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JP6310744B2 |
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JP2018054041A |
To provide a bush capable of restricting occurrence of seizure between the bush of a connecting rod and a piston pin even in the case of an engine in which an inner pressure of a cylinder is increased.A bush 40 which is provided along th...
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JP2018048590A |
To provide a manufacturing method of a bearing which can suppress the fatigue or abrasion of a slide face while suppressing seizure.In this manufacturing method of a bearing 10, a soft layer 15 softer than steel is formed by arranging a ...
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JP2018048574A |
To provide an oil supply mechanism to a cylinder of an internal combustion engine that enables direct supply of oil from a crank web to the cylinder and thus enables improvement of the lubrication state of the cylinder.An oil supply mech...
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JP6300931B2 |
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JP6295909B2 |
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JP6296086B2 |
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JP2018035843A |
To prevent seizure of a washer to restrict its wearing.A second fixture 2 has contact surfaces 20 combined with a first fixture 1 from its lower side. In addition, the second fixture 2 has each of two end surfaces 23 at both ends in an x...
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JP2018035838A |
To provide a thrust washer with improved oil retention capacity.A thrust washer 1 has: a base material 21 having a thrust surface 11 which receives a thrust load; and a coating layer 22 formed in at least one part of the thrust surface 1...
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JP6287668B2 |
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JP6278120B2 |
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JP6276929B2 |
Zinc-free spray powder comprises: 5-30 wt.% tin; 0.1-5 wt.% aluminum, not > 1 wt.% iron, and balance of copper (100 wt.%), where the powder does not comprise unavoidable contaminants. Independent claims are also included for: (1) a zinc-...
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JP6269317B2 |
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JP2018013141A |
To further enhance the durability of a bearing while securing the favorable rotation of a shaft or a cam.A bearing structure 1 for rotatably supporting a cam comprises a housing 4 having a support hole 3 into which the cam 2 is inserted,...
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JP2018013094A |
To spread lubrication oil over an entire thrust bearing.A bearing mechanism 3 includes: a bearing section 4 provided in a cylinder block 11 and rotatably supporting a journal portion 121 of a crank shaft 12; and an approximately semicirc...
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JP6266986B2 |
Provided is a sliding bearing that has a bearing inner peripheral surface covered by a resin overlay layer configured from a binder resin and a solid lubricant and/or hard substance, reduces the running-in time during an operation start,...
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JP6263545B2 |
A half bearing for a sliding bearing may include a bearing substrate having at least one relief region provided in a surface of the half bearing, and a substrate adjacent respective end faces of the bearing substrate. The half bearing ma...
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JP6260763B2 |
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JP6262097B2 |
An internal combustion engine with adjustable compression ratio with a connecting rod bearing eye for connecting to a piston of at least one cylinder and an eccentrical element adjustment device for adjusting an effective connecting rod ...
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JP2017218919A |
To dispose an eccentric bush between a large end part of a connecting rod and a crank pin of a crank shaft, and rotate the eccentric bush at 1/2 rotational speed in driving an internal combustion engine, thereby to enable a mechanical At...
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JP6245164B2 |
To suppress wear caused by sliding of low friction layers formed on the slide surface of at least one of both members constituting a slide part, in engine stop until an engine reaches a stop state from a predetermined rotational speed, i...
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JP2017215028A |
To suppress local damage even under a use environment receiving a local load.A bearing (10) has a semi-tubular bearing body (11) which has a sliding surface (111) sliding with a shaft (9); and a first washer (12) which is joined with the...
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JP2017215027A |
To suppress local damage even under a use environment receiving a local load.A bearing (10) has a bearing body (11) which has a sliding surface (111) sliding with a shaft; washers (12 and 13) which have a thrust surface (121) receiving a...
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JP6244367B2 |
A bearing shell for a sliding bearing may include a body having a convex outer surface and an alignment feature projecting from the outer surface. The alignment feature may be arranged at an end face of the body. The alignment feature ma...
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JP6242909B2 |
An internal combustion engine enabling asymmetric port timing has an engine mechanism including a crankshaft having a crankpin to which each piston of an opposed pair of pistons is connected and by which the pistons are reciprocatable in...
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JP2017207108A |
To provide a bearing member which can reduce friction by reducing friction resistance between a bearing member and a shaft member of an internal combustion engine.A bearing member 11 has a plurality of recesses which are formed in a firs...
