Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324)
01/2004
01/14/2004EP1380365A1 Spindle mechanism
01/14/2004EP1379341A1 A method and a device for manufacturing of a closed profile and a profile manufactured according to said method
01/14/2004EP1303384B1 Razor cartridge with painted and drawn retaining clip
01/14/2004EP1283754B1 High-pressure shaping method and device
01/14/2004CN1134316C Rotary press modelling process and apparatus
01/13/2004US6675626 Press forming process and product formed thereby with high dimensional accuracy, and workpiece used therefor
01/13/2004US6675620 Process for manufacturing large area sheet metal parts, in particular a body component for a vehicle
01/13/2004US6675618 Method for manufacturing heat transfer member
01/13/2004US6675477 Method for manufacturing spool valve
01/08/2004DE10227960A1 Vorrichtung zum Umformen von Metallblech An apparatus for forming sheet metal
01/07/2004EP1377504A2 Dome forming system
01/07/2004CN2597125Y Stamping mechanism for improved stamping mechanism
01/07/2004CN1465454A Cold stamping method for making piston use in oil transmitting pump of diesel engine
01/02/2004EP1375682A1 Flanged parts producing method, and heat treating device and heat treating method
01/02/2004EP1372946A1 Device for treating flat material
01/02/2004EP1372881A2 Method of forming a sheet metal cup without a mandrel
12/2003
12/31/2003WO2004001248A2 Splined clutch hub and method of making same
12/31/2003CN2595484Y Wheel spoke digital control rotary press
12/24/2003CN2593928Y Multifunctional flow spinning machine tools
12/24/2003CN2593927Y Stretching cutting composite mould
12/24/2003CN1462657A Method and device of controlling force at edge of quadrate blank for deep pulling and extending process
12/24/2003CN1462656A Method for making lace of pot and its products
12/18/2003US20030230260 Assembled camshaft for engine and production method thereof
12/17/2003EP1371816A2 Assembled Camshaft for Engine and Production Method Thereof
12/17/2003EP1371431A2 Method for making elements of a continuously variable transmission belt
12/17/2003CN2592305Y Special shaping tool of die-free rapid shaping for metal plate
12/17/2003CN2592304Y Container external side plate stamping press
12/17/2003CN2592303Y Small-sized digital control turret punch press
12/16/2003US6662427 Method of forming a cavity structure with a thin bottom base plate
12/11/2003US20030226388 Rotary drive apparatus for rotary body
12/11/2003DE10216139C1 Prägevorrichtung Embossing device
12/10/2003EP1369187A2 Rotary drive apparatus for rotary body
12/10/2003CN2590697Y Hardware die
12/10/2003CN2590696Y Crankshaft punch with up-down table top
12/10/2003CN2590695Y Pneumatic punching machine protector
12/09/2003US6660106 Large diameter dome tanks made of a plurality of plates friction stir welded together to form a blank and spun and/or stretched into form. The dome tanks may be for holding liquid rocket fuel
12/09/2003US6660092 Device for applying a coating agent
12/07/2003CA2392582A1 Rotary drive apparatus for rotary body
12/03/2003CN2589115Y Digital controlled automatic punching machine for high-speed precision apron
11/2003
11/27/2003WO2003098142A1 Heat carrier and method for the production thereof
11/27/2003WO2003097268A1 Forming tool
11/26/2003EP1363752A1 Forming tool for hydromechanically deep-drawing workpieces from sheet metal blanks
11/26/2003EP0726186B1 Belt mounting clamp for seat belt assembly and process for production thereof
11/26/2003CN2587546Y Soundless cam
11/26/2003CN2587545Y Drop stamping device for magnesium alloy sheet material
11/26/2003CN1128711C Shaped multiplayer metal foil shield structures and method of making
11/20/2003WO2003095186A1 Fluid cell press with a gripping arrangement and method and use of the press
11/20/2003US20030213321 Hollow rack shaft and manufacturing method thereof
11/19/2003EP1362650A2 Stretch-draw tool
11/19/2003CN2586548Y Small-sized high speed inverted punching apparatus
11/19/2003CN1457276A Method of forming sheet metal cup without mandrel
11/18/2003US6647839 Method of forming an integral tubular projection in a work by spinning and a product produced by the same
