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 22 - Shaping without cutting, by stamping, spinning, or deep-drawing
Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324)
10/2002
10/31/2002DE10120880A1 Deep drawn component manufacturing process involves positioning cutouts so that they at least partly extend into grooves formed in plate between bead recesses and beads
10/30/2002EP1253208A1 Method of manufacturing a hardened sheet metal profile
10/30/2002CN2518615Y Shape punching machine specially for punching screw end surface groove
10/30/2002CN1376576A Pressing make-up machine
10/30/2002CN1093443C Process for production of can by wall ironing
10/23/2002EP1250200A2 Method for making a bung for a metal cask
10/23/2002CN2517524Y Bamboo joint internal expander
10/23/2002CN1375364A Rotary master-form moving device for negative-angle forming mould
10/23/2002CN1093092C Method for making strengthened spinner having integrally formed ribs
10/22/2002US6467322 Pipe shaping method
10/17/2002WO2001078917A1 Method for producing an acoustically effective stack of films for a motor vehicle heat shield
10/17/2002US20020148272 Method and apparatus for forming deep-drawn articles
10/17/2002US20020148117 Heat exchanger tube manufacturing method
10/16/2002EP1069961B1 Self-extruded bushing assembly and method of making the same
10/16/2002EP0946438A4 Method for making a strengthened spinner having integrally formed ribs
10/16/2002CN2516291Y Multi-prucedure continuous die machine set for puncher
10/16/2002CN1092542C Centrifugal separation rotating drum disc with spacer and manufacturing method thereof
10/15/2002US6463659 Multi-stage pulley and production method thereof
10/10/2002WO2002079525A1 Flanged parts producing method, and heat treating device and heat treating method
10/10/2002WO2002079360A1 Lubricant blend and use of the same
10/10/2002DE10115696A1 Schmierstoffmischung und ihre Verwendung Lubricant mixture, and their use
10/10/2002CA2448053A1 Lubricant blend and use of the same
10/09/2002CN2514951Y Movable die for working sheet metal of automobile
10/09/2002CN1373017A Rotary prafile moving device for negative angle shaping mould
10/09/2002CN1373016A Negative angle shaping mould
10/09/2002CN1373015A Negative angle shaping mould
10/08/2002US6460393 Method for forming bucklings in a plate member, tool and plate
10/03/2002WO2002076716A1 Device for treating flat material
10/03/2002US20020139162 Method for machining protuberance of special -shaped tube
10/02/2002EP1245664A1 Lubricant composition and its use
10/02/2002EP1245307A2 Manufacturing method of component part for variable capacity turbine, and the structure
10/02/2002EP1245303A2 Method for machining protuberance of special-shaped tube
10/02/2002CN2513694Y Stamping mould for metal conic parts
10/01/2002US6457340 Method of forming a boss of a boss-integrated sheet metal member
09/2002
09/26/2002US20020136630 Manufacturing method of component part for variable capacity turbine, and the structure
09/26/2002US20020135095 Method for the manufacturing of a plate
09/26/2002DE10114629A1 Vorrichtung zum hydromechanischen Tiefziehen eines Metallbleches Device for hydromechanical deep drawing of a metal sheet
09/25/2002EP1243355A2 Negative-angle forming die
09/25/2002EP1243354A2 Apparatus for hydromechanical deep-drawing of metal sheet
09/24/2002US6453714 Method of forming an eccentrically expanded pipe and eccentrically pipe-expanding device
09/21/2002CA2346232A1 Rotary cam moving apparatus for negative-angle forming die
09/19/2002DE10112052A1 Bladed tool for deep drawing has blades mounted on baseplate to which they are attached by anchors
09/18/2002EP1240999A1 Press forming machine
09/18/2002CN2511411Y Processing equipment for machining metal intake of fan
09/18/2002CN1369335A Technology for making seamless steel tube for axle shaft of semitrilar
09/17/2002US6451447 Shaped multilayer metal foil shield structures and method of making
09/12/2002WO2002070163A1 Forming tool for hydromechanically deep-drawing workpieces from sheet metal blanks
09/12/2002WO2002070161A2 Method of forming a sheet metal cup without a mandrel
09/12/2002WO2002070152A1 An apparatus and method for spin-forming a tube
09/12/2002WO2001017754A9 Method for providing textures on products
09/12/2002US20020125722 Spin forming a tubular workpiece to form a radial flange on a tubular flange and a thick rim on the radial flange
09/12/2002US20020124622 Method for forming bucklings in a plate member, tool and plate
09/12/2002US20020124620 Rotary cam moving apparatus for negative-angle forming die
09/12/2002US20020124619 Negative-angle forming die
09/12/2002US20020124614 Flanged connector for HVAC ducting
09/12/2002DE10111013A1 Vorrichtung zum Befestigen zweier Teile sowie Verfahren und Vorrichtung zum Herstellen einer solchen Vorrichtung Device for securing two parts as well as methods and apparatus for making such a device
09/12/2002DE10108497A1 Chipless blank forming by pressure roller supports rotating blank by support roller and thrust bearing during forming of flange boss by pressure roller for end shape precision.
