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Patent Searching and Data


Matches 801 - 850 out of 8,449

Document Document Title
JP4934795B2  
JP2012086234A
To provide a method of manufacturing a rotor, which achieves the reduction of manufacturing cost and prevents the performance of a motor from degrading.The rotor has a plurality of cogs on an outer periphery thereof. The method of manufa...  
JP2012086264A
To provide a flat die for rolling, which can be manufactured by a conventional manufacturing man-hours or cost while assuring a demand level of an accumulation pitch error of a high hardness material in form rolling.The flat die for roll...  
JP4929880B2  
JP4926224B2  
JP4928445B2  
JP2012081491A
To obtain a favorable form-rolling accuracy even if there are change and variation in material of a workpiece.There are previously set: a pre-form-rolling command distance presetting a distance between screw-machining dies 21, 23 for a w...  
JP2012077837A
To make constant a fastening axial force by which a nut actually fastens a female screw by specifying an abutting position between a male screw and the female screw, and to reduce the manufacturing cost of a roll-forming tool by simplify...  
JP2012076121A
To provide a method for manufacturing a coating rod which can eliminate scratches or uneven coating on a web.The method for manufacturing the coating rod includes: preparing a rod material 20; disposing a pair of rolling dies 120, 130 ea...  
JP4918960B2  
JP4919556B2  
JP4913319B2  
JP4915974B2  
JP2012066298A
To provide a method for production of a grooved bolt capable of securing thread accuracy and improving productivity without needing additional processes.The method for production of a grooved bolt includes: forming a bolt-gripping part 8...  
JP2012067789A
To provide an easy-to-manufacture weight reducing fastening member and a manufacturing method thereof, that needs less materials, without causing any problem in strength.One or a plurality of spiral weight reducing grooves 15 are arrange...  
JP4911739B2  
JP4909042B2  
JP4900672B2  
JP4896320B2  
JP2012045611A
To provide a method for processing a metallic component, in which a rate of finished component actually obtained, that is, a yield rate is high relative to the amount of raw material, processing operation is facilitated, processing cost ...  
JP2012506018A  
JP2012045614A
To provide a method for manufacturing a coating rod eliminable of scratches and uneven coating on a web.The coating rod is manufactured by preparing a rod material 20; disposing a pair of form rolling dies 120 and 130 having a plurality ...  
JP2012045598A
To provide a form-rolling apparatus capable of arbitrarily adjusting a phase of form-rolling even if a workpiece is supported from both sides with centers.A phase adjustment guide 64, of which the inner wall face has a shape formed to be...  
JP2012045612A
To provide a method of manufacturing a vehicular hub unit capable of correctly forming a predetermined projecting part on an inner diameter side of a spline tooth part by preventing deformation to the inner diameter side of a hub shaft e...  
JP2012040585A
To provide a method of treating a ring-like roughly shaped material comprising a treatment condition for suppressing or closing an inner air gap generated in a ring in hot ring rolling processing.In this method of manufacturing the ring-...  
JP2012040587A
To reduce wear of side-surface dies attached to a roll member of a mandrel of a ring rolling mill.The ring rolling mill includes the mandrel 2 in which a first side-surface die 6 is attached to one end portion of the roll member 5 freely...  
JP2012040606A
To provide a method of manufacturing a screw shaft with superior yield, and to provide a screw shaft for electric power steering.Form rolling is performed in a range that is longer than the sum of the required screw lengths of two produc...  
JP4885621B2  
JP4888760B2  
JP4883348B2  
JP4883340B2  
JP2012030241A
To readily form a prepared hole in which burrs are controlled when processing a prepared hole for a thread by a turret punch press.A punching die for forming a prepared hole for tapping, includes: a die 7 for supporting a workpiece W; an...  
JP2012030234A
To provide a rotational plastic working apparatus and an operation method for the rotational plastic working apparatus capable of improving plastic working accuracy of a preheated workpiece.The rotational plastic working apparatus is pro...  
JP4876740B2  
JP4866439B2  
JP4860251B2  
JP2012011420A
To provide a method of manufacturing a deformed cross-section strip material capable of reducing variation in plate thickness that occurs at the start of working after coil exchange, to prevent occurrence of failure at the time of finish...  
JP2012011432A
To provide an apparatus for manufacturing a hollow shaft member with a flange, capable of reducing a production cost and guaranteeing the reliability of the strength at a joint of the flange.The apparatus 1 for manufacturing the hollow s...  
JP2012500952A  
JP2012006043A
To provide a method for manufacturing a crude member of a bearing outer ring with an excellent rolling fatigue life which controls an interface state of a non-metal inclusion contained in a steel material and steel as a basic phase.In th...  
JP2012000628A
To provide a form rolling method for effectively forming an involute gear without generating forced plastic deformation to a workpiece.A form rolling method for an involute gear, which includes a workpiece 10 including a cylindrical oute...  
JP2011255410A
To provide a method for manufacturing an annular compact, which reduces manufacturing cost, while securing a mechanical strength of the constitution in a product region sufficiently.The method for manufacturing an annular compact include...  
JP2011255387A
To provide a form rolling machine which is insusceptible to influence of "walk" by allowing a workpiece holding pedestal to slide in parallel to a rotating shaft of a roll die in accordance with the "walk" during form-rolling a workpiece...  
JP2011255409A
To provide a method for manufacturing an annular molding capable of reducing facility expenses and manufacturing costs, while sufficiently heightening mechanical strength by securing uniformity of a structure in the annular molding.The m...  
JP4842764B2  
JP4841122B2  
JP4837999B2  
JP4836360B2  
JP4830246B2  
JP4831453B2  

Matches 801 - 850 out of 8,449