| Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523) |
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| 02/12/2009 | US20090038365 Press forming method for aluminum alloy sheet and pressing device |
| 02/12/2009 | US20090038139 Device and Method for Finishworking of a Forming Tool for an Auto Body Sheet Metal Part |
| 02/05/2009 | US20090031779 Jaw assembly |
| 02/03/2009 | US7484397 Punch, apparatus and method for forming opposing holes in a hollow part, and a part formed therefrom |
| 01/29/2009 | US20090028743 Forming magnesium alloys with improved ductility |
| 01/29/2009 | US20090025450 Methods for manufacturing flanged article |
| 01/28/2009 | CN101356326A Truss material and method of manufacturing space truss diagonal member |
| 01/22/2009 | DE102007033976A1 Verfahren zur Herstellung von Öffnungen in einem Bodenteil sowie Bodenteil, herstellbar nach dem Verfahren A process for the production of openings in a bottom part and bottom part, obtainable by the method |
| 01/20/2009 | CA2265288C Method and apparatus for manufacturing expanded mesh sheet and battery using this expanded mesh sheet |
| 01/15/2009 | US20090014345 Means and Method to Protect Items From Contamination |
| 01/15/2009 | US20090013751 Method of drawn and ironed processing of resin coated metal sheet and resin coated drawn and ironed can produced thereby |
| 01/13/2009 | US7477965 Twisting wire actuator |
| 12/31/2008 | WO2009002715A2 Can end and method of making same |
| 12/30/2008 | US7469567 Device for machining protrusions, teeth, burrs, crimps and the like in a brake lining carrier plate |
| 12/25/2008 | US20080314906 Can end and method of making same |
| 12/24/2008 | DE10108419C5 Verfahren zum Herstellen von Werkstücken aus metallischen Werkstoffen, insbesondere Aluminium, im Wege einer Warmumformung A method for manufacturing of workpieces made of metallic materials, particularly aluminum, by means of a hot forming |
| 12/24/2008 | CN101327506A Method for plasticizing and forming TiAl-based sheet alloy caused by electricity |
| 12/18/2008 | WO2008153833A1 Method of fabricating medical devices and medical devices made thereby |
| 12/18/2008 | WO2008151333A1 Process for producing expanded metal, and apparatus for carrying out said process |
| 12/18/2008 | US20080311423 Producing Method for Magnesium Alloy Material |
| 12/16/2008 | US7464575 Shearing method for thin plate |
| 12/11/2008 | US20080302547 Handle, Lifting Spindle Arrangement, and Method for the Production of a Handle |
| 12/11/2008 | US20080302154 Stir Forming Apparatus |
| 12/04/2008 | US20080300632 Method of fabricating medical devices and medical devices made thereby |
| 12/04/2008 | US20080295994 Heat-dissipating fin assembly and assembling method thereof |
| 12/04/2008 | US20080295563 Method for Delaying of Cooling and Hardening of Desired Zones of a Sheet During a Hot Metal Stamping Process |
| 11/26/2008 | EP1993754A1 Device and method for widening metal elements |
| 11/26/2008 | CN101312796A Machine to produce expanded metal spirally lock-seamed tubing from solid coil stock |
| 11/26/2008 | CN100435997C Can shell and double-seamed can end |
| 11/20/2008 | US20080283237 Low Clearance Centralizer and Method of Making Centralizer |
| 11/20/2008 | US20080282760 Rotary bender with hybrid saddle |
| 11/20/2008 | US20080282758 Apparatus for can expansion |
| 11/13/2008 | US20080276682 Method and apparatus for forming bend controlling displacements in sheet material |
| 11/11/2008 | US7448528 Stir forming apparatus and method |
| 11/06/2008 | WO2007112381A3 High performance expandable tubular system |
| 10/30/2008 | US20080264137 Stud and Method of Fabricating The Same |
| 10/30/2008 | US20080263841 Method for Production of Expanded Material and Cutting Device for the Same |
| 10/23/2008 | US20080257724 sputtering; hot forging copper billet, upset forging to form part, rotating, quenching, heating, cooling, cold rolling, annealing, hydroforming |
| 10/23/2008 | US20080257009 Method Of Providing A Solenoid Housing |
| 10/23/2008 | US20080256772 Method and plant for manufacturing forks for lift trucks |
| 10/22/2008 | CN201136021Y Device for making mesh board |
| 10/22/2008 | CN101288888A Laser and blast compound forming method based prestress force |
| 10/22/2008 | CN100427238C Metal porous body |
| 10/16/2008 | WO2008122826A1 System for production of metallic mesh with folded ends |
| 10/16/2008 | US20080254249 Work Subject Material, Surface Protection Sheet and Method of Working |
| 10/16/2008 | US20080250837 Method and apparatus for folding of sheet materials |
| 10/14/2008 | US7434314 Tool and method for joining sidelapped joints of deck panels |
| 10/09/2008 | WO2005015477A3 Circuit forming system and method |
| 10/09/2008 | US20080245128 Method and Apparatus for Forming Metal Reinforcing |
| 10/09/2008 | US20080245126 Method of Stamping Multilayer Sheets |
| 10/08/2008 | EP1423219B1 A method for manufacturing an ultra-high-tensile, expanded metal of steel |
| 10/08/2008 | CN101279341A Pounding mold for special-shaped curved face quick former |
| 10/07/2008 | US7430889 Device for forming protruding parts on the carrier plate of a brake-lining |
| 10/07/2008 | CA2301986C Device for treating surfaces by impact |
