump foil that is disposed on a stationary holding member facing a rotary member, and has a corrugated shape with a plurality of continuous peaks; and a top foil disposed on the bump foil. The bump fo...
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WO/2023/162025A1 |
A gas bearing device according to one aspect of the present disclosure comprises: a housing which has therein a housing space that houses a rotary shaft and in which a groove portion extending along the axial direction of the rotary shaf...
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WO/2023/157225A1 |
[Problem] To provide a strut bearing and a vehicle strut suspension capable of suppressing breakage of an elastic member that is interposed between an upper case and an upper support. [Solution] The present invention is equipped with: an...
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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/2023/126021A2 |
The present application provides a bump foil assembly, a foil dynamic-pressure air bearing, and a shafting. The bump foil assembly (100) comprises a positioning foil (110) and multiple arched bump units (120). The positioning foil (110) ...
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WO/2023/126527A1 |
A sliding component including a sidewall including at least one low stiffness projection capable of elastic deformation, and at least one high stiffness projection capable of plastic deformation, where the low stiffness projection includ...
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WO/2023/106577A1 |
An energy harvester using electromagnetic induction is disclosed. The energy harvester using electromagnetic induction disclosed herein comprises: a magnet portion; a coil portion comprising a coil and arranged near the magnet portion; a...
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WO/2023/096136A1 |
This air foil journal bearing comprises: a bearing housing having an inner surface that forms a cavity into which a rotation shaft can be inserted; an air foil that surrounds at least 180 degrees to 360 degrees of the outer surface of th...
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WO/2023/095106A1 |
The invention relates to a magnetic bearing (1) comprising:- a fixated base element (10) with a first surface (11);- a rotatable element (30, 33) having a second surface (31) oppositely disposed to the first surface (11) and being rotata...
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WO/2023/090637A1 |
An air foil journal bearing may comprise: a bearing housing that rotatably supports a rotating shaft and includes a hollow space into which the rotating shaft is inserted; and an air foil that is disposed between the inner circumferentia...
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WO/2023/074364A1 |
A rolling bearing (20) includes an outer ring (30), an inner ring (40), rolling bodies (23) arranged between the outer ring (30) and the inner ring (40) so as to be able to roll, and an O-ring (60) formed from an elastic material and fit...
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WO/2023/075246A1 |
The present invention relates to an air foil journal bearing comprising: a bump foil which has a plurality of elastic bumps, and is provided on the inside of a bearing housing and coupled thereto; a mid foil which is provided on the insi...
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WO/2023/053881A1 |
Each of back foils (70) of a radial foil bearing (26) has a first engaging claw (N1) formed on one side in the circumferential direction of a housing (60) and a second engaging claw (N2) formed on the other side in the circumferential di...
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WO/2023/053880A1 |
A radial foil bearing (26) comprises a top foil (80) and a housing (60). A body part (81) of the top foil (80) has a first side edge part (81a) that is on the front side in the rotational direction (P) of a rotary shaft (35) and a second...
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WO/2023/038540A1 |
The invention relates to the field of mechanical engineering, and more particularly to sliding friction assemblies, and can be used in the construction of radial bearing assemblies. Proposed is a method of accommodating a radial load dur...
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WO/2023/015943A1 |
A gas thrust bearing, a bearing assembly, a compressor, an air conditioner, and an automobile. The bearing assembly comprises: a rotor (10) having a rotating shaft (12) and a thrust collar (11); a bearing housing (21) sleeved on the rota...
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WO/2023/000615A1 |
Disclosed is a rolling bearing that automatically eliminates installation tilt, comprising a bearing inner ring (1), a bearing outer ring (2) and an assembly gasket (3). The bearing inner ring (1) is sleeved on the assembly gasket (3). T...
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WO/2023/277493A1 |
The present invention relates to an air foil bearing installation structure, in which a spacer is provided on a bent portion of a foil assembly, a latching piece having elasticity is formed on the spacer, and a stopper protrusion by whic...
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WO/2022/265440A1 |
The present invention relates to a journal foil air bearing for supporting a load applied in the radial direction of a rotary shaft rotating around a center line, the bearing comprising: a first top foil disposed to face the outer periph...
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WO/2022/265438A1 |
The present invention relates to a journal foil air bearing for supporting the load applied in a radial direction of a rotary shaft rotating about a center line, the journal foil air bearing comprising: a top foil which is arranged to fa...
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WO/2022/254959A1 |
Provided is a canned-motor-pump bearing structure for a canned motor pump (8) that includes: a rotary shaft (2) that rotates integrally with a rotor (12) of a motor part (11); bearings (3a), (3b) that are fitted in casing-side bearing ho...
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WO/2022/247983A1 |
The invention relates to a bearing arrangement (9) having a component (10), an axial bearing (12) and an axial disc arrangement (1), the axial bearing (12) having at least rolling elements (14), and the axial disc arrangement (1) being f...
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WO/2022/210030A1 |
A foil bearing (20, 30) comprising: a top foil (21, 31) that has a bearing surface (210, 340) opposing a rotating body (12), that extends in a circumferential direction, and that has a fixed end (21a, 34a) at one end thereof in the circu...
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WO/2022/207394A1 |
The present invention relates to a bearing cup (1) for a steering column, comprising: - a bottom portion (2) having an opening (3) for the feeding of a shaft therethrough; and - a wall portion (4). The bearing cup (1) is designed to rece...
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WO/2022/199996A1 |
A vertical pump for conveying a process fluid is proposed, comprising a pump housing (2) with a pump inlet (21) and a pump outlet (22), a rotor (3) arranged in the pump housing (2) and configured for rotating about an axial direction (A)...
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WO/2022/200068A1 |
The invention relates to a tilting pad bearing 10) having at least one tilting pad (1, 2, 3) that can be tilted in a frame structure (9). In order to improve the tilting pad (10) functionally and/or in manufacturing terms, the frame stru...
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WO/2022/202255A1 |
A foil bearing 20 has a plurality of foils 22 having a bearing surface S formed thereon. A downstream end portion of each of the foils 22 is provided with a thin portion 22g having a smaller thickness than in an area adjacent thereto on ...
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WO/2022/195193A1 |
The invention relates to a device for centring and guiding a shaft of an aircraft turbine engine, said device comprising: – an outer ring (12) of a rolling bearing, said ring extending about an axis (X); – an annular bearing support ...
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