09/11/2002EP1238724A1 Integral rivet for fastening two parts as well as its manufacturing method and device
09/11/2002EP1238722A2 Negative-angle forming die
09/11/2002EP1238721A2 Negative-angle forming die
09/11/2002EP1238720A2 Negative-angle forming die
09/11/2002CN2510195Y Drawing die for stamping metal thin plate
09/11/2002CN2510194Y Rolling tool for large hydraulic cylinder internal-holes
09/11/2002CN2510193Y Elastic rolling tool for hydraulic press cylinder holes
09/11/2002CN2510192Y Cold-extruded pipe joint die for vertical hydraulic press
09/11/2002CN2510191Y Once-through die-cut shaping machine for keel
09/11/2002CN1090545C Method for making flat components and resulting flat components from the method
09/10/2002CA2274470C Method of forming and piercing a tube
09/06/2002WO2002068278A2 Dome forming system
09/06/2002WO2002036284A3 Method of making a can having a recessed base
09/06/2002WO2002028561A3 Cool forming of splined transmission hubs
09/06/2002EP1117501A4 Process for manufacturing a captive screw
09/06/2002CA2442459A1 Dome forming system
09/05/2002US20020121123 Rotary cam driving apparatus for negative-angle forming die
09/05/2002US20020121122 Negative-angle forming die
09/05/2002CA2345973A1 Negative-angle forming die
09/05/2002CA2345967A1 Rotary cam driving apparatus for negative-angle forming die
09/04/2002CN1367054A Spin forming method and its equipment
09/04/2002CN1367053A Process for processing square bar stud bolt
09/04/2002CN1090278C Ultra light lift valve for IC engine
09/04/2002CN1090277C Engine variable valve timing mechanism
09/03/2002US6442990 Method of manufacturing a plate-shaped member having a recess and press die for forming recesses
09/03/2002US6442988 Methods of spin forming initially cylindrical containers and the like
08/2002
08/29/2002US20020116972 Method of forming a sheet metal cup without a mandrel
08/29/2002DE10108170A1 Verfahren und Vorrichtung zum Herstellen einer eingebuchteten Aufnahmeöffnung Method and apparatus for manufacturing a indented receiving opening
08/28/2002EP1234622A2 Method and apparatus for making an indented opening
08/28/2002CN2507579Y Multi-procedure one-shot shaping machine
08/22/2002US20020113069 Can end for a container
08/22/2002DE10108498C1 Vorrichtung zur spanlosen Herstellung eines eine konzentrische Nabe aufweisenden Formkörpers Apparatus for cutting production of a concentric hub comprising molding
08/21/2002CN2506369Y Quick shaping machine
08/20/2002US6434996 Punch assembly for forming a base in a metal beverage can
08/20/2002US6434991 Flow-forming method and apparatus
08/15/2002WO2002062500A2 Method and forming machine for deforming a hollow workpiece
08/14/2002CN1364128A Tallored blank product and manufacture thereof
08/14/2002CN1089042C Manufacture of poly-V-grooved pulley
08/08/2002WO2002007906A3 Method and forming machine for deforming a hollow workpiece
08/08/2002US20020107090 Method of manufacturing a curved metal plate, and golf club head
08/08/2002US20020104351 Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same
08/08/2002DE10149221C1 Verfahren zur Herstellung eines gehärteten Blechprofils A method of producing a hardened sheet metal profile
08/07/2002EP1227904A1 Deep drawing press and method for deep-drawing sheet-metal workpieces
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