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Patent Searching and Data


Matches 651 - 700 out of 1,262

Document Document Title
JP2003322138
To provide a connecting rod capable of deceasing weight and size, and a connecting rod with a bearing.The connecting rod 1 has a large end 3 and a small end 4 each having a generally circular outer diameter surface on both ends of a rod ...  
JP2003322056
To provide a pin coupling structure for the piston-crank mechanism of an internal combustion engine embodied in a full float type without forming any engaging groove at the inside surface of a pin bearing hole and capable of dropping the...  
JP2003293804
To dissolve a problem where since, in conversion between rotation motion by a general crank device and reciprocating motion, an operation mode of reciprocating motion forms sinusoidal motion, and the stroke and the cycle time of each pro...  
JP3478864
PURPOSE: To decrease the structural height by a means having a simple structure, in a two-cycle engine. CONSTITUTION: An engine is provided with at least one cylinder 5 in which a piston 8 is to be movably guided. The piston 8 is provide...  
JP2003278567
To provide a compression ratio variable engine having increased mounting rigidity of a subrod to a crank shaft, wherein a piston, a connecting rod the subrod, and a control rod are assembled to the engine precisely, while avoiding increa...  
JP2003253535
To provide traction mechanism with which firm relative fixation of parts constituting an apparatus is obtained without depending upon a large number of screws and which is laid between the weaving system of a weaving machine and a heald ...  
JP3468603
PURPOSE: To provide a connecting rod having good dimensional precision which is divided into a cap part and a main body part having projecting and recessing parts for mutually biting on the mating surfaces and easily positioning. CONSTIT...  
JP3468605
PURPOSE: To efficiently executed forging of a sintered compact by enhancing the dimensional accuracy of the sintered compact of a connecting rod made of an Al sintered alloy. CONSTITUTION: The green compact of the connecting rod 10 is pr...  
JP3469354
PURPOSE: To splash oil from the large end of a con'rod so as to lubricate the con'rod and a piston by arranging the surface opening of the con'rod in this side, where the con'rod displaces from the cylinder center while the piston is rai...  
JP2003247524
To lower the face pressure by elongating a first connection pin 12 and realizing a full float type pin connection structure without depending on a snap ring.A lower link 13 and an upper link 11 are swingably connected to by the 1st conne...  
JP3465011
PURPOSE: To provide a connecting rod of an internal combustion engine which can restrain fretting for the use of a long term by forming synthetic resin layers on both contact faces of a bearing metal mounting face and a contact face of t...  
JP3460296
PURPOSE: To improve reliability and durability by suppressing remarkable reduction of fatigue strength of a pressing bolt without increasing weight and manufacturing cost. CONSTITUTION: In a connecting rod, a large end cap 4 is pressed a...  
JP3457761
PURPOSE: To inexpensively produce a connecting rod with a dipper at a good material yield by heating a sintered alloy consisting of powder metal in a specifically designed die cavity, thereby elastically deforming this sintered alloy. CO...  
JP2003214337
To provide a connecting rod device of a hermetically sealed reciprocal compressor simple in structure and improved to reduce abrasion and noise.The connecting rod device of the hermetically sealed reciprocal compressor is a connecting de...  
JP2003194037
To provide a connecting rod with reduced weight, improved productivity and for use with a ball bearing and to provide a connecting rod with the bearing.The connecting rod 2 comprises a cast connecting rod body 3 of aluminum and a cylindr...  
JP2003176813
To provide a connecting rod of separation by breaking type capable of offering a good reseparation characteristic of the broken surfaces.The base material 1 of the connecting rod is formed by forging into a solid molding, and its large e...  
JP2003172101
To allow a significant offset required from a request for fuel economy in a crank mechanism of an internal combustion engine.In an offset crank mechanism, an external shape of a connecting rod 10 is bent in an almost V shape. The externa...  
JP2003156028
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 a...  
JP2003147434
To provide a method of producing connection rod for improving the proof stress and fatigue strength of an I-section part where, after integrated hot forging, cold coining (cold working) for shape straightening and subsequently, fracture ...  
JP2003148345
To provide a connecting rod device of a sealed reciprocating compressor improved in structure so as to be capable of compensating for misalignment of a crankshaft and a piston.A connecting device of the sealed reciprocating compressor co...  
JP2003120533
To provide a connecting rod device of a hermetic reciprocating compressor with the structure thereof improved so that any misalignment of a crankshaft and a piston can be compensated.This connecting rod device of the hermetic reciprocati...  
JP2003120534
To improve the wear resistance of a surface of a connecting rod, to prevent any fatigue fracture caused by cracks in a welded part between members, and also to improve the reliability of a compressor for refrigeration.In the compressor f...  
JP3416954
PURPOSE: To increase resistance against the tensile load by fitting pins in a plurality of holes piercing internal and external inserts, and specifying the arrangement and dimensions of the pins in joining a metallic joint (an end coupli...  
JP3417529
To improve machinability of a threaded hole to be threaded in a large end part of a connecting rod body. A lower hole tip 4i of a threaded hole 4g' bored in one mating face 4e of a large end part 4d formed in an inclined state to a conne...  
JP2003090345
To provide a roller with a cage in which an inside holding projection part for preventing the falling-off of a roller is easily formed by chamfering processing, and which is lightweight and has a large load capacity in a severe condition...  
