| Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707) |
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| 07/29/2009 | EP2081707A1 Tool and machine tool for working plate-like workpieces, in particular metal sheets |
| 07/29/2009 | EP2081706A1 Tool for working plate-like workpieces |
| 07/29/2009 | CN201279546Y Double-line die of punching device |
| 07/29/2009 | CN201279545Y Gas-discharge lamp head punching device |
| 07/29/2009 | CN201279544Y Movable hydraulic punching unit |
| 07/29/2009 | CN201279543Y Nail punch head |
| 07/29/2009 | CN201279542Y No-waste blanking die |
| 07/29/2009 | CN101495252A Punch assembly |
| 07/23/2009 | WO2009090389A1 Printing plates |
| 07/23/2009 | WO2009089881A1 Method for producing closure elements for metal touch-and-close fasteners and closure element produced according to the method |
| 07/23/2009 | DE19956703B4 Hydraulisches Lochstanzwerkzeug Hydraulic hole punching tool |
| 07/23/2009 | DE19882558B4 Verfahren zur Herstellung eines gehärteten Blattstahlprodukts A method of producing a hardened sheet steel product |
| 07/23/2009 | DE102008004901A1 Pressing tool for use in press for processing sheet metal, has scraper fixedly placed in recess of work piece contact surface and protruding from work piece contact surface towards counterpart |
| 07/22/2009 | EP2080570A1 Printing plates |
| 07/22/2009 | EP2079554A2 Method of forming two-dimensional sheet material into three-dimensional structure |
| 07/22/2009 | CN201275570Y Adjustable punching die |
| 07/22/2009 | CN100515995C Molding tool formed of gradient composite material and method of producing the same |
| 07/16/2009 | US20090180862 Method of manufacturing turbine frame for VGS turbocharger, turbine frame manufactured by the method, exhaust gas guide assembly for VGS turbocharger using the turbine frame, and VGS turbocharger in which the exhaust gas guide assembly is incorporated |
| 07/16/2009 | US20090178269 Method of producing iron core and apparatus for producing iron core |
| 07/15/2009 | CN201271691Y Floating blanking structure of cold punching mould |
| 07/15/2009 | CN201271690Y Perforating die |
| 07/15/2009 | CN201271689Y Die used for automobile body part flanging side punching process |
| 07/15/2009 | CN201271688Y Refrigerator inner container punch machine |
| 07/15/2009 | CN201271687Y Unit type combined punch crossbeam chamfering die |
| 07/15/2009 | CN101480676A Method for automatically processing pipe fitting and equipment thereof |
| 07/15/2009 | CN101480675A Eccentric supporting axle type intermittent notching device for notching press |
| 07/14/2009 | US7559727 Tapping method and device, and punch press |
| 07/14/2009 | CA2389309C Multi-tool alignment apparatus |
| 07/09/2009 | WO2009084948A1 Blanking assembly that is destined to be applied for the purpose of blanking transverse elements for use in a push belt for a continuously variable transmission |
| 07/09/2009 | US20090173129 Method and device for the production of a stamping with enlarged functional surface |
| 07/09/2009 | DE10044463B4 Plättchenschneidverfahren Dicing process |
| 07/08/2009 | EP2077168A1 Punching method and punching device employing hydro-form and hydro-formed part and structure body |
| 07/08/2009 | EP1733818B1 Shearing device |
| 07/08/2009 | CN101474653A Machine tool for punching hole on side position of U section steel |
| 07/08/2009 | CN100509275C Turret tool holder for a press |
| 07/08/2009 | CN100509199C Integrated circuit punching formation equipment |
| 07/02/2009 | US20090165525 Method and device for the production of a stamping with almost smooth cutting and enlarged functional surface |
| 07/02/2009 | US20090165524 Stamping apparatus with feed device |
| 07/02/2009 | US20090165520 Roll-forming system and method thereof |
| 07/02/2009 | DE202007018838U1 Werkzeugmaschine und Bearbeitungswerkzeug für eine Werkzeugmaschine Machine tool and cutting tool for a machine tool |
| 07/02/2009 | DE102007063030A1 Groove covering removing method for profile in e.g. machine frame, involves positioning drill on groove covering, pressing groove covering inside groove by another drill, and shearing-off groove covering at boundaries of groove |
| 07/01/2009 | CN201264055Y Accurate pressing device for thin type material |
| 07/01/2009 | CN201264054Y Roller type blanking device |
| 06/30/2009 | US7552535 Method of forming hydroformed member with opening |
| 06/30/2009 | CA2537706C Cam slide unit with mutually adjustable elements for cutting and/or non-cutting forming of a sheet metal workpiece in a press |
| 06/30/2009 | CA2435833C Wedge-lockable removable punch and die bushing in retainer |
| 06/25/2009 | US20090158803 Method of Manufactring Ring-Shaped Member |
