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Patent Searching and Data


Matches 651 - 700 out of 3,047

Document Document Title
JP2008018488A
To provide a machining method and apparatus for surely forming a pair of cracking grooves at a low cost in the inner peripheral surface of a large end hole of a connecting rod.The apparatus includes: a first fixed tool and a second fixed...  
JP2008006527A
To make a manufacturing device of a connecting rod have versatility to break and divide large end parts of various kinds of connecting rods having different inner diameters.This manufacturing device is provided with a movable stage 64 pr...  
JP2008008337A
To provide a connecting rod that prevents the generation of a waste portion by determining a cross-sectional shape in view of an engine load applied to a column part and link parts arranged at both ends so as to be satisfied with a stren...  
JP2008500502A  
JP2007332862A
To provide an inexpensive bearing unit for a pump capable of efficiently diffusing heat generated from peripheral structures to the exterior thereof without changing the existing peripheral structures. The bearing unit for a pump is empl...  
JP4025562B2  
JP2007308016A
To provide vibration proofing link mounting structure capable of reducing the weight and cost by devising the structure of a bracket 4 with its front end connected to a power plant P in a vibration-proofing link such as a torque rod 1 fo...  
JP2007534886A  
JP4014207B2  
JP2007284769A
To provide a method for manufacturing a connecting rod, which can easily harden a column part that is required to have strength, without hardening a large end and a small end that are required to have machinability, with a simple structu...  
JP2007285132A
To suppress an increase of the size of a variable compression ratio type internal combustion engine, and to adequately change the compression ratio of each of a plurality of cylinders. Cylinders 20-1, 20-3, 20-5 are provided on a right c...  
JP3998629B2  
JP2007277705A
To provide a rolled material excelling in fracture splittability that is suitable for manufacturing of a connecting rod having its through-hole portion for assembly in crank shaft fracture split into roughly a semicircle. There is provid...  
JP2007529694A  
JP2007270909A
To generate residual compression stress in a boundary area between a seat face of a cap and a side wall of a crankshaft neighboring the seat face while suppressing increase in manufacturing cost. A cap-side circular arc face 31 formed to...  
JP3984673B2  
JP3984508B2  
JP2007245264A
To make a manufacturing device have versatility for enabling fracture and division of large end parts of various connecting rods having different inner diameters. This manufacturing device is provided with a movable stage 64 provided to ...  
JP2007247534A
To improve the strength and durability of an actuator shaft. This variable compression ratio mechanism of an internal combustion engine has an upper link 22, a lower link 21 connected to the upper link 22 and a crank pin 17, a control sh...  
JP2007248020A
To improve reliability while carrying out energy saving, miniaturization, and efficiency improvement of a refrigeration unit or the like using a hydrocarbon based coolant. The hermetically closed compressor housing compression elements a...  
JP2007247537A
To control a lubricating oil according to the compression ratio by using an actuator 31. The variable compression ratio unit of an internal combustion engine is provided with a variable compression ratio mechanism comprising a multi-link...  
JP2007247536A
To provide a variable compression ratio mechanism of an internal combustion engine for improving controllability and reliability. This variable compression ratio mechanism of the internal combustion engine, variably controls the engine c...  
JP2007239508A
To provide a reciprocating engine which can elongate a piston stroke downward while making full use of the characteristics of a double-link type piston crank mechanism, with the same engine size. In the reciprocating engine having a pist...  
JP2007239615A
To prevent an edge of a cutout part partially provided on a cylinder bore lower edge from directly contacting a piston skirt part 23 due to bad lubrication. This piston 1 is used for a double link type piston crank mechanism and an outer...  
JP2007239729A
To vary an intake stroke, while securing the predetermined compression ratio, by increasing the expansion ratio to the compression ratio, in a crank mechanism of a four-cycle reciprocating engine. This crank mechanism is formed on the ba...  
JP2007231887A
To reduce amount of consumed lubricating oil in a two-cycle internal combustion engine. An intake port 3 opened and closed by a piston 1 itself is formed and opened on an internal wall face of a cylinder 2 letting the piston 1 reciprocat...  
JP2007232111A
To provide a connecting rod assembly, manufactured inexpensively. This connecting rod assembly 11 includes: a stacked connecting rod 12 formed by stacking a plurality of plate-like divided connecting rod parts 13a to 13d; and bearing rin...  
JP3975132B2  
JP2007211706A