| 10/02/2008 | US20080237912 Method of producing stamper for optical recording medium, method of producing substrate, method of producing optical recording medium, and apparatus for producing stamper for optical recording medium |
| 10/01/2008 | EP1974834A2 Connection or terminal tape for buildings with intentional kinks |
| 09/25/2008 | WO2008045221A3 Musical instrument tone hole forming tool and method |
| 09/25/2008 | US20080231050 Metal structure defining circular flanged hole and method for making the same |
| 09/24/2008 | CN201120429Y Continuous high speed blanking press |
| 09/18/2008 | WO2008077394A3 Structured material web having a multi-dimensional structure, and method for the production thereof |
| 09/18/2008 | US20080222869 Machine to produce expanded metal spirally lock-seamed tubing from solid coil stock |
| 09/17/2008 | CN101264565A Method for processing punching seam/bore canister type sieve tube |
| 09/11/2008 | US20080217866 Metal gasket |
| 09/03/2008 | CN101257114A Grid for a battery plate, method of producing the same, and battery using the same |
| 09/02/2008 | US7420109 Musical instrument tone hole forming tool and method |
| 08/28/2008 | US20080208211 Stone Catching Basket Instrument and Method For Producing The Same |
| 08/28/2008 | US20080202189 Upsetting method and upsetting apparatus |
| 08/26/2008 | US7415859 Method and apparatus for forming blind holes in sheet material |
| 08/21/2008 | US20080197618 Method and Device For Applying Images On a Beverage Can Lid |
| 08/19/2008 | US7415394 Integrated modularity design |
| 08/19/2008 | US7412867 Tool for working on tubes |
| 08/13/2008 | CN100409967C Method for processing large-plane metal thin screen plate and production line |
| 08/07/2008 | DE102007005263A1 Method for bringing notch or notch-like recess into cavity or chamber, involves carrying out printing reforming process through imprint process, where range of workpiece is transformed |
| 07/31/2008 | DE102007002228A1 Method for preparing pipes with internal profiles, involves surrounding pipe from outside, by template, where rotating tool presses on pipe wall for producing different wall thickness wall areas in longitudinal direction of pipe |
| 07/24/2008 | US20080175699 Portable fabrication trailer for structural metal members |
| 07/24/2008 | DE102006062189A1 Strukturierte Materialbahn für das Durchströmen von fluiden Medien Structured material web for the passage of fluid media |
| 07/23/2008 | EP1945386A2 Machine to produce expanded metal spirally lock-seamed tubing from solid coil stock |
| 07/22/2008 | US7401490 Raised-center axle and process for forming |
| 07/22/2008 | CA2467600C Method for producing formed articles |
| 07/17/2008 | DE102007002449A1 Method of manufacturing torsion profile involves first step after positional fixing of pipe ends in which central region is pressed flat and second in which flat region is changed to U-shaped or V-shaped end contour of torsional profile |
| 07/17/2008 | DE102007002448A1 Method for fabrication of torsion piece e.g. for automobile steering axle, involves trough-shaping of central longitudinal supporting zones using blade punch |
| 07/10/2008 | WO2008042161A3 Method and apparatus for improving the distribution of compressive stress |
| 07/10/2008 | US20080165485 Cold worked metal housing for a portable electronic device |
| 07/10/2008 | US20080163663 Compact tube with internal features and methods for fabricating the same |
| 07/10/2008 | US20080163662 Tube punching and collaring system, device and method |
| 07/10/2008 | US20080163477 Grid for a battery plate, method of producing the same, and battery using the same |
| 07/09/2008 | EP1340560B1 Device for correcting circumferential length of metal ring |
| 07/08/2008 | US7395687 Method for producing a workpiece in the form of a metal sheet with at least one at least partly rolled edge, and workpiece produced in such a way |
| 07/03/2008 | CA2673541A1 Structured material web having a multi-dimensional structure, and method for the production thereof |
| 07/02/2008 | CN201079809Y Forming device for steel plate net with rib |
| 06/26/2008 | US20080149503 Device and Method For Crimping A Tube |
| 06/26/2008 | US20080148801 Forming of metal container bodies |
| 06/24/2008 | US7389811 Expanded metal |
| 06/19/2008 | DE102007045820A1 Verbesserte Schmiermittelformulierung für Metallumformverfahren bei erhöhten Temperaturen Improved lubricant formulation for metal forming at elevated temperatures |
| 06/12/2008 | US20080134746 Coldwork tool assembly |
| 06/12/2008 | US20080134745 Rectangular/square spiral ducting systems with flange connectors |
| 06/10/2008 | US7383709 System and process for crimping a fitting to a fluid conduit |
| 06/05/2008 | US20080128560 System and method for deforming surfaces |
| 06/05/2008 | DE102007048571A1 Superplastic forming tool for forming sheet of material into workpiece, has upper and lower dies moving between open and closed positions, where upper die has draw member, and passageway, which communicates with die cavity in lower die |
| 05/29/2008 | US20080121009 Sheet material with bend controlling displacements and method for forming the same |