| Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523) |
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| 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 |
| 05/27/2008 | US7377017 Slim-line hand operated rivet tool for setting plastic blind rivets in tight access spaces |
| 05/22/2008 | US20080119762 Guide wire |
| 05/21/2008 | DE102007002450B3 Torsion beam axle for motor vehicle, has reinforced profile provided at bend section, where reinforced profile is formed by roll pressed material and extends in longitudinal direction of torsion profile |
| 05/15/2008 | US20080110227 Method of working metal, metal body obtained by the method and metal-containting ceramic body obtained by the method |
| 05/15/2008 | US20080110126 Light Weight Metal Framing Member |
| 05/14/2008 | CN100388536C Grid-plate of battery plate and manufacture method and battery using the grid-plate |
| 05/13/2008 | US7370505 Method of forming blind holes in a sheet of material |
| 05/08/2008 | US20080105023 Method of forming a panel from a metal alloy sheet |
| 05/07/2008 | CN100386165C Method of manufacturing metal ring for endless metal belt |
| 05/06/2008 | CA2450879C Apparatus for and method of radial expansion of a tubular member |
| 04/30/2008 | EP1915296A1 Flexible tab, tooling for the manufacture of the flexible tab and method of manufacturing the flexible tab |
| 04/30/2008 | EP1590108A4 Method for providing marking on the pull tab of a can end |
| 04/30/2008 | CN101171093A Three-dimensional structure formed with precision fold technology and method of forming same |
| 04/24/2008 | WO2008048808A2 Method for manufacturing high flow insufflation needle stylet |
| 04/23/2008 | EP1799373B1 Stretcher-leveler and method for producing an expanded grating |
| 04/23/2008 | CN101166587A Setting tool |
| 04/17/2008 | US20080086857 Tailor Welded Blank Assembly and Method |
| 04/17/2008 | DE102006048643A1 Production of a cylindrical or conical drum casing for a washing drum of a household washing machine comprises holding a sheet metal plate against the winding direction under a tensile stress using a cylindrical or conical molded body |
| 04/15/2008 | CA2337474C Spectacle frames, unalterable at different temperatures and the process for making them |
| 04/10/2008 | US20080083257 Method for manufacturing high flow insufflation needle stylet |
| 04/10/2008 | US20080083255 Single action press for manufacturing shells for can ends |
| 04/10/2008 | CA2664354A1 Method and apparatus for improving the distribution of compressive stress |
| 04/03/2008 | US20080078227 Sheet metal blank |
| 04/01/2008 | US7350585 Hydraulically assisted tubing expansion |
| 03/27/2008 | WO2008036532A2 Dockable trolley for vehicle frame-straightening bench |
| 03/27/2008 | WO2008034749A1 Heat exchanger and method for producing a heat exchange element for such a heat exchanger |
| 03/20/2008 | US20080066519 Dockable trolley for vehicle frame-straightening bench |
| 03/20/2008 | US20080066517 Method for bending metal material, bending machine, bending-equipment line, and bent product |
| 03/20/2008 | DE102006040023A1 Verfahren zur Herstellung von mindestens zwei parallel zueinander verlaufenden ebenen Funktionsflächen auf einem Rohr A process for producing at least two mutually parallel planar surfaces function on a tube |
| 03/19/2008 | CN101144132A Obstruct explosion-proof material and manufacturing technique thereof |
| 03/11/2008 | US7341163 Can shell and double-seamed can end |
| 02/28/2008 | WO2008024004A1 Method of expanding a sheet material and articles produced thereby |
| 02/28/2008 | US20080047126 Method of manufacture a cup face with different thickness distribution |
| 02/26/2008 | US7334447 Nacelle nose cap forming method and apparatus |
| 02/13/2008 | CN101121189A Keel expansion forming technology |
| 02/13/2008 | CN100368596C Production technology of ceramic outer shell cover plate of crystal oscillator |
| 02/05/2008 | US7325434 Method for manufacturing ring-shaped magnet material and manufacturing apparatus used therefor |
| 01/31/2008 | DE102006034585A1 Loch- und gewindeformende Schraube Hole and thread-forming screw |
| 01/31/2008 | DE102006034584A1 Loch- und gewindeformende Schraube Hole and thread-forming screw |
| 01/31/2008 | DE102006034583A1 Loch- und gewindeformende Schraube Hole and thread-forming screw |
| 01/29/2008 | US7322224 Drawing method and drawing die assembly |
| 01/24/2008 | US20080016937 Process of forming bend-controlling structures in a sheet of material, the resulting sheet and die sets therefor |
| 01/24/2008 | US20080016935 Forming Tool and Method |
| 01/24/2008 | US20080016931 Expanded metal machine |
| 01/17/2008 | WO2008006732A1 Perforating device for a battery housing wall |
| 01/16/2008 | EP1878515A1 Perforating device for battery separator |
| 01/10/2008 | US20080006073 Metal sheet pressing method |
| 01/09/2008 | EP1874494A2 Setting tool |
