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WO/2024/079296A1 |
The disclosure describes a component (100) for a mechanical device. The component (100) is made at least partly of steel and has one or more circular holes (102-105) for receiving a screw. Furthermore, for each circular hole (102-105) th...
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WO/2023/247816A1 |
The bearing shell (1) for a main bearing of a piston engine has an inner surface forming a bearing surface, the inner surface of the bearing shell (1) being provided with a first oil groove (3) arranged in the circumferential direction o...
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WO/2023/247817A1 |
The inner surface of the bearing shell (1) for a bearing (3) that connects a connecting rod (4) of a piston engine to a crank-shaft (5) is provided with an oil groove (10), the oil groove (10) comprising a first portion (11), a second po...
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WO/2023/099686A1 |
The invention relates to a tyre sealing and/or tyre inflating device (60) having a compressed-air compressor, and compressed-air compressor comprising a drive, in particular an electric motor (50), for driving a compressor device (20) of...
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WO/2023/024362A1 |
Provided is a highly-unitized joint bearing for aerospace, which comprises an inner ring (2), an outer ring (1), a rocker arm (4) and a gear (5). The inner ring (2) is internally provided with a key groove; the outer ring (1) is sleeved ...
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WO/2022/269122A1 |
The bearing element for the small end of a connecting rod (2) comprises a bearing surface (1a), at least one oil supply hole (5a, 5c) for allowing lubricating oil to be supplied radially through the bearing element (1) onto the bearing s...
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WO/2022/268258A1 |
The invention relates to a reciprocating piston engine (10) having a cylinder housing (20) and a crankcase (30) connected thereto, the crankcase (30) having a crankcase upper part (32) and a crankcase lower part (34) connected thereto, a...
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WO/2022/223794A1 |
The invention relates to a bearing part (100) for a plain bearing (1000) comprising a bearing layer (140) designed to slide in a bearing manner, in particular a bearing shell (102) comprising a sliding layer (140) on a main body (120.1) ...
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WO/2022/199984A1 |
The invention relates to an arrangement for sealing a rotor shaft (1, 101) of an electric machine (5, 105) in a housing (2, 102), the rotor shaft (1, 101) being sealed against the housing (2, 102) by means of a sealing element (8, 108) a...
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WO/2022/090765A1 |
The invention relates to a wastegate actuator mechanism (300) comprising an elongated link plate (310) and a pin (320) which are rotatable relative to each other. The wastegate actuator mechanism (300) further comprises a sliding assembl...
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WO/2022/068054A1 |
A connecting-rod bushing structure, which relates to an engine and is mainly solves the technical problem of the poor lubrication of an existing connecting-rod bushing. The connecting-rod bushing structure comprises a piston (1), a conne...
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WO/2022/051459A1 |
A biasing member assembled with a bearing and a crankshaft wherein the bearing is configured to receive the crankshaft. The crankshaft is assembled with an internal combustion engine. The biasing member biases the bearing in an axial dir...
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WO/2022/040716A1 |
A bearing element (5) comprising a bearing element body (6) and a sensor (8) for measuring at least one operating parameter of the bearing element (5), and a telemetry device (9), wherein the bearing element body (6) is connected to the ...
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WO/2021/260645A2 |
An engine may have a piston linearly reciprocating along an axis in an adjustable cylinder. There may be a piston rod connected to the piston, the piston rod also linearly reciprocating along the axis. A first chamber that includes a com...
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WO/2021/260425A1 |
An engine may be configured to have a piston reciprocate in a cylinder in which blow-by gases pass from a combustion chamber in the cylinder to an area external to the cylinder. The piston may be connected to a rod configured to reciproc...
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WO/2021/248603A1 |
A connecting rod assembly, comprising pistons (1), connecting rod bodies (2) rotatably mounted on the pistons (1), and a crankshaft (3); the pistons (1) are each provided with a piston pin (4), one end of a connecting rod body (2) is pro...
