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Patent Searching and Data


Matches 751 - 800 out of 3,933

Document Document Title
JP2008144193A
To provide a sliding member in which a Cr-plated film is improved from the viewpoints of the crystal orientation and the speed dependency of friction coefficient to reduce the friction and which is prevented from abnormal wear, with resp...  
JP2008144835A
To provide a sliding member capable of improving productivity without increasing man-hours for processing having reduced frictional resistance as with recessed parts having substantially W-shaped cross sections and a method for forming f...  
JP2008138811A
To provide desired sliding characteristics without forming a crack in a Cr plating film 15 on the inner peripheral surface of a sliding member 1.The Cr plating film 15 is formed on the inner peripheral surface of the sliding member 1 on ...  
JP2008138552A
To provide a cylinder liner excellent in adhesion/thermal conductivity to a cylinder block, easily machined, lightened in weight, and saving space.A projecting body is formed in the peripheral direction of the cylinder liner. The shape o...  
JP2008138240A
To provide a sliding member in which a sealing member slides an inner surface with a trochoidal shape having a Cr-plated film formed thereon in the presence of a fluid lubricant, in a rotor housing that constitutes a combustion chamber o...  
JP4099619B2  
JP2008128053A
To provide a cylinder block and a manufacturing method of its cylinder block, capable of providing high strength for a cylinder block upper end part to an open deck type cylinder block.An MMC sleeve 4 composed of a metallic group composi...  
JP2008128190A
To surely avoid contact between a piston and a cylinder, and to restrain the consumption of gas for forming a gas bearing in a piston device for forming the gas bearing by supplying the gas between the piston and the cylinder.A Stirling ...  
JP2008128054A
To provide a cylinder block and a manufacturing method of its cylinder block, capable of providing high strength for a deck surface part of the cylinder block, while stably providing a close contact state of a cylinder liner and a metall...  
JPWO2006049066A1
本発明の圧力容器は、少なくとも一部が、マ トリックスとなる軽金属41と、軽金属41 中に埋設された、鉄を主成分とし表裏面を貫 通する多数の通孔をもつ板状の鉄系部材...  
JP2008121776A
To provide a sliding member having an effect of reducing friction by controlling the shape of the bottom face of a finely recessed portion to be formed in a sliding member.The pair of sliding members mutually slide with viscose fluid exi...  
JP4092670B2  
JP2008111553A
To improve an actuator including a cylinder having an input port, a piston disposed inside the cylinder, and a piston ring disposed in a piston ring groove.In the actuator, the piston 12 includes a spring 22, and the spring 22 is inserte...  
JP4086985B2  
JP2008513647A
The surface organization (28) for eliminating the influence of 壊食 caused by the cavitation is established in the wet cylinder liner for diesel engines (16). A surface organization (28) may form as coating (30) of the manganese phosph...  
JP2008095966A
To provide a combination of a piston ring and an aluminum alloy cylinder having an inner circumference slide surface made composite.In a combination of the cylinder and the piston ring, the inner circumference slide surface is composed o...  
JP2008064025A
To suppress damage to a cylinder block due to stress concentration such as the occurrence of a crack in a cylinder block.A cylinder block 1 is equipped with a water jacket 13 formed so as to surround the periphery of a cylinder bore #1 a...  
JP2008063998A
To provide a cylinder block with a liner which suppresses bore deformation resulting from combustion heat during engine combustion through the correction of a temperature gradient occurring in a cylinder liner.In a cylinder block with a ...  
JP2008057478A
To implement weight reduction, reduced friction, and reduced abrasion, by providing combination of a cylinder liner and a piston ring.The cylinder liner 1 has a composition containing, by mass, 23.0 to 28.0 mass% Si, 0.80 to 2.0 mass% Mg...  
JPWO2005045222A1
1以上のシリンダを有するシリンダブロック と、シリンダ内に配置される円筒形状のシリ ンダライナと、シリンダライナ内を往復動し 、ピストンヘッドと最上段のリング溝と...  
JP4051996B2  
JP2008032048A
To provide a ceramic cylinder structure for automobile engines.This invention relates to a ceramic cylinder component of automobile engines. First layers of ceramic members mainly on each of the wall surface of a cylinder and the surface...  
JP2008032032A
To provide a cylinder device in which the looseness (rotation) of an end cap relative to a cylinder tube is surely prevented and a method of manufacturing the cylinder device.This cylinder device comprises a cylinder tube 11 having a fem...  
JP2008025444A