11/18/2003US6647756 Draw die shoes
11/18/2003CA2259800C Core plug formation die apparatus and method of manufacturing a core plug
11/13/2003WO2003092925A1 Manufacture method and apparatus mold of electrode for power plug
11/13/2003DE20122011U1 Smoothing or polishing the surfaces of workpieces using a spinning lathe whereby the position of the pressure roller is constantly monitored so that variations in the thickness of the workpieces can be compensated
11/12/2003EP1361123A2 Seat belt anchorage plate and method of manufacturing thereof
11/12/2003CN2585718Y Double-bottom lever type punching machine
11/12/2003CN1455711A Method for shaping structures comprised of aluminium alloys
11/12/2003CN1454729A Band-pulley formation method and apparatus
11/11/2003US6644692 Anchor with an improved upper structure and method for manufacturing the same
11/11/2003US6644083 Spin forming a tubular workpiece to form a radial flange on a tubular flange and a bead or thick rim on the radial flange
11/11/2003US6643911 Method of manufacturing yoke through multistage-drawing process
11/05/2003EP1359006A1 Metal product with excellent moldability surface-treated with alkali-soluble lubricant
10/2003
10/30/2003US20030200657 Method and device for forming pulley
10/29/2003EP1356878A2 Method and device for forming pulley
10/29/2003EP1214161B1 Insert piece for a container holding a liquid which is to be heated or cooled, container having an insert piece of this nature, and process for forming an insert piece
10/29/2003CN2582775Y Metal and polyamide composite mould
10/29/2003CN1451499A Electrically controlled continuous die
10/29/2003CN1125966C Heat exchanger fin and die punch set for manufacturing the same
10/28/2003US6638469 Method of manufacturing waved disk for friction engaging apparatus
10/28/2003US6637248 Method for machining protuberance of special-shaped tube
10/23/2003WO2003086779A2 Conveyance device in an embossing device
10/23/2003US20030199810 Methods and apparatuses for forming microprojection arrays
10/22/2003EP1353852A1 Can end for a container
10/22/2003CN2581097Y Hand dia stamping shearing machine frame
10/21/2003US6634203 Process for the production of a can by wall ironing
10/16/2003WO2003084693A1 Method and embossing die for producing a structural part from a vault-structured sheet metal
10/16/2003US20030193214 Tailored blank article and manufacturing method of the same
10/15/2003CN2579549Y Multishaft displacement continuous punching machine
10/15/2003CN2579548Y Metal base ceramic composite punch head
10/15/2003CN1448241A Method for processing welded material, welded material and welding process thereof
10/14/2003US6631630 Hydroforming of composite materials
10/09/2003US20030189272 Process and apparatus for producing an assembly linkage on a hollow profile
10/09/2003US20030188562 Draw die shoes
10/08/2003EP1351350A1 Method for manufacturing and/or processing contact elements in a progressive die
10/08/2003CN1446646A Circular metal structure, its mfg. method and prodn. equipment
10/01/2003EP1348499A2 A method for determining a die profile for forming a metal part having a desired shape and associated methods
10/01/2003EP1348498A2 Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same
10/01/2003EP1347849A1 Flospinning method and device for carrying out flospinning
10/01/2003EP1183116B1 Use of tensile stress for deforming a metal object in the form of a circumferential surface
09/2003
09/30/2003US6626351 Method and apparatus for the manufacturing of structural members
09/30/2003US6626021 Engine oil pan and forming method and apparatus
09/25/2003US20030182005 Method for determining a die profile for forming a metal part having a desired shape and associated methods
09/25/2003US20030177803 Can base reforming
09/25/2003US20030177802 Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same
09/24/2003EP1347211A1 Cam block and method for manufacturing the same
09/24/2003EP1345711A2 Method and forming machine for deforming a hollow workpiece
09/24/2003CN2574802Y Multithread steel wire cutter differential driving mechanism
09/23/2003US6622539 Deep-drawing method and deep-drawing die
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