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JP2005256917A |
To provide a sliding bearing capable of reducing leakage of lubrication oil as much as possible while being able to provide a function of crush relief.This sliding bearing 1 is so structured that a plurality of uneven groove parts 4a-4d ...
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JP2005257000A |
To realize, at lower cost, a means for matching the pivot shaft centers of all journals with each other after being assembled in the crankcase of a bearing box in a tunnel type bearing device.In this bearing structure of the crankshaft, ...
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JP2005256966A |
To provide a sliding bearing capable of appropriately maintaining an oil film of lubricating oil between the sliding bearing and a shaft even in the case wherein deformation due to high oil-film pressure is generated near a central part ...
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JP2005249091A |
To prevent a large end 12 and a clamp pin 14 of a connecting rod 11 from being worn, and improve the motion smoothness of the connecting rod 11, in a roller bearing for the large end of the connecting rod 1.The roller bearing 1 for the l...
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JP2005249024A |
To provide a slide bearing, preventing drop of oil pressure at a lubricating part while a crush relief is formed.An inflow inhibiting part 4 for inhibiting inflow of lubricating oil retained in an oil groove 5 to the interior of the crus...
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JP2005249150A |
To lower a height of a ridge part around an oil reservoir recessed part to improve initial fitting property and seizure resistance in a sliding member such as a sliding bearing.A plurality of holes 7 are formed by a fiber laser device on...
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JP2005240907A |
To elongate service life of a roller bearing and thereby to stably operate a vacuum pump over a long period of time, by reducing collision noise generated from a rolling element and inner and outer rings (raceway faces).This roller beari...
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JP3693519B2 |
To effectively prevent damage of a bearing in initial unlubricated operation. This crankshaft bearing has the lower part 2, the removable upper part 3 and a thin sliding bearing shell on which at least a part divided into two half shells...
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JP3689378B2 |
To improve a load capacity of a thrust bearing in an internal combustion engine. A rearmost main bearing 5 of the internal combustion engine is arranged between a throw of a crankshaft and a thrust cam inside the thrust bearing. A thrust...
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JP3679772B2 |
To improve weight capacity (load capacity) and reliability by improving lubrication to a journal and a bearing face. Each of slide bearings 1, 7 and 8 in an internal combustion engine has a stationary bearing housing 2 with a bearing int...
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JP3676960B2 |
To provide a bearing for a crank pin generating neither cam wear in the crank pin nor pulsation of lubricating oil. A large end part oil groove 20 in the internal circumferential face of a large end part 2 of a connecting rod 1 is contin...
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JP2005195142A |
To provide a roller bearing 1 for an engine excellent in an attacking property against an inner ring member (14) or an outer ring member (12), load resistance, and operational stability.A cage 3 is an inside diameter guide rotatably guid...
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JP2005195114A |
To provide a bearing structure for a cylinder block improved in rigidity when connecting a bearing cap to a cylinder head.The bearing cap 3 is fastened to a spindle wall 2 of the cylinder block 1 by a through bolt 4, and a plurality of f...
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JP2005180459A |
To provide a roller bearing, securing suitable operation while it has a splittable race and retainer and a manufacturing method of the race plate and retainer thereof.The vicinities (indicated by dotted lines) of both ends of a plate mat...
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JP3664408B2 |
PCT No. PCT/DE95/00414 Sec. 371 Date Aug. 29, 1997 Sec. 102(e) Date Aug. 29, 1997 PCT Filed Mar. 23, 1995 PCT Pub. No. WO95/27857 PCT Pub. Date Oct. 19, 1995In order to take account of dimensional variations in crankcases and connecting ...
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JP2005163821A |
To provide an engine provided with a bearing journal part structure in which strength of a bearing journal part in a cylinder block that finally supports a bearing load is improved while holding a bearing load reducing function by a coun...
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JP2005163995A |
To provide a tool for preventing inconvenience that a bearing cap is held up while loosening operation of the cap bolt is incomplete.The bearing cap removing tool 10 is used for removing the bearing cap 11 mounted on a block 12 with a pl...
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JP2005147172A |
To provide a piston-connecting rod spherical connection structure having a less number of parts than a conventional spherical connection structure for reduced cost and weight and improved productivity.A female screw 94 as a first screw i...
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JP2005140220A |
To provide a sliding member capable of lowering friction loss in a crank pin, bearing metal for receiving the crank pin, and a sliding member used for an engine such as a variable compression ratio engine.In the sliding member of the pre...
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JP2005140322A |
To provide a stress concentration preventing structure of a corner part capable of improving durability while reducing cost.This stress concentration preventing structure of the corner part comprises a stress concentration portion formed...
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JP2005125359A |
To form a groove with high precision on the inside surface of a cylindrical workpiece by irradiating the surface with a laser beam nearly orthogonally to it.A laser generator 14 for emitting a laser beam 12 is arranged inside a casing 11...
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JP3650219B2 |
To provide an assembling method that automates the assembling of a crankshaft to an engine block, and its device. This assembling device is equipped with a conveyor unit 20, centering a crankshaft 2 and its metal installing shaft part 3 ...
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JP2005121168A |
To provide a bearing structure of a rotating shaft capable of effectively reducing an axial width, and having superior performance.A plurality of transmitting members for transmitting the driving force to auxiliary machines are mounted o...
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JP3643337B2 |
To provide a method for producing an aluminum alloy plate for bearing, having good bonding strength by which a bearing alloy layer and a bonding layer are pressure-welded at high rolling-reduction while preventing the occurrence of crack...
