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Patent Searching and Data


Matches 701 - 750 out of 4,235

Document Document Title
JP2011177730A
To simply mold a bulging part by applying a pressing force in an axial direction to a portion where the bulging part of a metal tube is formed.A die for carrying out bulging processing is divided into three of a first die 2, a second die...  
JP2011177793A
To achieve improved computer control of a forming process, such as a pressure-ram-forming procedure, in a hydroforming operation for a hollow metal article within a die.The invention provides a method of decreasing cycle time of the form...  
JP4770724B2  
JP4773095B2  
JP4768363B2  
JP4750089B2  
JP4748861B2  
JP2011152586A
To provide an apparatus and method for manufacture of a vehicle driveshaft, which makes use of a PMF process.The coil device used in the PMF apparatus is assembled around the shaft from two or more coil sections 42, 44 attached to each o...  
JP4742375B2  
JP4744339B2  
JP4741475B2  
JP4730164B2  
JP2011136364A
To provide a method for manufacturing a corrugated tube which has sufficiently high dimensional accuracy and requires less manufacturing time and labor.The corrugated tube 1 comprises a hollow bellows part 4 which has at least three adjo...  
JP2011131219A
To provide a method for forming a pipe member capable of achieving reduction of weight, reduction of working man-hours and the number of parts and stabilization of bending accuracy.The method for forming the pipe member is used for formi...  
JP4718109B2  
JP2011518673A  
JP4713182B2  
JP4711445B2  
JP2011121083A
To provide an inductor for electromagnetically expanding and forming a tube, which has improved durability and a prolonged service life by reducing electromagnetic reaction force acting on the lead wire of a coil to reduce the shearing f...  
JP4707074B2  
JP4706889B2  
JP4706213B2  
JP4701814B2  
JP4701822B2  
JP4704568B2  
JP4696367B2  
JP4696334B2  
JP4696913B2  
JP2011104612A
To provide a tubular body expanding and contracting method for forming a tubular body which has a polygonal cross section shape, in which the ratio of ridge parts to valley parts is large, and in which the sectional shape is not fixed, b...  
JP4680652B2  
JP4680383B2  
JP2011083785A
To provide a hydraulic pipe expanding and forming machine which can be incorporated into the progressive die and the transfer die of a general purpose press without the need of a hydraulic pressure generating device.When an upper die 1 s...  
JP4676594B2  
JP2011079015A
To provide a warm electromagnetic forming method for an aluminum material, where, in the body to be formed made of aluminum or an aluminum alloy, which can easily form a shape hard to be formed such as a corrugate fin without increasing ...  
JP4673633B2  
JP4673221B2  
JP2011073015A
To provide a method for machining a material tube capable of reducing man-hour for work and improving work efficiency by eliminating welding connection or minimizing it, and also to provide a machining apparatus, and further to provide a...  
JP2011073052A
To provide a method for electromagnetically forming an aluminum material capable of magnetically forming a component of the aluminum material which has high proof stress but is hardly electromagnetically formed, a hardly machinable compo...  
JP4670334B2  
JP4661141B2  
JP4654490B2  
JP4650609B2  
JP2011045930A
To provide a sealing method which eliminates scrap or minimizes the quantity of the scrap.The invention relates to a method for sealing a net shape on the end of an end-product tube 30 against the end of shapes in a wide range of product...  
JP4647753B2  
JP4643096B2  
JP2011505255A  
JP4631541B2  
JP4631130B2  
JP4639726B2  
JP2011031261A
To improve production efficiency of molding of a cylinder 4.A method for molding the cylinder 4 includes: a step (P1) for heating the cylinder 4 set in a press molding machine (molding device) 3; a step (P2) for supplying water into the ...  

Matches 701 - 750 out of 4,235