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WO/2021/152880A1 |
This bearing metal is for supporting a shaft, such as a piston pin, that is installed in a through hole formed in, for example, a small end portion of a connecting rod such that the connecting rod can pivot about the shaft. The bearing m...
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WO/2021/136003A1 |
A torque balance device (100), a self-balancing joint (10), and a surgical robot (1). The torque balance device (100) comprises a first body portion (110), a second body portion (111), an elastic portion (120), and a transmission portion...
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WO/2021/129929A1 |
An injection-molded component (219) including a reinforcing insert (100) embedded across a weld line (210) or flow front convergence surface of the injection-molded component (219), the reinforcing insert (100). A bearing portion (220, 2...
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WO/2021/051397A1 |
Disclosed is a five-cylinder plunger pump, comprising a power end assembly (1), a fluid end assembly (2) and a reduction gearbox assembly (3). One end of the power end assembly (1) is connected to the fluid end assembly (2), and the othe...
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WO/2020/251829A1 |
A connecting rod assembly has a connecting rod with a large end and a small end, a piston wrist pin, and fasteners to connect the connecting rod to the piston wrist pin and optionally one or more shims in between the connecting rod and p...
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WO/2020/204068A1 |
This sliding bearing (40) is formed by a pair of split bearings (41a, 42a). The thickness (T2) at the circumferentially central position (P2) of one (42a) of the split bearings is greater than the thickness (T1) at the circumferentially ...
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WO/2020/169704A1 |
A connecting rod (1) for connecting a crankshaft to a piston of a reciprocating-piston compressor is proposed, which connecting rod (1) comprises a body made from aluminium which extends in a longitudinal direction from a first connectin...
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WO/2020/167213A1 |
The invention relates to a method for assembly, a method for disassembly and a connecting rod (1) for a combustion engine, the connecting rod (1) comprising a first and a second connecting rod part (2, 3), wherein the first connecting ro...
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WO/2020/145391A1 |
This roller bearing is provided with: an inner ring having a pair of protruding portions and a raceway surface; a plurality of rollers having a body portion and a pair of axis portions; and a retainer. The inner ring includes a plurality...
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WO/2020/137831A1 |
According to the present invention, an NC machine tool 1 is used which has: a first rotary cutting tool 14 that is inserted into a large end hole 23 formed in a large end section 22 of a connecting rod 20 and rotationally cuts the inner ...
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WO/2020/137832A1 |
According to the present invention, an NC machine tool is used which has: a first rotary cutting tool 14 that is inserted into a large end hole 23 formed in a large end section 22 of a connecting rod 20 and rotationally cuts the inner si...
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WO/2020/126005A1 |
The invention relates to a split-type connecting rod (20) for an internal combustion engine (12), the connecting rod comprising a small end (16), a big end (15) having a throughhole, and a rod main body (14) extending therebetween, the b...
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WO/2020/129319A1 |
[Problem] To provide technology that makes it possible to achieve high seizing resistance even when scratches are formed. [Solution] A sliding member according to the present invention is provided with a base layer and a resin coating la...
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WO/2020/129318A1 |
[Problem] To provide a technique that can reduce the size of surface irregularities. [Solution] This sliding member is provided with a base layer and a resin coating layer formed on the base layer. The resin coating layer comprises a pol...
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WO/2020/129320A1 |
[Problem] A technique is provided which makes it possible to achieve a suitable degree of wear resistance in a resin coating layer. [Solution] This sliding member is provided with a base layer and a resin coating layer formed on the base...
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WO/2020/082546A1 |
A crankshaft bearing of a compressor and the compressor. The crankshaft bearing of the compressor comprises a bearing body (1); the upper end surface of the bearing body (1) is located below a rotor assembly (2) of the compressor, and th...
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WO/2020/072572A1 |
Improved engine crankshaft thrust bearing includes an arrangement in which the thrust bearing can be employed with a first type of crankshaft for a replacement engine block and also with a different, second type of crankshaft that can al...
