Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 53 - Making other particular articles
Patents for B21D 53 - Making other particular articles (18,517)
06/2003
06/04/2003EP1316373A1 Method and apparatus for die-cutting in succession a semi-finished piece or blank from a metal strip
06/04/2003EP1315592A1 Hollow member, manufacturing method therof, fluid distribution system using the hollow member, and forming apparatus of hollow member
06/03/2003US6572153 Structure for mounting tubes to header member of a heat exchanger
06/03/2003US6571590 Method for producing a rim for a pneumatic tire
06/03/2003US6571473 Method and system for manufacturing refrigerant tubes for condensers
06/03/2003US6571458 Apparatus for producing a honeycomb body
05/2003
05/30/2003WO2003044331A1 Rocker arm
05/29/2003US20030101030 Optimal rib design method for exhaust components
05/28/2003EP1313591A1 Method for the plastic moulding of the hub recess for a fast running turbine component
05/28/2003EP1313576A2 Method of spinning a pulley from a tubular blank
05/27/2003CA2264061C Plate clutch assembly having a torque transmitting member with an improved lubrication controlling dam structure and method of making the same
05/22/2003WO2003041890A1 Apparatus for enlarging tube used in heat exchanger
05/22/2003WO2003041886A1 A method of bending metal roofing sheets and a bending apparatus
05/22/2003US20030094026 Aluminum extrusion material for hydraulic bulge forming and hydraulic bulge forming method using the extrusion material
05/22/2003US20030093901 Method and apparatus for making a rotation-symmetrical gear member
05/22/2003DE10162109C1 Production of an annular cam for a camshaft of an internal combustion engine comprises perforating a sheet steel strip, embossing the punched burr on the outlet of the perforating tool
05/21/2003EP1030153B1 Fin for a one-piece heat exchanger and method of manufacturing the fin
05/21/2003CN2551372Y Integrated double fin copper heat pipe
05/21/2003CN2551371Y Radiator mfg. device
05/21/2003CN1418744A Method for making blades of paper cutting machine
05/21/2003CN1108887C Forming process of rolling hand clippers blank
05/20/2003US6564607 Method and device for cutting a sheet material into strips and a corrugated-fin strips forming apparatus using the device
05/20/2003US6564525 Roll formed hardware module
05/15/2003WO2003040642A1 Heat exchanger and method for manufacturing the same
05/15/2003WO2003039786A1 Patterned sheets for making heat exchangers and other structures
05/15/2003US20030088958 Method and apparatus for correcting airfoil twist
05/14/2003EP1310632A1 Method and apparatus for correcting airfoil twist
05/14/2003CN2550089Y Sheet press mechanism for radiator fin
05/14/2003CN1418136A Tubular assembly having hydroformed interconnecting member and method for making same
05/13/2003US6561001 Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same
05/13/2003US6560845 Prefinished deformable metal reflector sheet
05/08/2003WO2003037651A1 Fabricated vehicle wheel and method for producing same
05/08/2003WO2003037542A1 Apparatus for enlarging tube used in heat exchanger
05/08/2003WO2003037541A1 Device and method for hemming processing
05/08/2003US20030084948 Pipe member
05/08/2003US20030084729 Method for setting free-state diameter of metal ring
05/08/2003US20030084549 Method of manufacturing a clip with planar levers and a clip made therefrom
05/07/2003EP1307304A1 Production method, device and steering rod guiding element for gear rack steering housing
05/07/2003CN1107560C Method of jointing metal components
05/06/2003US6557977 Shape memory alloy ink jet printing mechanism
05/06/2003US6557318 Expandable link system and method of making same
05/06/2003US6557233 Method and intermediate product for producing a hollow body and a hollow body produced by said method
05/06/2003US6557216 Crimping ring, method for making same and manufacturing installation
05/06/2003CA2410335A1 Method of manufacturing a clip with planar levers and a clip made therefrom
05/06/2003CA2230213C A heat transfer tube and method of manufacturing same
05/02/2003EP0963166B1 Making items of jewellery and apparatus therefor
05/02/2003EP0959994B1 A method of producing heat transfer plates; an assortment of heat transfer plates; and a plate heat exchanger comprising heat transfer plates included in the assortment
05/01/2003WO2003036213A1 Finned tube for heat exchangers, heat exchanger, process for producing heat exchanger finned tube, and process for fabricating heat exchanger
