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Patent Searching and Data


Matches 551 - 600 out of 1,489

Document Document Title
JP3546460B2
PURPOSE: To make troublesome cutting machining unnecessary and shorten a processing time drastically and improve productivity by correcting the projection degree of ribs into a size that corresponds to a bearing by push-pressing plural r...  
JP2004122345A
To provide a unit assembly having a working hole high in precision even when a hollow hole is deformed by caulking, etc. and its broaching method.The working hole 14b is worked in the hollow hole by moving a helical tooth groove broach 3...  
JP2004512179A
[Subject] Offer the method and equipment which manufacture the metal parts of a rotation shaver head and others and which have been improved. [Solution means] The method of carrying out laser machining of the parts from a strip consists ...  
JP3542144B2
PURPOSE: To provide a scroll fluid machine capable of giving the equal strength even to scroll bodies having materials different in the turning and fixed sides, being miniaturized dimensionally and reducing the internal leakage to improv...  
JP2004106182A
To quickly manufacture a cylinder at low cost in a method of manufacturing a cylinder for an internal combustion engine.A control window 5 is formed by a multi-stage processing of a cylinder wall 2. At a first stage, a main rotation moti...  
JP2004508957A
The method for fabricating a tooth (7) and/or a profile (5) on an axis (3) is proposed. It is the feature that this method fabricates a tooth (7) and/or a profile (5) in the following stage (3), i. E. , the axis attached to the unit (1).  
JP3534497B2
To improve the productivity of a spark plug by imparting satisfactory gap tolerances for spark gaps and aerial discharge gap to the spark plug having a semi-creep discharge part. A thread rolling process for rolling a mounting screw part...  
JP2004082304A
To reduce the machining resistance though the completely-dry machining is performed, to improve the quality of a machined surface of a work, and to elongate a service life of a tool.A plasma head 13 is scanned along the machined surface ...  
JP2004074362A
To provide a method for forming a protruded shaft of a small diameter capable of achieving a small outside diameter size and a desired height, and a necessary strength, in spite of a thin metal plate.A thin recessed part 2 is pressure-mo...  
JP2004042124A
To improve the productivity of U-shaped steel for reinforcing steel floor panels which compose a road surface of a bridge.NC processing of a bolt hole and a notch is carried out at the end part of a steel strip material, and three steel ...  
JP2003340654A
To provide a rectangular steel product where setting/adjustment and cutting/machining man-hours to a cutter and a finishing machine are reduced and the reduction of an unfavorable influence upon an environment can be achieved at a low co...  
JP2003534635A
(57) Since summary chemical stability and corrosiveness-proof are increased, the method for improving the adhesion characteristic is indicated for the use in the metal or the non-consumable electrode made from an alloy, the current colle...  
JP3485466B2
To satisfactorily perform the positioning of a structure to a machining part when an upright plate is positioned in its outer surface and mounted on the structure by half-pressing an upright plate of extruded material to a minimum thickn...  
JP2003285228A
To provide a rotor hub, which can be very accurately machined by accurately setting a working reference plane for cutting and grinding, and shows a good yield of material because of a small quantity of chips, and does not cause troubles ...  
JP3470205B2
PURPOSE: To prevent breaking of an O ring from being caused in a torsion bar inserting part, and prevent the occurrence of external leakage even if deburring work is not performed by forming a small diameter inside surface part by perfor...  
JP2003251532A
To provide a composite method for precision cutting and grinding component members of a variable valve, etc., which can cut and grind the component member continuously with the component member chucked only once.This method makes it poss...  
JP3469929B2
PURPOSE: To realize burr-free working of a forming work part and to contrive the reduction of all working time and the rationalization of working flow by carrying out punching, forming and deburring by a single machine. CONSTITUTION: A d...  
JP2003240085A
To provide a rolling element for a toroidal type continuously variable transmission and a working method therefor, in which machining cost can be reduced, a residual compressive stress layer of which the internal depth is deep is added t...  
JP2003236635A
To provide a dome to be used for an aluminum alloy pressure vessel in which neither a large plate nor a large exclusive machine is used and any skill is not required when manufacturing a large dome of complicated plate thickness distribu...  
JP2003231026A
To provide a tool unit and a cutting method capable of cutting a laminate having a protective member on a surface of a material without contaminating and damaging the surface of the material.When this tool unit 3 mounted on the surface o...  
JP2003225832A
To provide a thin part manufacturing method applicable to metal parts.After a process (A) machining one side of a thin part W by cutting one side of block material 1, a process (B) filling and solidifying a kneading material 2 in the mac...  
JP2003220522A
To provide a method for forming a burring thread portion on a plate without forming burrs.The method comprises the steps of forming a boss shape portion on the plate, punching a hole at the central portion of the boss shape portion, and ...  
