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JP2005188366A |
To provide a technique capable of reducing friction, suppressing wear and reducing oil consumption while maintaining seizure resistance and wear resistance.Surface roughness of an anti-thrust side upper part and a thrust side lower part ...
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JP2005520095A |
An internal combustion engine having a cylindrical outer housing with inner cylindrical cylinders defining power cylinders circumferentially spaced in the engine. Each of the cylinder(s) has opposed intake and exhaust pistons. The intake...
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JP3669578B2 |
To provide a plating method on aluminium alloy which has a simple process, and gives a plate is high in the adhesiveness as compared to a conventional zinc substitution method or anodic oxidation method. This plating method on aluminum a...
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JP2005163781A |
To provide a system capable of suppressing wear due to friction in a friction system between two objects to the minimum, suppressing wear due to friction, in particular, between a cylinder and a piston of an internal combustion engine to...
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JP3664377B2 |
To provide a dust exhaust pipe suction opening shape and the dust exhaust pipe and suction opening structure on which thermally sprayed films are hardly depositable in order to continuously thermally spray the cylinders and a thermally s...
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JP2005127317A |
To provide a torsion energy supply device capable of reducing a storage space of a cam lobe.This torsion energy supply device for supplying torsion energy to a camshaft 10 is provided with a main cam lobe 14 formed on the cam shaft 10, a...
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JP3650061B2 |
To provide a sliding member having a hard Cr plated layer which can keep adequate seizure resistance and wear resistance even when wear of the sliding surface progresses. The sliding member has the hard Cr plated layer 2 formed in the in...
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JP3650062B2 |
To provide a method for producing a sliding member having a hard Cr plated layer which can satisfactorily maintain seizure resistance and wear resistance even when the wear of the sliding face progresses. The sliding member in which the ...
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JP3649905B2 |
To reduce cost through reduction of the number of partitems and the number of assembling man-hours. This cylinder device comprises a cylinder tube 1, an opening part 1a formed such that the end part of the inner peripheral surface of the...
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JP3646066B2 |
Secondary air supply system to purify engine exhaust emissions. Problem: Providing a rationally configured secondary air supply system to purify engine exhaust emissions in which the valve means does not increase the length of the engine...
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JP3644742B2 |
To prevent the fatigue failure of the circumference of the flange of a cylinder liner in the cast iron cylinder liner, by forming the sliding part of the cylinder liner from a perlite texture, and forming a non-sliding part from a benton...
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JP3642943B2 |
To provide a slide support device of a gas cylinder which is a combination of a metal-made outer tube and a synthetic resin-made slide member used for a rotary chair with adjustable seat height, etc., in which parts made from different m...
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JP2005106037A |
To provide a cylinder block of an internal combustion engine capable of increasing the degree of concentricity of a crank journal bearing part.In this cylinder block 2 of the internal combustion engine having a plurality of cylinder bore...
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JP3638839B2 |
To provide an inexpensive lightweight cylindrical member with excellent durability, and a manufacturing method for the lightweight cylindrical member with excellent durability, capable of easily mass-producing the lightweight cylindrical...
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JP2005090263A |
To provide a cylinder of an internal combustion engine, for sufficiently improving sealability with simple structure and effectively preventing deformation or breakage of a member and thereby to improve reliability.In an engine 10, a cyl...
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JP3636664B2 |
The invention relates to a reciprocating piston engine comprising at least one cylinder whose cylinder liner (2) is provided with at least one groove (9) which forms an oil pocket (8) and which is situated in the area of the running surf...
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JP3632219B2 |
PURPOSE: To provide a sliding member having a gradient composition and a low friction coefficient. CONSTITUTION: The ratio of the area occupied by a solid lubricant 1 to the area occupied by an Fe compound 2 promoting chemisorption in th...
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JP3630620B2 |
To provide a cylinder for filtration, having high strength against an external pressure and superior durability and capable of free setting of a filtration area and realizing significant reduction in manufacturing cost by automated assem...
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JP3629020B2 |
To provide a cylinder liner sealing structure capable of sufficiently enduring even if cooling water of an engine turns into high pressure vapor. The cooling water W between a cylinder liner 1 and a cylinder block 2 is sealed. It is a do...
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JP3626827B2 |
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JP2005023940A |
To provide a novel and unobvious replaceable cylinder liner device and its method for improving the cooling of a cylinder liner.The replaceable cylinder liner 20 is provided for an internal combustion engine. The position of the liner 20...
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JP2005009634A |
To provide a deformation preventing device for a cylinder liner which prevents deformation of a cylinder liner, executed during heating treatment in the manufacturing process of the cylinder liner, does not require much labor and cost, a...
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JP3609634B2 |
To provide a cylinder device having high generality and facilitating the design of cylinders of different dimensions. This cylinder device is provided with a cylinder sealing oil by providing a seal block in an opening end, a piston slid...
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JP2005003094A |
To provide an automobile engine with a piston ring and a piston skirt having improved scuffing and wear resistance and greatly reduced friction.The automobile engine comprises a cylinder block bore portion 2a formed of an eutectic or hyp...
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JP2004346850A |
To provide a cylinder block capable of securing the adhesiveness and the binding strength of a cylinder block main body having the irregularity on an outer peripheral face of a cylinder liner and the cylinder liner without generating the...