05/01/2003WO2003036057A1 Exhaust-treatment core apparatus and method of making
05/01/2003US20030080608 Fabricated vehicle wheel
05/01/2003US20030080607 Fabricated vehicle wheel
05/01/2003US20030080606 Fabricated vehicle wheel and method for producing the same
05/01/2003US20030080605 Fabricated vehicle wheel
05/01/2003US20030079327 Method of manufacturing an axially collapsible driveshaft
04/2003
04/30/2003CN1413844A Vehicle driving bridge housing and its production technology
04/29/2003US6555246 Method of producing a sound-absorbent insulating element and insulating element produced according to this method
04/29/2003US6554556 Method for the manufacture of a ring part out of sheet metal for a lid of a can
04/24/2003WO2003033948A1 Method for linking elements to hollow shafts, preferably for producing camshafts, and resulting camshaft
04/24/2003WO2003033189A1 Method for loading internal high pressure forming presses and device therefor
04/24/2003US20030077012 Wiper housing and method for producing a wiper housing
04/24/2003US20030075895 Hollow stabilizer
04/24/2003US20030075305 Heat exchanger having bracket mounted on side plate of core unit
04/23/2003EP1304503A2 Method for setting free-state diameter of metal ring
04/23/2003EP1304242A2 Hollow stabilizer
04/23/2003CN2546110Y Punch for lower stepped nut die
04/22/2003US6550122 Method of manufacturing laminated ring
04/17/2003WO2003031209A1 Method for producing a run-flat support body for run-flat vehicle wheels
04/17/2003US20030071488 Tailored blank article and manufacturing method of the same
04/17/2003US20030070296 Method for manufacturing spool valve
04/17/2003DE10204054C1 Wheel rim, for a pneumatic tire, is produced from a welded tube section cold shaped with a partially different wall thickness as a bed to be bonded to a dish where the wall is thicker with a compressed beading rolled into a surface
04/16/2003EP1302253A2 Spin-forming method, spin-forming apparatus, and catalytic converter
04/16/2003EP1301297A2 Razor blade and method of manufacture
04/16/2003EP1301296A2 Method and forming machine for deforming a hollow workpiece
04/16/2003EP1301295A1 Forming machine and method for deforming a hollow workpiece
04/16/2003EP1301294A2 Method and forming machine for deforming a hollow workpiece
04/16/2003CN2544858Y Monolithic finned tube rolling mill
04/16/2003CN1410309A Once cold extrusion shaping method of automobile power steering gear jacketed screw and its multiple key and oil distributing groove
04/16/2003CN1105608C Technology for mfg. front brake holder of bicycle
04/15/2003US6547267 Axle system for articulated arrangement of vehicle axles in motor vehicles and method for manufacturing same
04/15/2003US6547001 Flexible glove-like heat sink
04/15/2003US6546774 Method of making a lanced and offset fin
04/15/2003US6546629 Method and apparatus for producing a vehicle wheel
04/10/2003WO2003029069A2 Truck cab space frame
04/10/2003WO2003028914A1 Method of manufacturing hollow member
04/10/2003WO2002024371A3 Method and apparatus for the manufacturing of structural members
04/10/2003US20030068256 Spin-forming method, spin-forming apparatus, and catalytic converter
04/10/2003US20030066329 Methods and apparatus for manufacturing press formed articles
04/10/2003DE10209471C1 Method of producing starter ring for motor vehicle a starter motor involves pressing teeth and then finish milling the surfaces
04/09/2003EP1299266A1 Method of manufacturing structural members and the members provided by such method
04/09/2003EP1299251A1 Vehicle wheel assembled beneath the seat
04/09/2003EP0810103B1 Ball-point pen refill and method of manufacturing the same
04/09/2003CN2543926Y Continuous working finishing device for round end type yarn winding bobbin
04/09/2003CN2543853Y Automatic controlled punching and binding hoop machine for package container hoop
04/09/2003CN1409071A Tank for heat exchanger and tis producing method
04/09/2003CN1408486A Integrated extruding method for automobile axle shell
04/09/2003CN1105049C Ladder frame assembly for motor vehicle
04/08/2003US6544628 Contact bodies and method and apparatus of making same
04/03/2003US20030063155 Method of forming an electronic component using ink
04/03/2003US20030061855 Methods and apparatus for manufacturing flanged articles
04/03/2003US20030061782 Roll formed staple-in awning frame and method
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