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)
04/2003
04/03/2003DE10150092C1 Process for charging inner high pressure deforming presses with several parts comprises inserting all parts of the workpiece into the lower part of an assembly device, and controlling the position of the parts in the lower part
04/02/2003EP1297911A2 Methods and apparatus for manufacturing flanged articles
04/02/2003EP1297269A1 Method for producing a torsional vibration damper housing, especially a housing for a viscosity torsional vibration damper
04/02/2003EP1297063A1 Non-inflammable, translucent polycarbonate molding materials
04/02/2003CN2542363Y Integral blade mould pressing die
04/02/2003CN2542362Y Bearing ring double-station forming machine
04/02/2003CN1407308A Heat transfer component and its manufacture
04/02/2003CN1407211A Cam servo unit with roller
04/02/2003CN1406708A Axial-flow fan blade machining process
04/02/2003CN1406685A Stepped mould for manufacturing cover body
04/02/2003CN1406684A Stepped mould for manufacturing pull ring
04/01/2003US6540428 Caulking roller and sintered flanged pulley caulked by the caulking roller
04/01/2003US6540126 Clamping band manufacturing machine and method of manufacturing clamping band
04/01/2003US6539766 Rotary cam moving apparatus for negative-angle forming die
04/01/2003US6539765 Rotary forging and quenching apparatus and method
04/01/2003US6539628 Formed strip and roll forming
03/2003
03/27/2003WO2003024641A1 Roller folding head and method for folding a flange
03/27/2003US20030060091 Male terminal fitting and a method for producing the same
03/27/2003US20030059170 Split sleeve preform
03/27/2003US20030057764 Hydroformed axle with weldless brake flange and bearing shoulder
03/27/2003US20030057039 Brake shoe formed of sheet metal and method of producing the same
03/26/2003CN2541081Y Forming die of screw-thread angle joint
03/26/2003CN1405434A Method for pressing valve gate piece and its necessary mould
03/25/2003US6538385 Cathode-ray tube and flat electrode of electronic gun and production method
03/25/2003US6536253 Slotting method, slotting device, and method of manufacturing metal sheet brake shoe by slotting
03/25/2003US6536111 Process for spin forming a vehicle wheel
03/20/2003WO2003022485A1 Device for producing a rotationally symmetrical transmission part comprising a hub
03/20/2003WO2003022483A1 Device for producing a shaped body that has a concentric hub
03/20/2003CA2458039A1 Device for producing a shaped body that has a concentric hub
03/19/2003EP1293415A1 Automobile strengthening member
03/19/2003EP1293270A2 Axle assembly and a method of forming an axle
03/19/2003EP1292423A1 Method for producing a cam for a camshaft
03/19/2003EP1109636B1 Method of hydroforming tubular members
03/19/2003CN1403224A Forging process of Artistic door and window
03/19/2003CN1403223A Machining process of bidirectional elliptic bend
03/18/2003US6533362 Joining metal components
03/18/2003US6533239 Metal mold for manufacturing a slider for a slide fastener
03/13/2003US20030050124 Outer race for constant-velocity joints and manufacturing method therefor
03/13/2003DE10160038C1 Rotary-symmetrical component manufacturing process, for making gears, involves reducing thickness of disk-shaped hub region, displacing material to increase external diameter
03/12/2003EP1291539A2 An outer race for a constant-velocity joint and manufacturing method therefor
03/12/2003EP1289706A2 Hollow product, fluid processing system and joining method of hollow members
03/11/2003US6530256 Method and device for expanding tube material
03/11/2003US6530253 Method for producing cylindrical member having spline grooves, and cylindrical member having spline grooves
03/11/2003US6530144 Apparatus for automatic assembling a heat exchanger
03/06/2003WO2003018228A1 Method of making a lanced and offset fin
03/06/2003US20030041641 Process and device for bending of hollow profile strips into spacer frames for insulating glass panes
03/06/2003US20030041640 Method of making a lanced and offset fin
03/06/2003CA2452771A1 Method of making a lanced and offset fin
03/05/2003EP1287925A2 A process for the forming of metal alloy wheel rims
03/05/2003CN2538447Y Fan radiating frame blanking mould
