| Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707) |
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| 10/28/2008 | US7442023 Molding tool |
| 10/28/2008 | CA2552039C Continuous rotary hole punching method and apparatus |
| 10/23/2008 | WO2008126579A1 Actuator, and unclamp device and processing device with actuator |
| 10/23/2008 | WO2008125238A1 Multicolor printed and embossed lid for cream jars and method for producing such covers |
| 10/23/2008 | WO2008125234A1 Method and device for producing a hollow profile |
| 10/23/2008 | US20080257006 Method of bending sheet materials and sheet therefor |
| 10/22/2008 | CN201136020Y Punching apparatus for tube of timber support |
| 10/22/2008 | CN101288931A Zero clearance blade producing method of shaping press cutting mold |
| 10/22/2008 | CN101288887A Steel tube cold blanking method |
| 10/22/2008 | CN100427238C Metal porous body |
| 10/22/2008 | CN100427237C Rotation overrunning groove-shove chucking metallic rod material sever machine |
| 10/22/2008 | CN100427236C Punching machine with electrical rotating- /lifting drive |
| 10/21/2008 | US7440874 Method of designing fold lines in sheet material |
| 10/16/2008 | WO2008123547A1 Method of producing coned disc spring, and clutch device |
| 10/16/2008 | WO2005016694A3 Programmable apparatus and method for body panel and clinch nut attachment |
| 10/16/2008 | US20080250838 Method and device for producing metal rings |
| 10/16/2008 | DE202007018546U1 Werkzeugmaschine zum trennenden Bearbeiten von Werkstücken Machine tool for separating the machining of workpieces |
| 10/15/2008 | EP1979108A1 Punch, apparatus and method for forming opposing holes in a hollow part, and a part formed therefrom |
| 10/15/2008 | CN201134651Y Multi-position perforator of female header |
| 10/15/2008 | CN201132196Y Copper block gathering apparatus |
| 10/15/2008 | CN201132186Y Side punched hole structure of cold stamping die |
| 10/15/2008 | CN101284344A Production method of luminous tube pin |
| 10/15/2008 | CN101284294A Silicon steel sheet punching die blade blocks and processing technique |
| 10/14/2008 | US7437210 Punching tool provided with a tool identification medium and punch press provided with a tool identification medium reader |
| 10/14/2008 | US7434511 Image recording apparatus including a plurality of notch forming sections |
| 10/14/2008 | US7434443 Compound press-forming apparatus and compound press-forming method |
| 10/08/2008 | CN201127968Y Perforating die for conveniently adjusting |
| 10/08/2008 | CN201127967Y Special-shaped transversal cutting device of thin material press forming mold |
| 10/08/2008 | CN101282801A Method of manufacturing ring-shaped member |
| 10/08/2008 | CN101282800A Method of manufacturing ring-shaped member |
| 10/08/2008 | CN101282799A Method for manufacturing annular component |
| 10/08/2008 | CN101282797A Device for assembling machine components using adiabatic energy change |
| 10/08/2008 | CN101279514A Punching machine, automatic processing system with the punching machine and method for processing sheet material |
| 10/08/2008 | CN101279413A Molding technique of plasma heat radiation board |
| 10/08/2008 | CN100423890C Method of molding radiator, and locative structure |
| 10/08/2008 | CN100423866C Device for processing keyhole of door and window aluminium section bar and processing method thereof |
| 10/07/2008 | CA2400730C Hydroforming flush system |
| 10/07/2008 | CA2378488C Wedge-lockable removable punch and die bushing in retainer |
| 10/02/2008 | WO2008116527A1 Punching device and method for punching |
| 10/02/2008 | US20080236356 Punching device |
| 10/02/2008 | US20080236238 Method and apparatus for making metallic casing |
| 10/02/2008 | DE102007015629A1 Machine cutting-out wall section from end of box-tubing, includes blade in carrier supported during cutting stroke for rotary- rather than linear motion, |
| 10/02/2008 | DE102007015467A1 Kurvengetriebe mit zwei Abnahmerollen, Verfahren zur Herstellung eines derartigen Kurvengetriebes, Programm zur Durchführung der Schritte des Verfahrens, sowie Stanz-Biege-Maschine mit einem solchen Kurvengetriebe Cam gear with two take roles, processes for producing such a cam gear program for performing the steps of the method, as well as punching and bending machine with such a cam mechanism |
| 10/01/2008 | EP1974835A1 Punching slider, especially for use in a punching device |
| 10/01/2008 | CN201124201Y Non-female die piercing die for pipe with helical type male die end |
| 10/01/2008 | CN201124200Y Improved knife tool for processing automobile air conditioner collecting tube hole arrangement |
| 10/01/2008 | CN201124199Y Device for processing automobile air conditioner collecting tube |
| 10/01/2008 | CN201124198Y Channel steel cutting mould |
| 10/01/2008 | CN101274346A Method for producing metallic stamping pieces |
