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JP4404058B2 |
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JP2010014033A |
To provide a lubricating oil retaining part capable of easily forming a lubricating oil retaining part excellent in lubricating oil retention properties on an inner circumference surface of a cylinder bore.An annular groove 3 is formed o...
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JP2010013993A |
To provide a method for machining a bore surface for forming recesses different from those in an intermediate area between an upper area and a lower area, in the upper area of a bore surface including a top dead center, and the lower are...
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JP4398955B2 |
A replaceable cylinder liner for an internal combustion engine. The position of the liner within the block is established by a midstop. An interference fit below the midstop seals the bottom end of a cooling passage that extends around t...
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JP4391807B2 |
A switching disc (12) intervenes between piston (2) and cylinder base (6) on the pressure chamber (8) side. An initial compressed air pulse into the pressure chamber, overcomes friction and as a result, the disc reaches a position near t...
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JP2009299565A |
To provide a manufacturing method for a cylinder block, in which a cylinder block with a bore having uniform spray coating is manufactured.The manufacturing method for a cylinder block 10 includes steps of: forming a first portion 21 and...
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JP2009297740A |
To provide a cylinder liner which can be fixed to a molding die without causing any chip or crack of an end thereof.In the cylindrical cylinder liner 10, a piston sliding area 18 is formed of aluminum containing pro-eutectic silicon, and...
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JP2009287428A |
To effectively reduce thermal quartic distortion generated during actual operation of an engine.In the cylinder block 20, a thickness TA of a cylinder bore 16A of an intermediate cylinder is thicker than a thickness TB of a cylinder bore...
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JP4379277B2 |
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JP2009281580A |
To prevent leaking-out of oil to an external part, by making air enter between inner-outer lips, in a seal member of a piston type damper sealed with viscous fluid such as oil.This seal member includes an inside lip 72 positioned on the ...
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JP2009281297A |
To provide a fastening structure capable of reducing deformation of a hole part such as a cylinder bore opened on a fastening surface by arranging a pressing force transmitting member between a first fastening member such as a cylinder b...
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JP2009275551A |
To provide a cylinder block and its processing method having little adverse effect on the natural environment and capable of retaining a lubricating oil sufficiently on an inner surface of a cylinder bore.The processing method for the cy...
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JP2009270548A |
To provide a temperature difference power generator capable of preventing a leak by a simple structure without requiring a constitution such as an evaporator and a condenser.This temperature difference power generator has a piston 2 arra...
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JP4367288B2 |
A cylinder block including a block with two parts, a cylinder liner portion defining an inner wall of a water jacket and a cylinder block body defining an outer wall of the water jacket. The water jacket, which extends around the cylinde...
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JP2009257107A |
To provide a cylinder block cooling structure capable of preventing the deterioration in circularity of a cylinder bore lower part when actually operating an engine, by restraining bore deformation caused when actually operating the engi...
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JP2009257104A |
To effectively reduce quaternary thermal strain of a cylinder caused when actually operating an engine.This engine block 20 has a Siamese structure for connecting mutual bores of adjacent cylinders 12, and an isolation member 22 for isol...
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JP2009257283A |
To enhance roundness of a cylinder bore in an engine operation state in a cylinder block in which a cylinder liner is inserted.The cylinder liner 3 made of cast iron is inserted into a cylinder block body 2 made of aluminum alloy. The cy...
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JP4357152B2 |
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JP2009250138A |
To solve a problem that combustion efficiency is deteriorated by friction resistance resulting from the generation of large side pressure to a side surface of a piston since a crankshaft angle is inappropriate at the timing when combusti...
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JP4352970B2 |
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JP4354133B2 |
A manufacturing method for cylinder, comprises a step of inserting a cored bar 2 into piping material 1 having a reduced inner radius at one end and supporting the end of the cored bar with the reduced radius section of the piping materi...
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JP2009243386A |
To provide a cylinder liner for restraining bore distortion during actual operation of an engine, and reducing friction caused by sliding of a piston with respect to a cylinder bore.The cylinder liner 10 forming a cylinder bore 4 by bein...
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JP2009243356A |
To manufacture a cylinder liner only by centrifugal casting, which can provide partially improved adhesion to a cylinder block and allow distributed cylinder bore cooling power.The cylinder line manufacturing mold 11 has a plurality of g...
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JP4350841B2 |
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JP2009233715A |
To provide a method capable of producing a cylinder liner which contains silicon and is lower in the concentration of the silicon of an outer peripheral part than heretofore, and a centrifugal casting apparatus used in the method.The met...
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JP4344647B2 |
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JP4329809B2 |
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JP4329810B2 |
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JP4324780B2 |
The invention relates to a method for fine machining a cylindrical inner surface which has materials of different hardnesses in the axial direction, and comprises the following steps: pre-turning of the surface, with at least one softer ...
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JP4306084B2 |
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JP4305391B2 |
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JP2009160594A |
To provide a product with which in the case of cast-inserting with an aluminum alloy to a cylinder-liner, etc., in a cast iron-made internal combustion engine, etc., the stickiness at the mutual interfaces is more stabled with lower manu...
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JP4300180B2 |
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JP4297678B2 |
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JP4285203B2 |
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JP4281368B2 |
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JP4276617B2 |
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JP4276128B2 |
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JP4269726B2 |
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JP4266816B2 |
The aim of the invention is to produce a light-alloy bearing bush with a rough external surface. To achieve this, particles, which are subsequently surrounded in part by the molten metal, are applied to the surface of the casting mould. ...
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JP2009097514A |
To provide a means of uniformly distributing a lubricant throughout the length of a cylinder and reducing the consumption of the lubricant.The cylinder 1 for an piston engine includes a means 5 for receiving the lubricant. The cylinder h...
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JP4258980B2 |
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JP2009079576A |
To provide a cooling structure for a cylinder liner capable of achieving both rigidity of a spout section of a cylinder block and cooling effect of a liner head.In the cooling structure for a cylinder liner 10 wherein a cooling liquid pa...
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JP4242142B2 |
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JP2009507159A |
The invention relates to a method for coating the outer surface of a cylinder bushing. A small segment of the cylinder bushing is immersed into a melt which consists of a zinc based alloy comprising alloy components of aluminium and copp...
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JP4224725B1 |
Provided is a cylinder block which includes a liner and a water jacket having a closed-deck structure in a simple configuration and which has a structure providing high rigidity and enabling easy formation at low cost. A cylinder block o...
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JP2009030657A |
To provide a method of horning a cylinder liner formed by casting a ferrous porous sintered body in an Al alloy.This horning method for horning the cylinder liner formed of the ferrous porous sintered body and the Al alloy impregnated th...
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JP2009013836A |
To enhance adhesive force between a cylinder liner and a cylinder block main body.The cylinder liner 1 made of cast iron cast in the cylinder block main body is equipped with an irregular part 35 on the outer peripheral face. The irregul...
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JP4205265B2 |
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JP4199500B2 |
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