| 01/02/2008 | EP1740328A4 Method of manufacturing a stamped biopsy forceps jaw |
| 12/25/2007 | US7311137 Heat transfer tube including enhanced heat transfer surfaces |
| 12/25/2007 | US7310986 Method for producing a compensation collar for an injection valve |
| 12/13/2007 | US20070283739 Flange sleeve, method for the production thereof and bending tool for producing flanges on a sleeve |
| 12/12/2007 | CN101086745A Bone repair shaping design manufacturing system |
| 12/06/2007 | WO2007139143A1 Truss material and method of producing diagonal members of three-dimensional truss |
| 12/06/2007 | DE10359018B4 Metallischer poröser Körper Metallic porous body |
| 11/29/2007 | US20070271985 Method for Forming a Cam-Engaged Rocker Arm |
| 11/22/2007 | WO2007035669A3 Method of forming a rotary device |
| 11/22/2007 | US20070266757 Bursting Disk and Method for Manufacturing The Same |
| 11/21/2007 | CN200977833Y Non-aerated explosion-proof tyre |
| 11/21/2007 | CN200977536Y Rhomboid hole net puller |
| 11/21/2007 | CN101073973A Non-inflation and explosive-proof tyre |
| 11/17/2007 | CA2589190A1 A means and a method for connecting pieces of a tube |
| 11/15/2007 | WO2006104789A3 Three-dimensional structure formed with precision fold technology and method of forming same |
| 11/15/2007 | DE102006022161A1 Production of micro-structured metal sheets and plates used in the production of mini reactors and micro heat exchangers comprises deforming the sheet metal surface incrementally by embossing by rolling in regions |
| 11/15/2007 | DE102004001923B4 Lochblech Perforated sheet |
| 11/07/2007 | CN101068635A Method of designing fold lines in sheet material |
| 11/07/2007 | CN101068632A Laser welded multi-layered steel gasket assembly |
| 11/06/2007 | US7290317 Blind rivet setting tool |
| 11/01/2007 | US20070255387 Manufacture of fine-grained material for use in medical devices |
| 10/18/2007 | US20070240293 Expanded metal machine and method of producing expanded metal |
| 10/17/2007 | EP1439921B1 Method and tool for providing convexities |
| 10/11/2007 | US20070234871 Method for Making Enhanced Heat Transfer Surfaces |
| 10/11/2007 | US20070234776 Press die, burring machining method, method of manufacturing pressed product, and pressed product |
| 10/11/2007 | DE102006016460A1 Device for processing sheet metal in the manufacture of outer skin parts for vehicles comprises a drive unit which rotates a tool holder and a deforming tool having a middle longitudinal axis which is offset from the axis of rotation |
| 10/10/2007 | CN101052484A Method for manufacturing tensile material and cutting tools using thereof |
| 10/10/2007 | CN101049784A Automatic forming method for coining fixed points on upright pot body |
| 10/04/2007 | US20070227222 Method of forming a one-piece frame for a cantilevered refrigerator shelf |
| 10/04/2007 | US20070227217 Method and device for the manufacture of perforated films or foils |
| 10/04/2007 | CA2647535A1 High performance expandable tubular system |
| 10/02/2007 | CA2454776C Steel pipe pole base and reinforcing method thereof |
| 09/27/2007 | US20070220736 Method for fabricating sheet metal product having three-dimensional shape, and product |
| 09/26/2007 | EP1836012A1 Expanded metal production machine |
| 09/21/2007 | CA2582208A1 Tooth straightening machine for band saw blades |
| 09/18/2007 | CA2475407C One-step rotary forming of uniform expanded mesh |
| 09/13/2007 | WO2007101594A1 Device and method for widening metal elements |
| 09/13/2007 | DE102006010795A1 Vorrichtung zum Aufweiten von Metallelementen An apparatus for expanding metal elements |
| 09/12/2007 | EP1644141B1 Facility for producing plane stretched material |
| 09/06/2007 | US20070204669 Method Of Manufacturing Tooth Profile Part |
| 09/05/2007 | EP1827729A1 Method for production of expanded material and cutting device for the same |
| 09/04/2007 | US7263753 Blind bolt installation tool |
| 08/30/2007 | DE102006009492A1 Molding of a hollow gear shaft, comprises inserting the gear shaft into a first matrix and compressing the hollow mold part towards its main axis to plastically mold the gear shaft in a molding area not supported by the first matrix |
| 08/29/2007 | CN101025038A Expanded metal with concavo-convex pattern and manufacturing method thereof |
| 08/28/2007 | US7260972 Method for production of stamped sheet metal panels |
| 08/23/2007 | US20070193327 Die and method for manufacturing core |
| 08/23/2007 | US20070193012 Metal forming process |
| 08/21/2007 | US7257981 Closed forging method, forging production system using the method, forging die used in the method and system, and preform or yoke produced by the method and system |
| 08/16/2007 | WO2007091718A1 Method of forming gas diffusion layer for fuel cell |
| 08/15/2007 | EP1444060B1 Method and arrangement for machining an object |
| 08/09/2007 | US20070180885 Mandrel assembly and method of using the same |