| 10/01/2008 | CN101274345A Metal casing forming method and rotary cutting apparatus using the same |
| 10/01/2008 | CN100423331C A rolling formation based manufacture method for metal bipolar plate of proton exchange membrane fuel cell |
| 09/25/2008 | US20080229893 Tools with a thermo-mechanically modified working region and methods of forming such tools |
| 09/25/2008 | US20080229799 Laminated magnetic cores |
| 09/25/2008 | US20080229798 Manufacturing process for extending a length of service of component parts |
| 09/25/2008 | DE102008008469A1 Vorrichtung zum Lochstanzen Apparatus for punching |
| 09/25/2008 | DE10148689B4 Vorrichtung und Verfahren zum Fertigen eines Einspritzlochs in einer Düsenplatte eines Brennstoffeinspritzventils Apparatus and method for fabricating an injection hole in a nozzle plate of a fuel injector |
| 09/24/2008 | EP1971464A2 Formation tool for a punching machine |
| 09/24/2008 | CN201120638Y Material block-resistant apparatus of high speed blanking mold for thin belt material |
| 09/24/2008 | CN201120433Y Blanking-remedying recombined fine blanking die |
| 09/24/2008 | CN201120428Y Waterwheel generator stator punch die final assembly structure |
| 09/24/2008 | CN201120427Y Waterwheel generator stator punch die structure |
| 09/24/2008 | CN101270609A Method for producing building buckle |
| 09/24/2008 | CN101269391A Drip molding with flanging hole and its processing method |
| 09/23/2008 | US7427258 Counter-rotating spindle transmission |
| 09/18/2008 | WO2008112394A2 Die holder for fabricating press |
| 09/18/2008 | WO2008110882A1 Fluid distributor apparatus and punching method |
| 09/17/2008 | EP1970918A2 Laminar article for electrical use and a method and machine for producing said article |
| 09/17/2008 | EP1970667A1 Method and device for inspecting a perforation in a workpiece as results of an operation on the workpiece |
| 09/17/2008 | EP1970137A1 Dowel forming method for buckle base member |
| 09/17/2008 | EP1969687A2 Method for joining planar sheets and sheets therefor |
| 09/17/2008 | CN201118109Y Numerical control busbar punch machine thin bar pinching tools |
| 09/17/2008 | CN201115867Y Equipment for processing board |
| 09/17/2008 | CN101264567A Manufacturing technology for high pressure filtering device of coffee machine |
| 09/17/2008 | CN100420127C Method and apparatus for making magnetic path for one generator |
| 09/17/2008 | CN100418756C Pressing make-up machine |
| 09/17/2008 | CN100418752C Motor driven link press |
| 09/11/2008 | US20080216630 Device for Assembling Machine Components Using Adiabatic Energy Change |
| 09/10/2008 | EP1967301A1 Machine assembly for processing plate-shaped workpieces with a processing unit and a handling device for processed products |
| 09/10/2008 | CN101260776A Ultra-high tensile steel vehicle door anti-collision joist and method of manufacture |
| 09/10/2008 | CN101259510A Stamping method for using high-strength steel plate to manufacture automobile rear bumper steel girder |
| 09/10/2008 | CN101259509A Forming technique for sheet metal stamping cold forging and fine blanking composite boss part |
| 09/10/2008 | CN101259508A Manufacturing method of conical drum for communicating with article rack |
| 09/10/2008 | CN101259503A Apparatus for hole punching |
| 09/10/2008 | CN100417467C Process and apparatus for punching hole in angle steel flange of air duct |
| 09/09/2008 | CA2373195C Self-guiding punch and die set |
| 09/04/2008 | US20080213615 Ferrite sheet |
| 09/04/2008 | DE202008008323U1 Stanzwerkzeug für die Blechbearbeitung Punching tool for sheet metal |
| 09/04/2008 | DE10252625B4 Presse mit Schnittschlagreduzierung Press with cutting impact reduction |
| 09/03/2008 | EP1791663A4 Universal cam slide |
| 09/03/2008 | CN201108943Y Material distributing device for punching pieces |
| 09/03/2008 | CN101254579A Column-shaped method for producing radiator |
| 09/03/2008 | CN100415403C Punch for punching sheet metal and apparatus for punching sheet metal having the punch |
| 08/28/2008 | WO2008103020A1 Punching press with interchangeable punch-holder and mould-holder |
| 08/28/2008 | DE102007015046B3 Stamping device for cutting blanks from band-shaped material, has blank holder rotatable about rotational axis of rotation of ram, and die rotatable about concurrent rotational angle, where die is movably supported in axial direction |
| 08/27/2008 | EP1961504A2 Process for producing high precision optoelectronic components |
| 08/27/2008 | CN201105302Y Railway passenger car quadrangle-door outside door plate lock-hole side-punching mold |
| 08/27/2008 | CN201105301Y Combined punch |
| 08/27/2008 | CN101251752A Press apparatus and programmable method |
| 08/27/2008 | CN101251629A Composite type adapter bayonet seat board and producing method thereof |
| 08/27/2008 | CN101249916A Elevator calling box panel and method for making same |