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JP2005106011A |
To restrain a weight increase while securing positional accuracy of respective components of a piston engine.This Stirling engine 100 is the so-called α-type Stirling engine. A high temperature side piston 102 stored in a high temperatu...
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JP3637933B2 |
To prevent the centrifugal whirling of a crankshaft so as to reduce a frictional torque and vibration in a multi-cylinder internal combustion engine equipped with more than three main bearings. In a 4-cylinder internal combustion engine ...
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JP2005090650A |
To provide a bearing structure capable of preventing the roundness of a bearing metal from being deteriorated in installation.In this bearing structure, split cylindrical first and second metals 4 and 5 are disposed to hold a rotating sh...
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JP3633305B2 |
To provide a connecting rod rupturing and splitting device capable of effectively sustaining relief force generated at the time of rupturing and splitting regardless of dimensional tolerance of the connecting rod not at rights to the cen...
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JP3634277B2 |
To easily machine a plurality of inclined faces having different angles to be formed at both sides in the axial direction of the inner periphery face of a bearing alloy. A machining holder 18 has a groove 20 on the inner periphery face e...
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JP2005074537A |
To improve the product quality and production efficiency of a connecting rod by controlling the magnitude of applied preload and impact load and given time when breaking and dividing the connecting rod.A connecting hole of a large end pa...
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JP2005076075A |
To provide a thermal spray coating which does not contain lead and has superior sliding characteristics, high strength and superior adhesiveness, and also to provide a forming method therefor, and a bearing member with the thermal spray ...
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JP3628644B2 |
To provide a bearing device of a crank shaft capable of being stably operated for a long time by increasing the bearing surface according to the inclination of a crank journal, and distributing and leveling the load when the crank journa...
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JP3623737B2 |
To minimize oil leakage while obtaining a function of a crush relief. A sliding bearing is composed by combining two split bearings 1 together. While a crush relief is not formed on the inner peripheral surface 1a at both ends 2b in the ...
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JP2005034953A |
To provide a working device for cracking groove for connecting rod, capable of surely and inexpensively forming a pair of recessed cracking grooves on the inner peripheral surface of a large end hole of an integrally molded connecting ro...
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JP2005034952A |
To surely and inexpensively form a pair of acute-angled cracking grooves on the inner peripheral surface of a large-ended hole of an integrally molded connecting rod to improve breakableness of the connecting rod.A driving pulley 62 rota...
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JP2005036902A |
To reduce the costs of equipment by simplifying the equipment and improve the production efficiency.A coupling hole 36 at a large end of the connecting rod 30 is set in a pair of expanders 74, 76. A preliminary load by urging of a prelim...
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JP2005030436A |
To achieve both of securing contact areas of pin bosses 22, 23, 26 and a connecting pin 12, and the reducing weight, and to improve the assemblability and durability.Both links 13, 11 are rotatably connected by a connecting pin 12 rotata...
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JP3610785B2 |
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JP2005009572A |
To solve problems wherein when a conventional bearing cap formed of a sintered alloy with a composition of 2.0 wt.% Fe, 0.8 wt.% Cu, and C and a member formed of an aluminum alloy combined with each other are machined, a large step occur...
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JP3607543B2 |
Disclosed is a plain bearing having a back metal, a bearing alloy layer and an overlay layer, in which the bearing alloy layer and the overlay layer are formed on the inner surface of the back metal in this order. The inner surface of th...
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JP2004360639A |
To provide a bearing unit constituted by making a connecting rod into a resin member and integrally fitting the connecting rod and a bearing incorporated into the connecting rod through a fitting structure.This bearing unit consists of t...
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JP2004340249A |
To prevent erosion generated around an oil hole caused by cavitation and damage generated around the oil hole caused by starved oil in a sliding bearing having the oil hole feeding outward lubricating oil which flows out from an oil pass...
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JP2004340248A |
To improve conformability of a sliding surface under an initial state of sliding.A plurality of holes 7 are formed on the sliding surface, and diameters of the holes 7 on the sliding surface (opening areas) are increased from a center in...
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JP3586065B2 |
To provide a compact and sound structure while preventing an overload in an edge region of a thin thickness bearing shell, by using a simple and inexpensive means. A structure is constituted by having a crankshaft 1 and a bearing device ...
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JP2004308810A |
To provide a bearing device capable of using various oils of various viscosities in accordance with the necessity.This bearing device comprises a first bearing 3 for rotatably supporting a crank shaft 2 between an outer peripheral face 2...
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JP2004308883A |
To provide a sliding member having non-seizure property required as an overlay layer and superior sliding characteristics.A Bi base material has an orientation index as a mirror index of 30% or more on a (202) face and the orientation in...
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JP2004308779A |
To provide a sliding member capable of being smoothly slid without breaking down an oil film between sliding faces even in sliding under a condition that high load is applied to the sliding face from a mating member.This sliding member h...
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JP2004293780A |
To provide a support structure in a crank mechanism having a long service life in a fatigue characteristic, high strength against cracks, and restricted in a change of dimension with the lapse of time to improve dimension stability, and ...
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JP3580012B2 |
To provide the crank shaft bearing device of a V engine, wherein a half division metal bearing is usable in a lateral half-division crank case through simple structure. A V engine is formed such that a crank case 14 is laterally divided ...
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JP3579050B2 |
A process and device are disclosed for axially securing a windshield wiper shaft (3) in its bearing housing (2). The section (11) of the shaft which projects beyond the bearing housing (2) is provided with a ring groove (14) and plastic ...
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