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JP6233438B2 |
Disclosed herein is a support structure for a rotary part of an engine (2). The support structure includes crank journal bearing metals (14) and crank pin bearing metals (24, 124). Each crank journal bearing metal (14) includes chamfers ...
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JP6229803B2 |
A multi-link piston crank mechanism includes a lower link (7) having one end side to which an input load F1 due to a combustion load is acted. The lower link includes a bifurcated one end side protruding piece portion (13) and a bifurcat...
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JP6231584B2 |
A rocking journal bearing for a two-stroke cycle engine includes a bearing sleeve having a bearing surface with a plurality of axially-spaced, eccentrically-disposed surface segments and a rocking journal having a plurality of axially-sp...
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JP6224156B2 |
The bearing apparatus 1 includes a crankshaft 3 having multiple journals 61, 62, main bearings 41, 42 supporting the crankshaft 3, and a bearing housing 8. The plurality of journals include a first journal 61 with a lubricating oil passa...
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JP2017194112A |
To solve a problem that, when stress applied to a mating face part of a main bearing cap is unequal to those at one side and at the other side along a rotation axial line of a crankshaft, the deterioration of a mating face part of a corr...
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JP6217620B2 |
To suppress wear caused by sliding of low friction layers formed on the slide surface of at least one of both members constituting a slide part, in engine stop until an engine reaches a predetermined rotational speed from a stop state, i...
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JP6219274B2 |
A crankshaft bearing cap in a shape of a half-cylinder of axis X coinciding with the axis of the crankshaft and including diametrically opposed attachment pillars, each column-shaped pillar including a substantially oval upper surface in...
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JP6217619B2 |
To prevent foreign matter from adhering to a slide surface, and maintain a floating effect of floating one member to the other member, in order to solve a problem in a case of using a friction reduction method with floating to a slide pa...
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JP6214045B2 |
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JP6216226B2 |
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JP6213000B2 |
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JP2017180523A |
To reduce damage of a bearing by effectively dispersing stress applied to a bearing cap.In a bearing cap 15 which is attached to a lower side of a cylinder block 2, and rotatably supports a crank journal 11A of a crankshaft 11 via a bear...
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JP2017180600A |
To provide a connecting structure of a connecting rod and a piston which disperses generation points of wear generated in a slide bearing which is arranged between an a small end part of the connecting rod and a piston pin, and can allev...
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JP6208594B2 |
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JP6205508B2 |
Bearing 10 includes: a half bearing member having an inner circumferential face that slides against an associated shaft, and a plurality of recesses provided in a first end face in an axial direction of the associated shaft; a first flan...
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JP6197961B2 |
A bearing cap (1) is attached to a bulkhead (22) of a cylinder block (21) made of a light metal through a pair of bolts (24). The bearing cap (1) has a frame (2) made of an iron-based metal and a cast light-alloy part (3). The frame (2) ...
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JP6200817B2 |
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JP2017160979A |
To provide a bearing structure of an internal combustion engine capable of easily supplying a lubricant to a sliding face of a washer.A bearing structure has a bearing member 10 and a bearing cap 20 having a bearing hole 11 and a bearing...
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JP2017160980A |
To provide a manufacturing method of a washer capable of improving a yield in manufacturing.A manufacturing method of a washer 100 receiving axial force of a crank shaft includes a material preparation process for preparing a plate-shape...
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JP6195053B2 |
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JP2017155628A |
To provide a compressor of which size can be made small while its poor operation is being prevented and to provide a refrigerator with this compressor.A compression element 20 comprises a cylinder 21; a piston 22 for compressing refriger...
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JP2017155712A |
To detect the seizure of a bearing of an internal combustion engine in advance.A control device 100 for determining a sign of the seizure of a crank bearing 22 arranged at an engine 1 having a plurality of cylinders 10a to 10d from which...
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JP6193316B2 |
The invention provides a thrust bearing, including a pair of half thrust bearings. Each half thrust bearing includes a bearing alloy layer and a resin slide layer, or a back metal layer, a bearing alloy layer and a resin slide layer. The...
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JP6193317B2 |
The invention provides a bearing device, including a crankshaft, a pair of half bearings each having crush reliefs adjacent to both circumferential ends thereof, a bearing housing having a retaining hole, and one half thrust bearing arra...
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