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JP2004536991A |
An axial motor ( 100 ) driven by opposed pistons/cylinder ( 101 a- 105 b , 111 a- 115 b) pairs arranged in a circular array about a central axis of the motor ( 100 ). The opposed pistons ( 101 a , 101 b ; 102 a , 102 b ; 103 a , 103 b ; ...
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JP3596984B2 |
A cast cylinder block comprising at least one cylinder having an inner face provided with a plated layer. Said inner face comprises cavities the sizes as well as the respective distribution of which are within a predetermined allowable r...
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JP3589600B2 |
To provide a guideless cylinder device of simple structure having a high resolution not requiring any slide guide such as rod seal. In the form to suit the single motion type, a pressure chamber is formed between a diaphragm and either o...
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JP3584946B2 |
PURPOSE: To realize a cast slide contact member having excellent tribological properties in which a molding body having a slide surface part for guiding and supporting a machine part capable of rotating or radially or axially reciprocati...
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JP2004293378A |
To provide an open deck type cylinder block structure suppressing falling and deformation of a cylinder wall.In an open deck type cylinder block 10 provided with around the cylinder wall 11 a block wall 12 sectioning a cooling water pass...
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JP2004531401A |
The invention relates to a method and a device for producing coated holes, in which, after the hole is formed, the hole wall is plasma-sprayed with a coating material. In order to enable, in a relatively simple manner, the coating of the...
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JP2004263850A |
To provide a slide member capable of remarkably lowering the friction on a boundary lubrication nitrogen area as the frictional environment where solid matters are kept into contact with each other without having an oil film therebetween...
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JP2004244709A |
To provide a thermal spraying material and a thermal spraying method in which delamination or particle drop of a thermal-sprayed film does not occur during the honing or the operation, and to provide a cylinder having a stable spray depo...
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JP2004526092A |
A piston-chamber combination has an elongate chamber with a piston movable therein between first and second positions. The chamber has cross-sections of different areas and different circumferential lengths at the two positions, and subs...
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JP3554206B2 |
A method of manufacturing a cylinder for an internal combustion engine, which is manufactured by a process wherein a raw cylinder body having an insert core left remained therein is obtained using an insert core comprising a cylindrical ...
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JP2004225760A |
To provide a linear cylinder device capable of reducing axial direction space, dispensing with a hydraulic pump, and easily controlling rod speed and pressure.This linear cylinder device 10 is provided with a first cylinder 16a provide w...
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JP2004218473A |
To provide a cylinder liner supplying lubricating oil on a whole surface of inner circumference thereof.In the cylinder liner 1 divided into two in a transverse direction and forming a connection surface 4 by facing a divided surfaces, a...
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JP2004204767A |
To provide a cylinder liner capable of inhibiting occurrence of casting defect and occurrence of engine noise and vibration, reducing weight and securing close contact with a cylinder block, and a cylinder block having the cylinder liner...
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JP2004197676A |
To provide technology for constructing a cylinder block with a liner joined thereto to form a bore in a cylinder block body, effectively preventing or reducing the deformation of the liner due to thermal load.A flange portion 32 is provi...
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JP2004190505A |
To provide a casting cylinder liner for preventing generation of a crack without locally causing stress concentration in head bolt fastening force.A nonslipping groove 5 is intermittently formed in the peripheral direction on an outer pe...
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JP2004190654A |
To provide a cylinder and the method of forming vents on the cylinder in order to solve breakage problem against the structure of a cylinder main body which is caused by a conventional technology boring process.The method comprises the s...
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JP2004176556A |
To improve resistance to seizure of a cylinder when compared with a conventional cylinder and reduce wear and friction between a piston or a piston ring and the cylinder.An upper region 36 of a cylinder bore face 22 corresponding to a sc...
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JPWO2002068706A1 |
It is a wear-resistant sliding member with excellent wear resistance and scuff resistance that can be used for large marine diesel engines used under severe conditions, and the sliding member (10) is made of the base material (M). Therma...
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JP2004176848A |
To improve wear resistance and seizure resistance of a combination of a first member 5 coated by an amorphous hard carbon film and a ferrous second member 6.The amorphous hard carbon film 1 is formed on a sliding face of the first member...
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JP2004169587A |
To provide a cylinder block enabling honing machining of a liner inner face after assembling it on a cylinder block main body.(1) This cylinder block is constituted by filling and hardening ultraviolet ray hardening resin 4 into a bottom...
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JP2004166944A |
To provide a highly durable cylinder piston mechanism of a piston member, a cylinder piston mechanism of an endoscope and a cylinder piston mechanism easily and surely attaching/detaching a piston attaching ring to a fixing nut.The cylin...
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JP3537038B2 |
To provide a method manufacturing a cylinder liner for an internal combustion engine, simultaneously having a high strength characteristic in addition to sliding performance, by setting of a simple condition at a low cost. A cast iron mo...
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JP3537777B2 |
To provide an extremely thin cylinder capable of keeping a cylinder lower, omitting a piston shaft, a bearing for supporting the piston shaft and one end plate for blocking a cylinder hole and achieving great driving force even with a sm...
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JP2004162713A |
To provide a simple piston slidable in a cylinder and having no operation rod and mechanical seal.This simple piston 14 can slide in the cylinder 16 moved by magnetic coupling to an external magnetic element 20 moving along the cylinder ...
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JP2004162539A |
To provide a fixing structure of a cylinder liner to a cylinder block for attaining at least any one of reducing the area of a press-in work part, restraining deformation of a bore and improving durability of a seal.(1) The cylinder line...
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