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Patent Searching and Data


Matches 751 - 800 out of 8,713

Document Document Title
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  
JP2015074009A
To provide a bolt and a production method thereof capable of eliminating generation of a mesh-like crystal grain boundary formed of plural granular lumps, suppressing progress inward of corrosion, for example, capable of preventing break...  
JP2015064041A
To provide a screw structure capable of remarkably reducing a contact area in respect to a mating member 8 as compared with that of the prior art, its process of manufacture, a rolling die used for its manufacture, a screw component havi...  
JP5691864B2  
JP5694720B2  
JP2015054365A
To provide a work supporting jig capable of stably keeping the integrated state of an upper jig portion and a lower jig portion, and promptly and easily replacing to a rotary device; and an attaching/detaching method of the same.A work s...  
JP2015052367A
To provide a lock screw and a die device for forming the lock screw.A lock screw (20) includes a shank (24) having a male thread (28) with a thread angle between the two franks (34, 36) extending between an apex (30) and a bottom of thre...  
JP2015044206A
To provide a recess forming roll stand which can prevent steel pipe jamming when starting manufacture when a stepped steel pipe is manufactured by using a stretch reducer.A recess forming roll stand 1 comprises: a pair of recess forming ...  
JP5680292B2  
JP5678396B1
[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...  
JPWO2013015254A1
円筒状のステアリングコラムの一部の厚さを 薄くしつつ、ステアリングコラム全体の強度 を確保することができる構造を実現する。ス テアリングコラムを構成するコラム用部...  
JP2015033713A
To form a female screw of a cylindrical member accurately and easily in a female screw formation device and method for a cylindrical member disposed on a container.A pitch of a female screw to be formed, a pitch equal to height of a scre...  
JP2015030032A
To provide a rolling device in which engaging of an irregularity of a work-piece with a processing surface of a die can be easily confirmed.A rolling device 100 has a draw-in mechanism 170 which moves a support mechanism 150 in a directi...  
JP2015030003A
To provide a hydraulic system of a rotary working machine, which achieves power saving and low noise.A hydraulic system 2 of a rotary working machine 1 comprises: first and second bi-directional hydraulic pumps 23L, 23R connected to firs...  
JP2015030002A
To suitably mold a workpiece of desired shape from a thin-walled disklike blank without exchanging a gripping member that grips the blank.(1) The outer end of a blank 40 is increased in wall thickness with a tool 78a the surface of which...  
JP2015030029A
To accurately forge and shape an asymmetric irregular-shaped cross-sectional ring 50, while being a comparatively simple constitution, in a ring rolling mill 1.A peripheral groove 2a is provided on an outer peripheral surface of a main d...  
JP2015031396A
To provide a gear plate for a vehicle capable of damping vibration generated at a thick ring gear of a gear plate, and reducing a weight.A drive plate 1 for a vehicle has a drive plate body 2 having a thin web portion 3 and a thick rim p...  
JP2015027696A
To provide a method for forming a pulley for a belt type CVT, which is free from problems of residual stress, distortion and defect due to weld, has high strength, is uniform, reduced in weight, and inexpensive, by integrally forming a b...  
JP2015024420A
To provide a ring roll molding machine capable of achieving a desired circular shape preferably even an inner diameter expansion ratio is increased.Provided is the ring roll molding machine for sandwiching part of a peripheral wall of a ...  
JP5664950B2  
JP5662919B2  
JP5663932B2  
JP2015013293A
To safely manufacture a taper screw of a shape as designed.A process of forming a rolling taper screw is the process of forming a rolling taper screw 33 at an end part of a metal pipe 30 with a rolling roller 10 and makes the metal pipe ...  
JP2015014317A
To realize accuracy improvement and cost reduction of a screw shaft including a rolled screw shaft part and a bearing support part, etc. adjacent to the rolled screw shaft part.A screw shaft 21 comprises: a rolled screw shaft part 21b fo...  
JP5653825B2  
JP2015000413A
To reduce setup work when form-rolling by suppressing the generation of a pitch deviation of a groove formed by a plurality of form-rolling dies.A first form-rolling die 11 is provided so as to be regulated in movement in its axial direc...  
JP5645527B2  
JP3194977U
【課題】耐久性及び加工精度を向上した耐摩 耗性転造平ダイスを提供する。【解決手段】 固定平ダイス10と、固定平ダイス10に対 向する可動平ダイス20と、から構成し...  
JP2014237152A
To provide a method of manufacturing a high-strength and large-sized ring excellent in scuff resistance, abrasion resistance and thermal settling resistance by progressing the manufacture of the large-sized ring from steel, a large-sized...  
JP5641295B2  
JP5643682B2  
JP5639789B2  
JP5638796B2  
JP5635332B2  
JP5633017B2  
JP3194522U
[Subject] A screw thread form-rolling board assembly which can pinch a screw base material strongly is provided. [Means for Solution] Screw thread form-rolling board assembly 3 which can pinch a screw base material strongly is provided w...  
JP2014221478A
To provide a flat die for worm rolling provided with an oxide film on the rolling forming surface which achieves excellent rolling accuracy and durability by improving chamfering properties while suppressing the rolling pressure.In the r...  
JP5632682B2  
JP5625550B2  
JP5625454B2  
JP5625718B2  

Matches 751 - 800 out of 8,713