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JP6533049B2 |
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JP2019090524A |
To prevent separation of a washer attached to a half-split bearing.A half-split bearing 11 has a recessed portion 112a, a recessed portion 112b and a recessed portion 112c penetrated from an outer peripheral face to an inner peripheral f...
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JP2019090432A |
To provide a half-split thrust bearing having excellent seizure resistance performance, and further provide a thrust bearing.A semi-circular ring-shaped half-split thrust bearing has a slide surface for receiving axial force, a back surf...
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JP2019090431A |
To provide a half-split thrust bearing having excellent seizure resistance performance, and further provide a thrust bearing.A semi-circular ring-shaped half-split thrust bearing has a slide surface for receiving axial force, a back surf...
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JP2019090523A |
To prevent separation of a washer attached to a half-split bearing.A half-split bearing 11 has a recessed portion 112a, a recessed portion 112b and a recessed portion 112c penetrated from an outer peripheral face to an inner peripheral f...
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JP2019090442A |
To secure visibility of an identification character or an identification symbol without concentrating a stress.On an outer peripheral surface at an opposite side of a side (inner peripheral surface side) where a bearing surface 54a of a ...
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JP6530939B2 |
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JP6529549B2 |
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JP2019078376A |
To provide a connecting rod bearing capable of reducing frictional loss in operating an internal combustion engine.A connecting rod bearing for a crank pin of a crank shaft of an internal combustion engine has a pair of half-split bearin...
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JP2019078350A |
To effectively reduce the noise created during engine operation in an engine reciprocating rolling mechanism in which first and second dynamic vibration absorbers formed integrally for each other are fixed in a cavity part of a piston.Fi...
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JP2019078348A |
To effectively reduce noise generated during engine operation in a reciprocating rotary mechanism of an engine in which first and second dynamic vibration absorbers are provided to a piston or a connecting rod.A resonance frequency of a ...
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JP2019078349A |
To effectively reduce noise generated during engine operation in a reciprocating rotary mechanism of an engine in which first and second dynamic vibration absorbers are provided to a piston or a connecting rod.A resonance frequency of a ...
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JP2019078377A |
To provide a main bearing capable of reducing frictional loss in operating an internal combustion engine.A main bearing for a journal portion of a crank shaft having a pair of upper and lower half-split bearings forming the cylindrical s...
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JP6517523B2 |
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JP6518098B2 |
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JP2019074137A |
To solve a problem of an increase in rotation torque when a shaft core of a rotation shaft inclines.A rolling bearing 1 includes: an outer ring 2 supported to a stationary body 11; an inner ring 3 to which a rotation shaft 12 is supporte...
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JP6514968B2 |
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JP6510924B2 |
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JP2019065816A |
To provide a piston supporting structure which suppresses the seizure of a piston pin and a connecting rod.A piston supporting structure includes: a piston 13 which has a pair of pin supporting holes opposite to each other; a connecting ...
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JP2019060388A |
To provide a slide bearing which can use a claw part not only for positioning relative to a housing but also capturing foreign objects in an oil groove.A cylindrical main bearing 3 is formed by assembling a vertical pair of upper side be...
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JP2019060500A |
To suppress amount of leaked oil as compared with a prior art.A half-split bearing 1 includes a base material layer 10. The base material layer 10 includes an inner peripheral surface 13 as a surface in a side in which a bearing 2 is sto...
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JP2019060376A |
To provide a slide bearing which can reduce friction.A slide bearing includes a body part 210 formed semi-cylindrically and rotatably supporting a crank shaft 1 on an inner peripheral surface 211, and an air introduction part 230 which i...
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JP2019056387A |
To provide a roller with a resin holder, capable of stabilizing behavior of the roller even when receiving centrifugal force.A resin holder 12 employs an outer ring guide system, and a column part 15 thereof has a first roller guide surf...
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JP2019056386A |
To provide a half-split thrust bearing capable of effectively preventing partial contact with a slide surface of a mating member, such as a crank shaft, in an internal combustion engine.A semi-annular shaped half-split thrust bearing for...
