| Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707) |
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| 05/28/2008 | CN201064801Y Rotary cutter for T type tube flanging hole |
| 05/28/2008 | CN101185950A Transverse double-clamp material feeding mechanism |
| 05/27/2008 | US7377521 Process for fabricating a metallic sheet with at least one integrated raised surface zone for a compressed metallic gasket, particularly a cylinder head gasket, and sheet thus obtained |
| 05/21/2008 | EP1748854B1 Machine tool comprising a lifting drive for acting on a workpiece by means of a machining tool |
| 05/21/2008 | EP1748853B1 Stamping machine with a motorised rotating/lifting drive |
| 05/21/2008 | EP1334782B1 Die device |
| 05/21/2008 | DE202007004720U1 Kurvengetriebe mit zwei Abnahmerollen, sowie Stanz-Biege-Maschine mit einem solchen Kurvengetriebe Cam gear with two take roles, as well as punching and bending machine with such a cam mechanism |
| 05/21/2008 | DE102006056070A1 Reflector for use in a secondary concentrator or a heliostat, comprises reflecting elements on retaining elements made of two flat parts connected together with coolant channels made by material forming |
| 05/20/2008 | US7374810 Method for precision bending of sheet of materials, slit sheets fabrication process |
| 05/15/2008 | WO2008055570A1 Method and system for producing reinforced sheet metal blanks |
| 05/15/2008 | US20080110230 Systems and methods for producing assemblies |
| 05/15/2008 | US20080110224 Method of forming a surface finished workpiece for a vehicle from a metal sheet |
| 05/15/2008 | DE102006028529B4 Verfahren und Vorrichtung zum Anbringen einer Verbindungselementmutter an einem hydrogeformten Teil Method and apparatus for attaching a fastener nut to a hydroformed part |
| 05/14/2008 | EP1920855A2 Die |
| 05/14/2008 | EP1919641A1 Stamping apparatus with feed device |
| 05/14/2008 | EP1338354B1 Punch press, method of replacing punch and die for punch press, and punch system |
| 05/14/2008 | CN201058354Y Zip mode cold stamping material-marking mold |
| 05/14/2008 | CN101176899A Preparing technique of back-up ring |
| 05/14/2008 | CN101176897A Cutting-edge method and mold thereof |
| 05/14/2008 | CN101176896A Press working apparatus |
| 05/14/2008 | CN101176895A Punch working apparatus and method |
| 05/13/2008 | US7370505 Method of forming blind holes in a sheet of material |
| 05/08/2008 | DE202008002182U1 Blechbearbeitung Baukasten Schneidewerkzeug System Sheet metal working cutting modular tool system |
| 05/07/2008 | EP1660252B1 V-belt driven workpiece provided with elements which can be adjusted in respect to each other for cut-free forming of a sheet metal workpiece in a press |
| 05/07/2008 | CN201055883Y Automatic photoelectronic control roll bending punching machine |
| 05/07/2008 | CN101175587A Sheet material with bend controlling displacements and method for forming the same |
| 05/07/2008 | CN100386914C Trimming method for fuel cell membrane/electrode coupling |
| 05/07/2008 | CN100386163C The prevention of formation of burrs in a blanking process of a transverse element for a push belt for a continuously variable transmission |
| 05/06/2008 | US7368175 Metal band as an inlay for trim strips or sealing strips |
| 05/06/2008 | US7367210 Punch press and deburring device for the punch press |
| 05/02/2008 | WO2008052174A2 Forming three dimensional object |
| 05/02/2008 | WO2008051641A1 Plated antenna from stamped metal coil |
| 05/02/2008 | WO2008050911A1 Punching method and punching device employing hydro-form and hydro-formed part and structure body |
| 05/02/2008 | WO2008049509A1 Method for obtaining workpiece cutouts from a plate-like workpiece |
| 05/01/2008 | US20080098788 Pressing Machine, Pressing Method, and Punched Article |
| 05/01/2008 | US20080098787 Method of forming two-dimensional sheet material into three-dimensional structure |
| 04/30/2008 | DE10306966B4 Plattenbearbeitende Maschine mit einer Biegefunktion Panel-processing machine with a bending function |
| 04/30/2008 | DE102007046055A1 Stanzwerkzeug für ein Innenhochdruck-Umformwerkzeug Punching tool for an internal high pressure forming tool |
| 04/30/2008 | DE102006050018A1 Method for recovering workpiece cut-outs from a plate-like workpiece used in sheet metal processing comprises shortening the connection between the cut-outs and the rest of the workpiece in the direction of the cutting lines by cutting |
| 04/30/2008 | DE102006015145B4 Halterungsvorrichtung Mounting device |
| 04/30/2008 | DE102006015100B4 Halterungsvorrichtung Mounting device |
| 04/30/2008 | CN201052538Y Precision elongated punch guiding protecting device |
| 04/30/2008 | CN101168180A Method for using step type digital stamping to prepare large area periodic grid material |
| 04/30/2008 | CN100384562C Metal die for pressure processing and pressure processing method |
| 04/30/2008 | CN100384560C Punch machine |
