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Patent Searching and Data


Matches 551 - 600 out of 5,014

Document Document Title
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 ...  
JP6530939B2  
JP6529549B2  
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...  
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...  
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 ...  
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 ...  
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...  
JP6517523B2  
JP6518098B2  
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...  
JP6514968B2  
JP6510924B2  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
JP6495759B2  
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...  
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...  
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...  
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...  
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...  
JP6486693B2  
JP6485487B2  
JP6486373B2  
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...  
JP6482839B2  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
JP6465129B2  
JP6461970B2  
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...  
JP6457285B2  
JP6455306B2  
JP6457368B2  
JP2019007578A
To provide a lubrication structure of a piston support part capable of preventing seizure between a piston, a piston pin and a connecting rod.A lubrication structure of a piston support part slidably supports a piston 2 at a small end pa...  
JP2019007606A
To provide a supporting structure of a crank shaft capable of minimizing degradation of concentricity of bearings even when a temperature of an engine changes.A supporting structure of a crank shaft for supporting the crank shaft having ...  
JP2019007592A
To provide a slide bearing for a diagonally-split connecting rod which can prevent the damage of a crank pin caused by contact even if a large end part is deformed by receiving an inertia load in a piston direction.In a slide bearing (ro...  
JP2019007607A
To provide a supporting structure of a crank shaft capable of suppressing occurrence of fretting.A supporting structure of a crank shaft supports the crank shaft having three or more journal portions. In the supporting structure, a beari...  

Matches 551 - 600 out of 5,014