JP2003090346
To provide a roller bearing which can restrain a lateral sliding phenomenon at a low cost without depending on the improvement of machining accuracy.The bearing 1 has plural rollers 2 and a cylindrical-shaped outer ring 3. An axial cente...  
JP2003083320
To provide a trisected type connecting rod for forming a trunk so as to leave work grooves unrupturable by stress on a curved surface of a boundary between a trunk body and a flange part.A large number of work grooves extending in the ci...  
JP2003072373
To prevent occurrence of rattling noises when opening/closing a door by eliminating rattling in a space between a pivot shaft of a bracket and a bearing hole of a check plate without too much increasing rotation torque of the check plate...  
JP2003074535
To provide a connecting rod structure capable of improving lubrication at a periphery of a piston pin.In the connecting rod structure 1 having a small end portion 3 of a connecting rod connected with a piston 9 by arranging first and sec...  
JP3406039
PURPOSE: To enhance a primary compression ratio so as to increase crankcase supercharging capacity by a large margin by forming at least a connecting part to a piston pin between both end connecting parts of a connecting rod, using mater...  
JP2003065317
To provide a connecting rod which increases a surface pressure between a rod part and an upper cap.In the three-division type connecting rod composed of the rod part, the upper cap, and a lower cap, rod bolts for connecting the rod part ...  
JP2003055715
To provide a method for producing a hot forged non-heat treated connecting rod which can secure sufficient hardness of ≥18HRC and a sufficient elastic limit even when inexpensive stock steel having a reduced V content is used. Steel ha...  
JP2003055714
To provide a method by which a non-heat treated forged workpiece provided with excellent proof stress and fatigue strength can be provided at a low cost by efficiently strengthening only a part requiring high level proof stress and fatig...  
JP2003049822
To induce the direction of fracture in breaking and splitting a large end part 3. In a connecting rod 1 of an internal combustion engine, a notched groove 12 which becomes a starting point in breaking and splitting the connecting rod 1 i...  
JP2003042138
To manufacture V6-type and V8-type engines by commonizing amounts of a cylinder-offsets in a connecting rod structure of a V-type engine, and commonizing design manufacturing and maintaining facilities, and to provide an optimum strength...  
JP2003035308
To improve wear resistance through securing to the maximum an area of a sliding surface where bearing holes of connecting rods and a crank pin contact with one another when two connecting rods are supported by a common crank pin. First c...  
JP3389590
To provide a producing method of sintered connecting rod which has excellent thermal conductivity between a connecting rod body and a bearing part and can prevent the overhead and the burning of the bearing part, in small producing man-h...  
JP2003004024
To provide a connecting structure of a large end part of a connecting rod which can prevent generation of breakage of serrations by uniforming stress of the serrations in the longitudinal direction of the serrations, and at the same time...  
JP2002372029
To reduce the sliding abrasion between a shaft hole of a connecting rod of an engine and a pivot (piston pin or eccentric shaft of crank). An intermediate layer composed of (a) silicide or silicon carbide composed mainly of at least one ...  
JP2002364627
To improve the strength of a connecting rod, and prevent the generation of malfunction such as seizure of a connecting rod bearing in an oblique split type connecting rod by easily assembling and disassembling the connecting rod through ...  
JP2002357214
To strive a lightweight of a con-rod, to maintain positioning accuracy between a con-rod body and cap, and also to miniaturize an engine. Upon forming a female screw hole 36 at an one side of a con- rod body 27 side or cap 28 side of a l...  
JP2002356743
To provide non-heat treated steel which enables the production of a connecting rod by splitting the main body and the cap part of the connection forged in an integrated state and which can smoothly be machined. The non-heat treated steel...  
JP2002339944
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 1...  
JP2002327729
To provide a joint unit capable of transmitting large force between a joint outer and connecting rod.In the joint unit in which the joint outer 20 made of resin is integrally formed in an installing hole 15 of a joint outer installing po...  
JP2002327730
To provide a connecting bar which is formed by punching and easily manufactured without subsequent processing of a processed surface, with reduced man-hour and cost.The connecting bar 1 is formed by punching a steel plate. An outer perip...  
JP2002323022
To provide a clamping bolt whose rod portion is subjected to plastic elongation to be capable of functioning as a guide for positioning of a connecting rod body and a cap.The clamping bolt 10 for clamping the connecting rod body of a lar...  
JP2002303462
To improve balancing or vibrationproof property of a rotation section of a Stirling refrigerating machine by reducing the weight of a connecting rod.The connecting rod for coupling each of a compression piston rod and an expansion piston...  
JP2002301743
To shift a weld line from the outermost side positions of the cylindrical parts made of a resin integrally molded on both ends of a rod-shaped part not only to enhance the strength of the cylindrical parts but also to ensure the strength...  
JP2002285877
To reduce the risk of an interference between a piston crest face 3a and an intake/exhaust valve when a piston 3 is accidentally fluctuated from a predetermined position in an exhaust-top dead center.A lower link 11 is installed to a cra...  
JP2002285857
To make a crank rotation angle required for the move of a piston in each stroke proper to improve sound vibration performance.The middle point of a stroke in which the piston advances toward a top dead center TDC from a bottom dead cente...  

Matches 651 - 700 out of 1,262