To prevent a control shaft 7 from inadvertently rotating by input from a control link 9. In the variable compression ratio mechanism, a piston and a crankpin are linked by a plurality of links 3, 4, the lower link 4 and the control shaft...  
JP2007205493A
To provide a laminated connecting rod assembly with improved oil feeding performance of a bearing while maintaining the advantage that the laminated connecting rod assembly can be manufactured at a low cost and with reduced machining man...  
JP2007197770A
To provide a method for manufacturing steel parts in which quenching and tempering to the necessary portion of the quenching can be applied by heating only one time, resulting in high contribution to reduction of cost-bearing needed for ...  
JP2007192399A
To provide a connecting rod having a superior mechanical characteristic with every part, and capable of sufficiently reducing its weight. This connecting rod has a rod body part 10, a small end part 20 arranged one one end of the rod bod...  
JP2007521448A  
JP2007182976A
To provide a piston crank mechanism which enjoys a longer operating life by preventing wears of a piston pin or a crank while maintaining an excellent lubrication.In the piston crank mechanism provided with a piston 1 having the piston p...  
JP2007170452A
To relieve a stress concentration in the vicinity of an upper end opening 35a of a female screw 35 of a lower link upper 31 engaged with a pointed head of a bolt 33, and to improve reliability and durability.A lower link 4 forming a dupl...  
JP2007170453A
To avoid a stress concentration at a portion engaged with a pointed head of a bolt 33 of a female screw 41.A lower link 4 forming a duplex link type piston crank mechanism is divided into a lower link upper 31 and a lower link lower 32 a...  
JP2007170562A
To provide a shell type roller bearing for a laminated connecting rod capable of preventing occurrence of lateral running by suppressing skewing of a roller and to provide a connecting rod assembly.This roller bearing 4 constitutes the c...  
JP2007154942A
To lend impetus to remove or disengage damaged pieces produced on broken mating faces as well as joining precisely a cap portion and a rod portion that have been shrunk at the time of breaking and segmenting.When fastening a torque of a ...  
JP2007516391A  
JP3971037B2
To provide a connecting rod rupturing and splitting device accurately rupturing and splitting the connecting rod into a connecting rod body and a bearing cap without causing abrasion or damage to a mandrel and a wedge by dispensing with ...  
JP2007146233A
To provide a method for manufacturing structural parts for an automobile made from steel, which have fatigue strength equivalent to that of a nitrocarburized product or an induction-hardened product, even when machined while skipping a h...  
JP2007132414A
To accurately join a body part and a cap part contracted in rupture-division by managing fastening force of a pair of bolts for joining the body part and the cap part.This connecting rod manufacturing method respectively rotates the pair...  
JP2007119819A
To provide non-heat treated steel for connecting rod by which machinability and proof stress can be secured and which is suited to separation by fracturing and also to provide a connecting rod made of the steel.The connecting rod has a c...  
JP3947618B2
To stabilize quality of a connecting rod by integrally molding the connecting rod having the large end part and the small end part, and then rupturing/dividing a joining hole of the large diameter part into two part of the cap part and t...  
JP3946500B2
To provide a connecting rod assembly and a connecting rod with a bearing which can be easily machined at a low cost. In this connecting rod assembly 2, split connecting rod parts 3A and 3B having a large end part 3a, a small end part 3b ...  
JP3946463B2
To provide both of reduction of the weight and elongation of the serviceable life. A bearing 6 having an outer ring 7 and a roller 8 is press-fitted in a through hole 5 in a large end part 3 and a small end part 4 of this connecting rod ...  
JP2007092742A
To provide a crank chamber lubricating structure for a V-type internal combustion engine capable of smoothly circulating lubricating oil regardless of operational conditions by using action of a connecting rod to discharge the oil accumu...  
JP2007085493A
To provide a shell type roller bearing for a laminated connecting rod and a connecting rod assembly, restraining skew of a roller to prevent the occurrence of lateral running.A cage 13 is formed to have a sectional form such that the mid...  
JP2007078097A
To provide a shell roller bearing for a laminated connecting rod and a connecting rod assembly, which can prevent a roller from skewing and traversing.The shell roller bearing 4 for the laminated connecting rod is pressed in a bearing in...  
JP2007078071A
To provide a connecting rod capable of contributing to a reduction in the size of an internal combustion engine by reducing the size of its path, hardly impairing the assemblability.This connecting rod comprises a connecting rod body 11 ...  

Matches 651 - 700 out of 3,047