Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 801 - 850 out of 8,829

Document Document Title
JP2015217407A
To provide a thickening processor of a discoid material that can process thickening by generating neither buckling nor strain in a discoid material when the peripheral edge part of the discoid material is to be thickened.A thickening pro...  
JP2015213934A
To provide a multistage gear rolling apparatus in which teeth of a multistage gear coaxially having multiple gears with different diameters are formed by rolling simultaneously.A first large diameter form rolling roller die 13 is fixed t...  
JP2015212543A
To provide an exhaust valve for an internal combustion engine in which the strength of a valve seat area thereof is improved.The exhaust valve for an internal combustion engine comprises a valve disc having a first side 14 and a second s...  
JP2015533655A
The method of carrying out form rolling of the field pattern to pattern fabrication dice 50 which has pattern acceptance side 52 is indicated using initial pattern fabrication tool 200 and a succession pattern fabrication tool. Each of i...  
JP2015208766A
To provide a spinning molding device capable of continuously processing a stepped plate material with a processing tool from a thin part to a thick part.A spinning molding device 1 includes a receiving tool 22, a rotary shaft 21, a proce...  
JP5822219B1
[Subject] Even when correcting a screw with a large pitch and a large size of a screw thread to be corrected, without correction capability of a screw thread requiring technical skill highly, a screw thread rectifier which can make screw...  
JP2015208768A
To provide a rolling tool capable of suppressing a slip of a workpiece.A rolling tooth profile surface 2 is coated with a coating material by PVD treatment so that a coating layer can be formed. Thus, abrasion resistance can be improved ...  
JP2015208767A
To solve a problem in which it is difficult before to reduce the manufacturing cost of a conventional processing roller as compared with a processing roller as a single body.A processing roller 1 has fine projection parts 1B on an outer ...  
JP2015205306A
To provide a manufacturing method for a premolded body which enable a premolded body for an axial symmetric component having an inward-directing flange part to be manufactured from a plate material.A manufacturing method for a premolded ...  
JP2015205305A
To provide a ring manufacturing method which enables the omission of heat treatment for softening and the suppression of abnormal grain growth on carburization.A hollow cylindrical steel material made of case hardening steel is heated to...  
JP5814628B2  
JP5813226B2  
JP5815297B2  
JP2015203128A
To provide a sinter component having irregularities on an outer periphery, and effectively enhance circularity of a sinter component to which silence of high level is required by rolling correction.A sinter component 10 has irregularitie...  
JP2015199129A
To provide a multi-roll table ring-rolling mill, with which producing of rings with sufficient size accuracy can be guaranteed in a structurally simple manner.A multi-roll table ring-rolling mill 10 comprises: at least one main roll (20)...  
JP2015199121A
To provide a rolling roll and a ring rolling method which can suppress local and abnormal heating of a ring-shaped rolling material during ring rolling, and prevent buckling of a stamping/forging material in stamping and forging of the n...  
JP2015199096A
To reduce a rolling failure with respect to a columnar screw material when forming a compound screw body, and enable mass production of a highly precise compound screw body.A form rolling of a compound screw body D is performed by using ...  
JP5810708B2  
JP2014054646A5  
JP2015187493A
To provide a male screw capable of dispersing a stress concentration to occur in a thread part at the time of fastening the screw and excellent in a destruction property, a fatigue resistance and a slackness stop effect.There are formed ...  
JP5795838B2  
JP2015178127A
To provide a fine diameter forming method in which a fine diameter part having a circular section is cheaply formed on a stick shaped machining material with a small force and, even if fine diameter parts have different diameters along w...  
JP2015174146A
To provide a method for producing a component.A preform is produced by an additive layer manufacturing process (ALM process). The preform is then subjected to a flow forming process to lengthen the preform and improve its mechanical prop...  
JP5776042B1
[Subject] A screw thread rectifier which can make screw thread correction easily without correction capability of a screw thread requiring technical skill highly is provided. [Means for Solution] Screw thread correction edge 8 with which...  
JP5773880B2  
JP5772291B2  
JP5768081B2  
JP2015150606A
To enable mass production of a double-end threaded body including a single-end threaded part and a double-end threaded part in a high accuracy and efficiency.A double-end threaded body D is rolled by use of a die member 10 including a st...  
JP2015150604A
To reduce rolling failures to a columnar screw stock when forming a double-end threaded body so as to be capable of performing mass production of the double-end threaded body in a high accuracy.A double-end threaded body D is rolled by u...  
JP2015150605A
To reduce rolling failures to a columnar screw stock when forming a double-end threaded body so as to be capable of performing mass production of the double-end threaded body in a high accuracy.A double-end threaded body D is rolled by u...  
JP2014069210A5  
JP2015523915A
[Means for Solution] A step which creates a slot (22, 24) twisted in n>=1 wall (21) of work piece (2) in which a method of creating a screw thread to a work peace surrounds a screw axis (M), Or a step which creates a wall of work piece w...  
JP5765757B2  
JP5763504B2  
JP2015522772A
The present invention relates to a method of manufacturing a connection element for transmitting rotational movement, and a connection element has a joint outer part or a flange, and a linking pin. A connection element which optimized we...  
JP5758094B2  
JP2015139794A
To provide a press device capable of performing rolling machining on work, by using the reciprocating movement of a slide.A rolling machining unit 64 is attached to a bolster 22. The rolling machining unit 64 is equipped with moving memb...  
JP2015134361A
To enable clamping of a workpiece for rotary plastic processing such as thickening of a workpiece outer diameter comprising a metallic plate like a steel sheet by spinning in a method of and a device for clamping the workpiece in a lathe...  
JP5751409B2  
JP5747061B2  
JP2015123484A
To provide a rolling device capable of correcting undulation of a tooth trace.Provided is a rolling device 1 for rolling-molding a rod-like raw material W by an infeed system, which comprises: a support part 20 for supporting the rod-lik...  
JP2015116610A
To provide a method for forming such an engaging projection that a joint part structure excellent in pipe removal blocking performance can be obtained when pipe ends of a pipe having an engaging projection are connected by fixture with a...  
JP2015110232A
To thin partially the thickness of a rim without exerting a bad influence on the shape and strength of the rim.After forming a changed-diameter part 18 by performing diameter reduction or diameter expansion of a part of a cylindrical rim...  
JP2015107509A
To provide a flat die for rolling that can enhance processing accuracy of a finished product and also easily change an over pin size of a processed material.The flat die for rolling comprises a plurality of die parts 2-4 and a plate 5, w...  
JP2015107508A
To provide a flat die for rolling that can enhance processing accuracy of a finished product (a processed material) and easily adjust an over pin size of the processed material accompanying when a diameter of the processed material is ch...  
JP2015100797A
To provide a rolling die where both abrasion resistance and chipping resistance are high and a tool life is stably improved.A nitrided layer 16 is formed on the surface layer part of the thread 13 of a rolling round die 10 by a nitriding...  
JP5727663B1
[Subject] When in forming a stop projected rim in a peripheral face of a joint part by a form-rolling method it fixes by a housing and the edges of a pipe which have a stop projected rim are inherited, a method of forming a stop projecte...  
JP2015094425A
To facilitate screw-in of a copper pipe with a screw at the end part of which a parallel male screw is formed.A parallel male screw 12 is formed at the end part of a copper pipe 11 by rolling, and a tip part 12a of the parallel male scre...  
JP5714321B2  
JP5707624B2  

Matches 801 - 850 out of 8,829