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WO/2020/070998A1 |
A crosshead (4) that comprises a lubricant passage (50) that distributes lubricating oil to a piston rod (21) and a connecting rod (25). The lubricant passage (50) has: an introduction channel (51) that extends from an outer surface of a...
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WO/2020/054142A1 |
Provided is a sliding bearing that can improve contact with a holder on a bearing rear surface and improve material yield. This sliding bearing 1 comprises a pair of upper and lower half split members 2, 3 which are formed by bisecting a...
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WO/2020/039113A1 |
A method and apparatus for determining crush height of a plain bearing shell, comprising a light source for forming illuminating light to the plain bearing shell; a sensor device configured to capture an image; at least one memory includ...
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WO/2020/005101A1 |
A reciprocating compressor comprises a base frame which houses a crank mechanism consisting of a crankshaft adapted for connection to a motor, and connecting rods. The crankshaft is mounted in main bearings, one of which is a thrust bear...
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WO/2019/239643A1 |
The present invention provides a sliding member provided with an overlay capable of realizing good fatigue resistance while preventing peeling between layers. The present invention is a sliding member provided with an overlay formed by a...
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WO/2019/235388A1 |
Provided is a sliding bearing having an improved circularity and having achieved an increase in contact area with respect to a holder. The sliding bearing 1 comprises a pair of an upper halved member 2 and a lower halved member 3 which a...
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WO/2019/234336A1 |
The invention relates to a cylinder block (100) of an internal combustion engine comprising at least one control cylinder (112) and a liner device (200) disposed in said cylinder (112), the liner device (200) comprising: • a cylindrica...
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WO/2019/189779A1 |
Provided is a crown-shaped retainer (1) made from resin, wherein a weld line which appears on the inner and outer peripheral surfaces of the retainer (1) has an angle of inclination of at least 17° with respect to the X axis, or weld po...
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WO/2019/181193A1 |
In this bearing support structure, a split rolling bearing split into two in the circumferential direction is attached to the outer circumference of a rotatable shaft member. The shaft member is provided with: a shaft portion which has a...
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WO/2019/181194A1 |
Provided is a bearing support structure in which a shaft member which rotates about a center axis is rotatably supported by a rolling bearing divided into two parts in a circumferential direction. The shaft member has a fitting section o...
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WO/2019/175924A1 |
The inner peripheral surface of a shaft hole (H) in which a shaft body (P1) is mounted has a covering layer (1). The covering layer (1) has a metal layer (2) of which the surface is formed unevenly, and a resin layer (3) formed on the me...
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WO/2019/154689A1 |
A reciprocating piston mechanism comprises a crankcase (2), a crankshaft (3) having a crankshaft axis (4), a crankpin (6),a crank arm (7) and a crankshaft portion (5) extending parallel to the crankpin(6), whereinthe crank arm (7)is loca...
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WO/2019/141775A1 |
The invention relates to a radial or axial sliding bearing element (10) having a supporting layer (12) which forms a bearing seat face (14). The bearing seat face (14) has on at least one face portion (20) a surface structure which compr...
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WO/2019/137673A1 |
The invention relates to a sliding bearing element (2), in particular for supporting the crankshaft or a connecting rod in internal combustion engines, said element comprising: a metal support layer (4), in particular made of steel; a be...
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WO/2019/117013A1 |
This attachment structure for attaching a rolling bearing to a journal section of a crankshaft is equipped with the rolling bearing and the crankshaft. The rolling bearing is provided with: a pair of split inner rings which are attached ...
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WO/2019/108430A1 |
A powder metal alloy composition is used in the production of a sintered powder metal insert for casting into an aluminum casting. The powder metal alloy composition includes an iron powder metal base, copper such that the copper is 3.5 ...
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WO/2019/106901A1 |
A thrust washer of one embodiment includes: a washer body that is annular and that has a first thrust surface and a second thrust surface which receive a thrust load; and a tapered section formed in the first thrust surface and/or the se...
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