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Patent Searching and Data


Matches 551 - 600 out of 6,891

Document Document Title
JP4900836B2  
JP2012045619A
To provide a swaging apparatus that absorbs load exceeding a setting value between a rod of a drive part and a collet of a driven part for smoothing a swaging step.The swaging apparatus includes: a collet housing used for a can swaging s...  
JP4889408B2  
JP4891738B2  
JP4888933B2  
JP2012037113A
To provide a manufacturing method for a duct by which bending of a bent-back portion can be carried out easily in a Pittsburgh lock joint process, and a roll molding machine for the duct used for the lock joint process.According to the m...  
JP4876698B2  
JP2012024768A
To provide an undercut processing mechanism by which forming circle is shortened, assembly does not require much labor and time because constitution is simple, cost reduction is attained, the request of space saving is responsible becaus...  
JP4873601B2  
JP4870479B2  
JP2012020330A
To provide technology for molding a further uniform thick flange in burring working for forming the flange at a plate-like material to be worked such as a steel plate.A burring punch 20 is formed into a tapered cylindrical rod shape havi...  
JP4864485B2  
JP4865370B2  
JP4856860B2  
JP4856919B2  
JP2011245514A
To provide a panel member capable of preventing deterioration of beautiful appearance when an edge portion thereof is fastened by seaming, and a method for manufacturing the same.The method for manufacturing the panel member 10 includes ...  
JP4830255B2  
JP2011240350A
To provide a method for manufacturing a panel member, which enables a second plate member to be easily superposed on a first plate member, and which can improve appearance quality of the panel member by inhibiting lift of a base of a fla...  
JP2011240362A
To provide a method for forming a pulley of a continuously variable transmission from a cylindrical metal member.When forming a fixed pulley 1 by pressing the cylindrical metal member 4, a cylindrical part 5 of the metal member 4 bent at...  
JP2011240400A
To provide a machining device which has a simple structure and can efficiently exhibit the floating action regardless of the posture of a working tool.The machining device 10 includes: a hemming unit 38 which has a hemming roller 62 whic...  
JP4825635B2  
JP4822485B2  
JP2011230183A
To improve a traditional procedure for straightening of a narrow width steel bar in which a metal strip slitted by a slitter is subjected to widthwise reduction on both side edges along the whole lengthwise direction of the metal strip t...  
JP4815186B2  
JP4812307B2  
JP4804809B2  
JP4802271B2  
JP4798603B2  
JP4799030B2  
JP4794271B2  
JP4795462B2  
JP4794272B2  
JP4781762B2  
JP4777633B2  
JP4772736B2  
JP2011173143A
To provide a method for stably removing burrs and angles which are formed during the slitting by always pressing metallic rolls at an arbitrarily fixed pressure to the metallic strip even when there is variation in the width of the metal...  
JP2011173454A
To provide a closure part for a vehicle which can prevent the electrolytic corrosion of a hemming process part between different metals and requires no substantial additions or changes in manufacturing processes.A door 1 for a vehicle in...  
JP2011173142A
To provide a method by which the shape of the edge end face without burrs and angles is made by efficiently crushing the burrs and the angles which are formed on the side end faces of a metallic strip sheared with a slitter without gener...  
JP4766921B2  
JP2011171671A
To improve rust-preventing properties by forming a plating layer on an inner circumferential surface of a through-hole made in a board, at the same time as with burr treatment.A first plating layer 9 is provided on one surface of a steel...  
JP4760213B2  
JP4756858B2  
JP4749044B2  
JP4746904B2  
JP2011147988A
To provide a method and a device for working a pipe, by which the strength of the end part of the pipe is secured and the pipe is made light in weight.In the method for working the pipe, after bending the end portion 1a of the pipe 1 fix...  
JP2011148006A
To provide a deburring tool for a punch press which can remove burrs on a long hole and a cut portion formed in a plate material by punching and cutting using a punch press in the same punch press process.A deburring tool 6 for a punch p...  
JP4735320B2  
JP2011131255A
To provide a hemming method and a device for it by which the generation of the deformation on the surface of a workpiece is suppressed simply and surely.In the hemming work which is performed to the flange 18 of a wheel arch part 16, the...  
JP2011131261A
To provide a panel structure which has high rigidity of edge parts and a method of manufacturing it.The panel structure 16 is manufactured by pressurizing a curled flange part 38 in the plate thickness direction of a flat part 36 with a ...  
JP2011125894A
To easily provide a light channel steel having large second moment of cross-section even with the same weight and the same profile dimension by constructing a flange part of laminated steel sheet and increasing its total thickness more t...  

Matches 551 - 600 out of 6,891