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JP2019056382A |
To provide a suitable holder for roller bearing having improved rigidity.A holder 12 has a first outer diameter guide surface 16b formed in a first ring part 14b, a second outer diameter guide surface 16c formed in a second ring part 14c...
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JP6495759B2 |
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JP2019049272A |
To provide a main bearing for a crank shaft of an internal combustion engine, which has superior foreign matter discharging properties.The main bearing for supporting a journal part rotatably is provided that comprises a first and a seco...
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JP2019044837A |
To provide a washer capable of improving lubrication performance.A partially annular washer 200 comprises an oil groove formed on a slide surface 210, which receives force in an axial direction of a crank shaft 30. The oil groove compris...
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JP2019044835A |
To provide a bearing mechanism which enables a reduction of an amount of lubrication oil supplied to a shaft member.A bearing mechanism includes: a crank journal 2a having a slide part 2b which is provided so that a shaft diameter dimens...
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JP2019044714A |
To inhibit deformation of a cylinder bore and inhibit an increase of rotation friction of a crank shaft.A bulk head part 32 having a bearing part 39 is provided separately from an engine block 6 having a cylinder block part 10 and a skir...
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JP2019044836A |
To provide a washer capable of improving lubrication performance.A partially annular washer 100 comprises an oil groove formed on a slide surface 110, which receives force in an axial direction of a crank shaft 30. The oil groove compris...
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JP6486693B2 |
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JP6485487B2 |
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JP6486373B2 |
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JP2019039438A |
To provide a crank mechanism which reduces the partial wear of a plurality of rolling bodies permitting the relative movement of a first direction supporting member and a second direction supporting member.A crank mechanism 1 is provided...
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JP6482839B2 |
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JP6481739B1 |
[Subject] Noise which the 1st and 2nd dynamic vibration absorber mutually formed in one makes during operation of an engine in a both-way rotating machine style of an engine fixed in a hollow part of a piston is reduced effectively. [Mea...
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JP6481737B1 |
[Subject] In a both-way rotating machine style of an engine in which the 1st and 2nd dynamic vibration absorber was prepared for a piston or Cong Rod, noise which is made during operation of an engine is reduced effectively. [Means for S...
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JP6481738B1 |
[Subject] In a both-way rotating machine style of an engine in which the 1st and 2nd dynamic vibration absorber was prepared for a piston or Cong Rod, noise which is made during operation of an engine is reduced effectively. [Means for S...
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JP2019031981A |
To provide a slide bearing capable of obtaining a friction reduction effect and capable of reducing a total oil outflow amount.A slide bearing 1 is configured such that halved members 2, 2 are arranged vertically, wherein the halved memb...
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JP2019032028A |
To provide a slide bearing capable of increasing an amount of oil on an inner peripheral face and reducing a frictional coefficient without expanding a width of the slide bearing.A slide bearing 1 includes a pair of half-split bearing po...
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JP2019027476A |
To provide a cage for a rolling bearing and the rolling bearing capable of preventing the breakage, for example, caused by metal contact between bearing members while being excellent in seizure resistance, abrasion resistance, and corros...
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JP2019027524A |
To provide a half-split bearing constituting a sliding bearing of a crankshaft capable of reducing a friction loss caused by turbulence generation during operation of an internal combustion engine.Multiple recesses are formed on a slidin...
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JPWO2017175670A1 |
[Subject] Fully ease the stress concentration which acts on the corner corner of the fitting recess of a bearing main part, and provide the art which can raise the endurance of a cylinder block further. [Means for Solution] Supporting wa...
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JP2019019840A |
To optimally design a holding member of a crank shaft according to a specification of an engine.An internal combustion engine has a cylinder block which has a plurality of cylinders; and a crank holding portion which is a member journali...
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JP6465129B2 |
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JP6461970B2 |
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JP2019011815A |
To prevent foreign matter from entering between a rotational shaft and a half-split bearing.A groove 17 is provided between a mating face 15 and a crush relief 13, and formed on a -x direction side with respect to the mating face 15 so a...
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JP6457285B2 |
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JP6455306B2 |
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