To provide an engine comprising combination of a cylinder block made of aluminum base composite using ceramic, and piston rings excellent in durability as compared to former piston rings.This engine is provided with the cylinder block ha...  
JP2008025435A
To inhibit the deformation of a cylinder bore caused by the tightening of cylinder head bolts in a cylinder block having a cylinder liner cast therein.The cylinder bore 2 is formed by casting the cast iron cylinder liner 5 in an aluminum...  
JP2008019718A
To provide an internal combustion engine for largely reducing a friction loss and abrasion between a cylinder and a piston by improving a surface property of a cylinder bore and an coating material to a piston ring and a piston skirt par...  
JP4039255B2  
JP2008501890A
It is attached so that being explained can rotate a rotor, The housing in which two or more space which a piston moves up and down based on invention was established is included, and it is a rotary piston. It is formed of (25) and betwee...  
JP2008008209A
To provide a cylinder liner showing high adhesion property with aluminum alloys when the same is cast in light alloys especially aluminum alloys, and securing good thermal conductivity with good workability, especially a cylinder liner s...  
JP2008002571A
To provide a hydraulic cylinder improved in durability by suppressing or preventing deterioration of a seal member resulting from cavitation.The hydraulic cylinder includes a cylinder 31 having a shaft hole, a piston 32 inserted in the s...  
JP4028974B2  
JP2007332971A
To provide a cylinder liner device for a large 2-stroke diesel engine for improving lubrication of a traveling surface, and a shielding method of a cylinder liner in the large 2-stroke diesel engine. This cylinder liner device 10 has a c...  
JP4024122B2  
JP2007321607A
To provide a cylinder liner having a structure for improvement of cooling performance. The cylinder liner is fitted in a cylinder block, comprises an upper stepped part fitted in an upper part of the cylinder block and a lower stepped pa...  
JP2007321576A
To provide a cylinder liner of good adhesion/thermal conductivity to a cylinder block. Projected bodies are formed to an outer periphery of the cylinder liner for an internal combustion engine. The projected body has a shape formed by co...  
JP4018195B2  
JP2007308736A
To provide a surface hardening method capable of coating the surface of an engine component with an alloy layer excellent in abrasion resistance, thereby extending the service life of the component, and to provide a method for producing ...  
JP2007533471A
The method and system for carrying out the precise centering of the workpiece in a cylindrical bore so that the center of a workpiece may become the medial axis and coax of a hole. The position of a medial axis is detected and calculated...  
JP2007302941A
To provide a ferrous spray deposited thin film for a cylinder block which is excellent in peeling resistance under a high bearing pressure, and a cylinder block having the same. The ferrous spray deposited thin film for the cylinder bloc...  
JP2007303385A
To suppress contact pressure shortage and uneven wear in a seal member for sealing a gap formed between a cylinder block and a crankcase in a variable compression ratio internal combustion engine and thus, to appropriately maintain seali...  
JP2007303622A
To provide a sliding member whose friction coefficient can be reduced in a range from a low temperature to a high temperature. The sliding member 1 in sliding contact with another member via lubricating oil comprises an oil reserving rec...  
JP2007533889A
The present invention relates to the cylinder liner for engine blocks of an internal-combustion engine produced from rat cast iron, aluminum material, or ceramic material. The cylinder liner of the present invention equipped the worn-out...  
JP4009970B2  
JP4008544B2  
JP4003887B2  
JP2007285312A
To provide a sliding member having fine holes on the surface and using lubricating effect of oil by oil sumps formed by the fine holes. This sliding member is formed in a predetermined shape and its surface is partly formed in sliding su...  
JP2007278092A
To reduce the friction in a cylinder bore causing the limit of output and deterioration of fuel consumption of an engine by achieving efficient cooling of a cylinder bore through easy formation of a cooling water passage having a suffici...  
JP2007277607A
To suppress the stress caused when a molten material deposited on an end in the axial direction of an inner surface of a cylinder after the thermal spraying is solidified and condensed. A roughened surface 9 consisting of screw-shaped un...  
JP2007270620A
To provide a cylinder block and a cylinder block manufacturing method, capable of maintaining high shape accuracy, when processing a bore inner wall even after installation, by relieving strain generated in the bore inner wall of a cylin...  
JP3993306B2  

Matches 751 - 800 out of 3,933