| 06/25/2009 | US20090158741 Method for Generating Openings in a Metal Foil, Method for Producing a Honeycomb Body, Exhaust Gas Treatment Unit Having a Honeycomb Body Produced by the Method and Motor Vehicle |
| 06/25/2009 | DE102005021028B4 Presse zum Schneiden von hochfesten Blechen Press for cutting high-strength sheet metal |
| 06/24/2009 | EP0919306B1 Method and apparatus for manufacturing profiles and laminates |
| 06/24/2009 | CN201261041Y Force plug of high drawing die for transformer core lamination |
| 06/24/2009 | CN101463444A Molding tool formed of gradient composite material and method of producing the same |
| 06/24/2009 | CN101462137A Pipe wall punch machine |
| 06/24/2009 | CN101462136A Hole punching technological process of nodular cast iron material thin wall piece |
| 06/24/2009 | CN101462135A Eccentric crankshaft punching machine |
| 06/24/2009 | CN100504474C High precision optical fiber alignment components |
| 06/24/2009 | CN100503074C Absorber of active tool |
| 06/23/2009 | CA2325307C Loose lamination die with rotating blanking station |
| 06/17/2009 | EP2070609A1 Method of forming hole with rounded edge and device for forming hole with rounded edge |
| 06/17/2009 | EP2069115A1 Method of processing a window fitting |
| 06/17/2009 | CN201257470Y Mould waste material sliding mechanism |
| 06/17/2009 | CN101456048A Apparatus for machining variable trim line of panel |
| 06/17/2009 | CN100500322C Manual electric hydraulic pore opener |
| 06/17/2009 | CN100500321C Shearing device |
| 06/11/2009 | WO2009072309A1 Puncher |
| 06/11/2009 | US20090145273 Methods and Machine Tools for Processing Workpieces |
| 06/10/2009 | EP2067544A1 Machine tool and method for machining workpieces |
| 06/10/2009 | EP1412170B1 Tool apparatus and programmable method for punching apertures into a workpiece |
| 06/10/2009 | CN201253660Y Sheet-bar puncturing device |
| 06/10/2009 | CN201253659Y Autocar longeron numerical control punching wire host |
| 06/10/2009 | CN201253658Y Adjustable die edge cutting device |
| 06/10/2009 | CN201253657Y Lead rack automatic die cutter |
| 06/10/2009 | CN101454093A Method and device for producing a cutout or aperture in the wall of a component formed according to the hydroforming process |
| 06/10/2009 | CN101454092A Programmable apparatus and method for body panel and clinch nut attachment |
| 06/10/2009 | CN101450358A Puncher |
| 06/09/2009 | CA2419225C Method for precision bending of a sheet of material and slit sheet therefor |
| 06/03/2009 | CN201249235Y Female die for preventing waste from stacking |
| 06/03/2009 | CN201249234Y Sheet-metal part side hole punched device |
| 06/03/2009 | CN101444809A Punching device for bridge plate production line |
| 06/03/2009 | CN101444808A Die for cutting airgap of punching sheet slot of electric motor |
| 06/03/2009 | CN101444807A Stepping coordinated thin-plate fine blanking method |
| 05/28/2009 | WO2009065694A1 Method for producing a burr-free cut surface and device for carrying out the method |
| 05/28/2009 | US20090133461 Machining method, program, machining-program generating program and machining apparatus of press die |
| 05/28/2009 | DE102007047836A1 Verfahren zum Herstellen einer gratfreien Schnittfläche und Vorrichtung zur Durchführung des Verfahrens A method of manufacturing a burr-free sectional area and apparatus for carrying out the method |
| 05/27/2009 | EP2061610A1 Punching device and method for punching |
| 05/27/2009 | CN201244623Y Novel perforator |
| 05/27/2009 | CN201244622Y Inlaid type hexagon cutting die |
| 05/27/2009 | CN101443139A Method for joining planar sheets and sheets therefor |
| 05/27/2009 | CN101442898A Numerical control forming machine for integrated circuit pin |
| 05/27/2009 | CN101439380A Sheet material-rolling punch machine |
| 05/27/2009 | CN101439379A Device for punching closing end of container |
| 05/27/2009 | CN101439378A One-shot forming mold for driving wheel of automobile air conditioner clutch |
| 05/26/2009 | US7536929 Ball screw and method for producing a spindle nut, in particular of a ball screw |
| 05/26/2009 | US7536894 Method and device for the production of the thin-walled part |
| 05/21/2009 | US20090126548 Punch press |
| 05/20/2009 | DE202009002418U1 Stanzwerkzeug Punch |
| 05/20/2009 | DE102007054825A1 Werkzeug zum Beschneiden und Abstellen von flächigen Werkstücken sowie Schneide- und Abstellverfahren Tool for trimming and parking of flat workpieces and cutting and shutdown procedures |
| 05/20/2009 | CN201239765Y Full-automatic curtain blade forming machine |
| 05/20/2009 | CN201239761Y Gasket mould |
| 05/20/2009 | CN201239758Y Circular oil pressure punch machine |