03/05/2003CA2401059A1 Aluminum extrusion material for hydraulic bulge forming and hydraulic bulge forming method using the extrusion material
03/04/2003US6527572 Positioning mechanism for an electrical connector
02/2003
02/27/2003WO2003016702A2 Actuator acting as a drive unit for an injector and method for the production of said injector
02/27/2003US20030037635 Cam follower with roller
02/27/2003US20030037584 Method for forming a three dimensional object
02/27/2003US20030037426 Method of forming a tubular axle
02/27/2003US20030037424 Method of forming a tubular axle
02/27/2003US20030037420 Dimpling device
02/26/2003EP1285708A1 Method and apparatus for bending hollow profiles for spacers for insulated glazing panels
02/26/2003CN1398732A Shaft casing and its production process
02/26/2003CN1398687A Large-size case machining process
02/26/2003CN1102082C Kitchen-knife processing and forming technology
02/25/2003US6523607 Module-type heat exchanger and method of manufacturing the same
02/25/2003US6523514 Rocker arm and method of manufacturing rocker arm body
02/20/2003WO2003014596A1 Crankshaft damper with integral pulse ring and method for production
02/20/2003WO2003014533A1 Method of manufacturing turbine frame of vgs type turbo charger, turbine frame manufactured by the method, exhaust gas guide assembly of vgs type turbo charger using the turbine frame, and vgs type turbo charger incorporating the exhaust gas guide assembly
02/20/2003WO2002070161A3 Method of forming a sheet metal cup without a mandrel
02/20/2003US20030035928 Method of making contact bodies
02/20/2003US20030034657 Stamped folded bumper beam
02/20/2003US20030034155 Refrigeration evaporator
02/20/2003US20030033708 Apparatus for making contact bodies
02/19/2003EP1283976A1 Improvements to spiral heat exchangers
02/19/2003EP0961664B1 Method for producing without cutting a gear part having a hub
02/19/2003EP0865598B1 Heat exchanger
02/19/2003CN1397398A Technology for making tapping screw by thread-rolling die
02/19/2003CN1397392A Technology and apparatus for machining linking-rod of engine
02/19/2003CN1101745C Positioner for clamping plates of car body
02/18/2003US6520210 Spool valve
02/18/2003US6519852 Method of manufacturing an aluminum alloy wheel rim
02/13/2003WO2003011497A1 Metal ring assembly which is assembled and soldered to a support collar in order to form the annular cooling conduit of an internal combustion engine piston, the method of producing said finned metal ring and the metal ring thus obtained
02/13/2003US20030029533 For extrusion procedures, and tubing that are used in heat exchangers
02/13/2003US20030029027 Device and process for joining fitting parts on hollow profiles by means of fluid high internal pressure
02/13/2003DE10149086C1 Manufacturing method for emergency running support body for automobile wheel forms closed ring from rectangular metal plate subjected to pressure rolling to provide profiled ring mantle
02/13/2003CA2453167A1 Metal ring assembly which is assembled and soldered to a support collar in order to form the annular cooling conduit of an internal combustion engine piston, the method of producing said finned metal ring and the metal ring thus obtained
02/12/2003EP1283403A2 Heat transfer member and method for manufacturing same
02/12/2003EP1283333A1 Method of manufacturing an exhaust gas catalyst
02/12/2003CN2535374Y Screw winding machine for axe-free screw conveyer
02/06/2003WO2003009978A1 Composite utility knife blade, and method of making such a blade
02/06/2003US20030024697 Heat transfer member and method for manufacturing same
02/06/2003US20030024345 Crankshaft damper with integral pulse ring and method
02/05/2003EP1281457A2 Device for bending hollow section bars
02/05/2003EP1281456A2 Method of making a one piece metal press-fitting
02/05/2003EP1281451A2 Apparatus for bending hollow profiles
02/05/2003CN2534402Y Non-bumping air door suction cup
02/04/2003US6514148 Thread rolling tap
02/04/2003US6513587 Fin collar and method of manufacturing
02/04/2003US6513585 Header-less vehicle radiator
02/04/2003US6513243 Method of producing front axles for industrial vehicles
02/04/2003US6513242 Method of manufacturing a vehicle body and frame assembly including hydroformed side rails
02/04/2003US6513232 Vertical pipe expander
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