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JP6457368B2 |
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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...
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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 ...
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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...
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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...
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JP6451761B2 |
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JP2019002418A |
To provide a half-split thrust bearing for a crank shaft of an internal combustion engine, in which damage hardly occurs in operation and frictional loss is small.A semi-circular half-split thrust bearing having a sliding face and a back...
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JP2019002417A |
To provide a half-split thrust bearing for receiving axial force of a crank shaft of an internal combustion engine, in which damage (fatigue) hardly occurs in operation, and frictional loss is small.A semi-circular half-split thrust bear...
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JP2019002520A |
To provide a support structure for a crankshaft capable of preventing, as further as possible, a coaxial degree of each of bearings from being impaired, even in a case where a temperature of an engine is changed.A support structure for a...
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JP2019002438A |
To reduce the capacity of an oil pump which supplies lubrication oil to a crank bearing.An oil supply structure of a crank bearing includes: a slide bearing 9 which supports a journal part of a crank shaft C; an oil pump 8 which sends lu...
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JP6448992B2 |
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JP2018204436A |
To provide an assembly camshaft which has a simpler structure, is easy in assembling, and can perform the positioning of a rolling bearing arranged between cam pieces in a shaft axial line direction without trouble.In an assembly camshaf...
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JP6445010B2 |
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JP6442254B2 |
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JP2018197583A |
To suppress torsional resonance of a power transmission passage at a downstream side of an output shaft, in a power transmission device for a vehicle including a crank-type continuously variable transmission.An output shaft 13 is compose...
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JP2018197590A |
To suppress seizure even when a crankshaft has bias-contacted with a crank washer.A crank washer 30 for supporting the axial force of the crankshaft consists of an upper washer 31 and a lower washer 32. The upper washer 31 has an incline...
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JP2018197589A |
To provide a crank washer for suppressing seizure without the need for an oil groove and surface machining.A crank washer 30 for supporting the axial force of a crankshaft consists of an upper washer 31 and a lower washer 32. The upper w...
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JP2018192538A |
To enable oscillation velocity of a grindstone 3 to become as high as possible, in a super-finishing device 2 for super-finishing a worked surface of a workpiece 1 by oscillating the grindstone 3.A crank pin 93 provided in a position ecc...
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JP6434417B2 |
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JP6434401B2 |
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JP2018189103A |
To reduce the friction resistance of a crank mechanism while suppressing man-hours and costs in processing.A main bearing part 35 for rotatably supporting a plurality of crank journals 71 and a connecting rod side bearing part 85 for rot...
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JP2018179164A |
To provide a connecting rod bearing and bearing device of an internal combustion engine, where cavitation erosion does not occur on a slide layer even in a case where a cavity occurs in lubricant.A connecting rod bearing has a first half...
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JP2018179165A |
To provide a connecting rod bearing and bearing device of an internal combustion engine, where cavitation erosion does not occur on a slide layer even in a case where a cavity occurs in lubricant.A connecting rod bearing has a first half...
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JP2018173081A |
To provide an enhanced two-cylinder and two-cycle opposed piston internal combustion engine.In an opposed piston engine, a non-viscous layer is formed between a piston and each of cylinder walls. In an aspect, the opposed piston engine u...
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JP2018172986A |
To provide an internal combustion engine that further improve support rigidity for a crankshaft and can effectively suppress crank striking sound.An internal combustion engine 23 includes: a crankcase 24 for sectioning a crank chamber 36...
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JP2018168710A |
To prevent the eccentric wear of a crankshaft and a metal bearing caused by a start of the crankshaft in a non-lubrication state by a simple structure.An oil sump space 13 is formed in a region at a lower part of a crankshaft 1 out of a ...
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JP2018168966A |
To provide a supporting structure of a crankshaft that can easily support an end part of the crankshaft.A flywheel 8 is attached to an end part 11a of a crankshaft 10 rotatably supported by a crankcase 2 of an engine 1 and protruding fro...
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JP2018169020A |
To enable a cross head pin to preferably be supported by inhibiting damage due to bearing load, in a cross head bearing, a cross head, a frame and a cross head type internal combustion engine.A cross head bearing includes: a bearing body...
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JP2018168978A |
To provide a connecting rod large end part lubrication structure of an internal combustion engine including a side plate capable of reducing assembly man-hour because of easiness of assembly, improving assemblability, reducing its weight...
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JP6414823B2 |
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JP6412568B2 |
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JP6406372B2 |
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JP2018159374A |
To provide an engine that reduces friction force and fuel consumption and improves a total length and unit compactness.A reciprocating internal combustion engine has a line of parallel cylinders which are joined via connecting rods and p...
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JP2018155355A |
To provide a bearing capable of reducing friction while suppressing deterioration caused by vibration and noise.The present invention relates to a bearing 1 which bears a crank shaft 4 of an engine E, the bearing comprising: a pair of a ...
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JP2018155381A |
To provide a crankshaft bearing device reducing slide friction loss of a bearing surface while suppressing pressure loss due to oil film of a thrust bearing.A bearing device is provided with a thrust bearing on both side surfaces of a be...
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JP6398934B2 |
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JP2018150823A |
To provide a stirling engine which can discharge or supply a lubrication oil while inhibiting a working fluid filling the interior thereof from being excessively discharged.A stirling engine 1 includes: a crank case 9; a discharge path 5...
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JP2018151037A |
To provide a main bearing for a crank of an internal combustion engine superior in foreign matter discharging performance.In a main bearing rotatably supporting a journal portion, first and second half-split bearings are constituted to f...
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JP2018145885A |
To provide a reciprocation piston engine capable of reducing a mechanical loss as less as possible.Lubricating oil is filled between a first sliding face 2A and a second sliding face 31S, and a projection-shaped part 31S projecting towar...
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JP2018145888A |
To provide a reciprocation piston engine capable of reducing a mechanical loss as less as possible.A projection-shaped part 31S projecting toward a first sliding face 2A is provided on a second sliding face 31S. When a gap between the fi...
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JP2018145886A |
To provide a reciprocation piston engine capable of reducing a mechanical loss as less as possible.A projection-shaped part 31S projecting toward a first sliding face 2A is provided to a second sliding face 31S relatively sliding to the ...
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JP2018146064A |
To provide a slide bearing structure enabling oil temperature to be raised.A slide bearing structure 1 comprises: a rotatable shaft 10 having a large diameter part 111 and a small diameter part 110; slide bearings 30a, 30b rotatably hold...
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JP2018145884A |
To provide a reciprocation piston engine capable of reducing a mechanical loss as less as possible.Lubricating water is filled between a first sliding face 2A and a second sliding face 31S, and a projection-shaped part 31S projecting tow...
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JP2018146044A |
To reduce friction resistance regardless of an operating state of an engine without requiring labors for processing a sliding face at a bearing structure part for reducing friction using a floating effect.At a bearing structure part of a...
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JP2018145887A |
To provide a reciprocation piston engine capable of reducing a mechanical loss as less as possible.A projection-shaped part 31S projecting toward a first sliding face 2A is provided on a second sliding face 31S. When a gap between the fi...
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JP6393067B2 |
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JP6391747B1 |
[Subject] In a crosshead bearing and a crosshead, a frame, and a crosshead type internal-combustion engine, damage by bearing load is controlled and support of a crosshead pin is enabled satisfactorily. [Means for Solution] Inclination s...
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JP6393209B2 |
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JP6390852B2 |
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JP6390038B2 |
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