| 04/29/2008 | US7363799 Dual operation crimp and press jawset |
| 04/29/2008 | US7363795 Guided punching apparatus |
| 04/24/2008 | WO2008049079A1 Reorientable rotatable processing tool for cutting and/or forming plate-like workpieces |
| 04/24/2008 | WO2008046501A1 Tool and machine tool for working plate-like workpieces, in particular metal sheets |
| 04/24/2008 | WO2008046500A1 Machine tool and machining tool for a machine tool |
| 04/24/2008 | WO2008046499A1 Tool for working plate-like workpieces |
| 04/24/2008 | US20080096040 Method for making a rolling-lobe air spring and apparatus therefor and a rolling-lobe air spring having a flanged plate |
| 04/24/2008 | US20080092713 Punching Die |
| 04/24/2008 | US20080092712 Flexible Electromechanical Punching Device |
| 04/24/2008 | DE102006049047A1 Werkzeugmaschine und Bearbeitungswerkzeug für eine Werkzeugmaschine Machine tool and cutting tool for a machine tool |
| 04/24/2008 | DE102006049046A1 Werkzeug und Werkzeugmaschine zum Bearbeiten von plattenartigen Werkstücken, insbesondere von Blechen Tool and tool machine for processing plate-like workpieces, especially metal sheets |
| 04/24/2008 | DE102006049044A1 Werkzeug zum Bearbeiten von plattenartigen Werkstücken Tool for working plate-like workpieces |
| 04/23/2008 | EP1914022A2 Method and device for producing three-dimensional products by forming and fine-blanking operations |
| 04/23/2008 | EP1912751A1 Sub-assembly for slot cutting robots, comprising a direct drive |
| 04/23/2008 | EP1912750A1 Forming tool and method for positioning the forming tool |
| 04/23/2008 | EP1747087A4 Turret tool holder for a press |
| 04/23/2008 | EP1581371A4 Two piece punch with pilot hole locator |
| 04/23/2008 | EP1258298B1 Measuring device for a blank processing machine |
| 04/23/2008 | CN100383485C Louvered fins for heat exchanger |
| 04/23/2008 | CN100382912C Metal plate punching process |
| 04/22/2008 | US7360388 Hollow stepped shaft and method of forming the same |
| 04/22/2008 | US7360384 Apparatus and method for hydroshearing and hydrotrimming for hydroforming die |
| 04/17/2008 | DE202008000813U1 Verbesserte Stanzvorrichtung und dabei angewendetes Stanzmodul Improved punching device while-applied stamping module |
| 04/17/2008 | DE202007018107U1 Vorrichtung zum Öffnen von Nuten The device for opening grooves |
| 04/16/2008 | CN201046478Y Square tube punching die having auto-centering device |
| 04/16/2008 | CN201046477Y Special hydraulic punching machine for sheet steel form |
| 04/16/2008 | CN101161364A Positioning device of long pipe perforating die with heterogeneous distribution hole |
| 04/10/2008 | WO2008040311A1 Method of processing a window fitting |
| 04/10/2008 | WO2007118146A3 Multi-tool technology |
| 04/10/2008 | DE202008001975U1 Justiervorrichtung Adjusting |
| 04/09/2008 | EP1529576B1 Punch press die |
| 04/09/2008 | CN101160185A Iron core, mold and method of forming and laminating the same |
| 04/09/2008 | CN101157105A Multi core mold and press method for display device using dual core mold |
| 04/08/2008 | US7354658 Oil seal |
| 04/08/2008 | US7354639 Method of bending sheet materials and sheet therefor |
| 04/08/2008 | US7353683 Surgical needle manufacturing process |
| 04/03/2008 | WO2008038837A1 Method of forming hole with rounded edge and device for forming hole with rounded edge |
| 04/03/2008 | US20080079319 Linear motor device and machine tool having the same mounted thereon |
| 04/03/2008 | DE102007045017A1 Stanzer Punches |
| 04/02/2008 | CN101156261A Manufacturing method for electrode plate for battery |
| 04/02/2008 | CN101154877A Linear motor and machine tool having the same mounted thereon |
| 04/02/2008 | CN101154876A Linear motor device and machine tool having the same mounted thereon |
| 04/01/2008 | US7350390 Sheet material with bend controlling displacements and method for forming the same |
| 03/27/2008 | DE19654881B4 Turret punch press for sheet materials - has disc-shaped upper and lower turret heads and die supply on machine frame |
| 03/26/2008 | CN201040300Y Conducting wire frame automatic cutting press |
| 03/26/2008 | CN201040299Y Infrared low-temperature refrigerating machine cold storing equipment clicking tool |
| 03/26/2008 | CN101147631A Impression and manufacturing device and method for coin middle with hole and its analogs |
| 03/20/2008 | US20080066601 Puncher |
| 03/20/2008 | CA2603350A1 Puncher |
| 03/19/2008 | EP1899090A1 Methods for manufacturing flanged article |
| 03/19/2008 | EP1536931B1 Stamping system for manufacturing high tolerance parts |
| 03/19/2008 | CN101146631A Absorber of active tool |
| 03/18/2008 | US7343770 Stamping system for manufacturing high tolerance parts |
| 03/13/2008 | US20080063834 Sheet Material with Bend Controlling Grooves Defining a Continuous Web Across a Bend Line and Method for Forming the Same |
| 03/12/2008 | EP1699579B1 Divided mould having at least two mould components |