JP2003211901A
To provide a manufacturing method of a wheel for an automobile remarkably reducing the number of processes, simplifying a manufacturing mechanism, and extremely improving productivity and a yield.The manufacturing method of the alloy whe...  
JP2003211326A
To provide a method of manufacturing a plurality of components by cutting an assembling member made by frictional agitation joining elements.First material 100, second material 200, and third material 300 structuring a metallic component...  
JP2003199851A
To provide a method for manufacturing a golf club head capable of making an angle of each of edge parts of score lines sharp even when the score lines are formed by press working.A face 3 is planed by machining after the face 3 is provid...  
JP2003200238A
To omit any deburring operation while ensuring a space for accommodating burrs generated in performing the slotting in an intermediate formed body of an externally fitting member.When the intermediate formed body to constitute serration ...  
JP2003184638A
To provide a method of manufacturing a cylinder for a two-cycle engine, ensuring accurate guide of new gas into a cylinder completed into a predetermined structure.The method comprises a step of pretreatment for applying mechanical machi...  
JP2003170318A
To provide a seal end face machining method in which a projection exerts a desired sealing characteristic.This machining method comprises a rounding process (Fig. a) for machining the annular projection 30 and seal contribution flat surf...  
JP2003165033A
To shorten manufacturing time of a metal shaft provided in a printing mechanism and to reduce its manufacturing cost.Plural lines of circumferentially extending annular grooves are formed by rolling in an outer circumferential wall of a ...  
JP2003154433A
To provide a method for manufacturing a star wheel in which projecting ends of ridge parts of an outer circumferential part are hard and sharp.The method for manufacturing the star wheel of star-shaped contour which has the outer circumf...  
JP3428613B2
To arbitrarily vary the height of a collar, which is formed when a ring material with specified width is formed into an L-like shape by means of a forming device. In a pipe end protecting ring manufacturing device provided with a shearin...  
JP2003089062A
To provide a simple surface treatment method for magnesium alloy having a simple process and capable of solving a problem of environmental pollution.In this surface treatment method for magnesium alloy, sand holes which exist originally ...  
JP2003083158A
To provide a method of manufacturing a cylinder for an internal combustion engine free from a step on a scavenge port without increasing the positioning accuracy and the like of a working tool and a worked part not so much, by casting an...  
JP2003074407A
To suppress deformation of an intermediately processed cylinder liner by steam treatment, in a manufacturing process for a cylinder liner for an internal combustion engine having a steam treated iron oxide coating on its inner peripheral...  
JP2003071645A
To perform a primary machining in consideration with a secondary machining by linking a bending data to a cutting data for machining a sheet metal machined product.Graphic data, namely an expansion plan, of the sheet metal product is pro...  
JP3406211B2
To reduce an angular backlash by forming a longitudinal section of a cylindrical inner peripheral wall in a barrel shape having an inside diameter of the shaft directional central part of the inner peripheral wall larger than an inside d...  
JP3382903B2  
JP3402801B2
PURPOSE: To provide a method of machining the movable sheave of a pulley device for a continuously variable transmission that can obtain high machining accuracy without the accumulation of workpiece fitting errors to a chuck. CONSTITUTIO...  
JP3379792B2  
JP3397962B2
To provide a nozzle and a method for working a nozzle by which formation of vertical stripes due to foreign substances, cohering substances in a coating material and dust on a substrate is suppressed, and moreover even a coating material...  
JP3388252B2
To prevent torsion to be caused at bending of a ring material by a roll bending device as much as possible. A torsion preventing device 25 to prevent torsion of a ring to be bent is installed at the inlet side of a leading-in roll 23 of ...  
JP2003001366A
To provide a manufacturing method where the hollow part of a hollow member is easily formed of a titanium-based composite material by cutting work.The manufacturing method for the hollow member made of a titanium-based composite material...  
JP3378191B2
To carry out the gate cut of a molded part, the cut of an overflow part and the deburring (hereafter, call to gate part punch out generically) by the pressing suitable for a mass-production. A gate part punch out device, in which a produ...  
JP2002326117A
To reduce stress and stress concentration in a process of forming a cavity in a metal plate, especially in a process of cutting a projecting part.In this method, a recessed part 2 is formed from one surface 10a of the metal plate 10 by p...  
JP3335398B2  
JP3331499B2  
JP2002283233A
To machine a machining surface of a workpiece composed of a free curved surface shape with high shape accuracy and excellent surface roughness.This device is provided with a cutting process of installing a cutting tool on a spindle 3 mov...  
JP2002257149A
To provide a coupling method by which a coupling member can be accurately fitted onto the same shaft in a simple constitution and a cam shaft in which a cam piece is accurately fitted on the shaft.In the cam shaft, a cam piece 2 is joint...  
JP3321228B2  
JP3317414B2  

Matches 551 - 600 out of 1,489