| Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523) |
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| 03/13/2013 | CN202779533U Molding device for producing nuclear power evaporator transition cone forging |
| 03/13/2013 | CN202779532U Molding device for cylinder-cone-cylinder forgings |
| 03/07/2013 | US20130059166 Cup-shaped member including inner peripheral corrugated portion and manufacturing method and manufacturing apparatus for the same |
| 03/07/2013 | US20130055999 Concentrating solar energy device |
| 03/07/2013 | US20130055784 Outer joint member for constant velocity universal joint and method for manufacturing the same |
| 03/07/2013 | US20130055612 Stress Induced Crystallographic Phase Transformation and Texturing in Tubular Products Made of Cobalt and Cobalt Alloys |
| 03/06/2013 | EP2565575A1 Raw plate material for heat-exchanging plate, and method for fabricating raw plate material for heat-exchanging plate |
| 03/06/2013 | CN202763886U Cutter special for equipment producing blocking explosion-proof materials |
| 02/28/2013 | US20130053939 Method for manufacturing cylindrical nitinol objects from sheet |
| 02/28/2013 | US20130047694 System and method for removing dents from a dented surface |
| 02/27/2013 | CN202752463U Combined type concave mold for hole expansion test |
| 02/27/2013 | CN102005575B Method of producing grid for a battery plate and battery using the same |
| 02/26/2013 | US8381398 Component with a damping filler and method |
| 02/21/2013 | WO2013023860A1 Construction profile and method and device for producing such a construction profile |
| 02/21/2013 | US20130042949 Method of manufacturing soft-dilute-copper-alloy-material |
| 02/21/2013 | US20130042531 Gate operator, method for manufacturing same and folded gate assembly utilizing same |
| 02/21/2013 | DE102005021408B4 Nutenherstellungswerkzeug und ein Verfahren zur Herstellung eines zylindrischen Lagerelements Nutenherstellungswerkzeug and a method for producing a cylindrical bearing element |
| 02/20/2013 | EP2559499A1 Incremental forming method and device |
| 02/20/2013 | CN102937127A Precise micro strainer and production method thereof |
| 02/14/2013 | US20130040079 Spacer for a vacuum glazing panel, corresponding vacuum glazing panel and production process |
| 02/14/2013 | US20130037178 Pre-diffused al-si coatings for use in rapid induction heating of press-hardened steel |
| 02/13/2013 | CN202725768U Pipeline element locating point device |
| 02/13/2013 | CN202725767U Detachable burring mechanism |
| 02/13/2013 | CN202725766U Aluminium tube depression bar device |
| 02/13/2013 | CN102189184B Stamping die |
| 02/12/2013 | US8371149 Methods for forming sheet metal components having three-sided corners and related components and systems |
| 02/07/2013 | US20130035662 Injectable drug delivery arrangement with controlled delivery cannula position relative to point of delivery |
| 02/07/2013 | DE102011108987A1 Method for cupping work piece by tool, particularly hand tool, involves providing opening in cupping step with work piece, where cup die-plate is arranged on side of work piece in another cupping step |
| 02/05/2013 | US8365569 Method and tool for the production of three-dimensional attachments by forming and fine blanking operations |
| 01/31/2013 | US20130025342 Manufacturing method of roller for manufacturing patterned retarder film |
| 01/30/2013 | CN202701117U Piston ring flaring device |
| 01/29/2013 | US8359897 Method for making shielding member |
| 01/24/2013 | US20130022834 Method For Manufacturing A Metal Assembly |
| 01/24/2013 | US20130020000 Method of forming a stamped article |
| 01/23/2013 | CN202683757U Beating machine |
| 01/23/2013 | CN102886459A Overall composite inner high-pressure bulging process for car drive axle |
| 01/23/2013 | CN102886427A Integral compound bulging process for automotive driving axle |
| 01/23/2013 | CN102886426A Square-hole pressing device and square-hole machining method |
| 01/16/2013 | CN102873539A Turntable-type multi-station pen point automatic processing machine tool |
| 01/16/2013 | CN102873538A Automatic processing machine tool for turntable type multi-station pen point with three-point dotting function |
| 01/16/2013 | CN102873182A Manufacturing device of mesh grid of lead-acid storage battery |
| 01/10/2013 | WO2013005879A2 Apparatus for manufacturing dovetail of bottom bar for edge-type led display |
| 01/10/2013 | WO2013005237A1 Method of covering and decorating, and kit of panels for covering and decoration |
| 01/10/2013 | US20130008223 Bending apparatus for rod-shaped workpieces |
| 01/09/2013 | CN102861812A Three-point-punching mechanism |
| 01/03/2013 | WO2013002863A2 Shape memory alloy fairings |
| 01/03/2013 | US20130001276 Mark-Off Suppression in Superplastic Forming and Diffusion Bonding |
| 01/03/2013 | US20130000375 Method and apparatus for manufacturing a bent member |
| 01/03/2013 | CA2828632A1 Shape memory alloy fairings |
| 01/02/2013 | CN202639055U Equipment for automatically forming tapered part of spiral pile |
| 01/02/2013 | CN202639054U Automatic forming device of spiral pile pointed cone portion |
| 01/02/2013 | CN202639053U Chambering mold for bearing ring forge piece |
| 01/02/2013 | CN102847785A One-step press forming process and manufacturing method of CPU (Central Processing Unit) back board |
| 01/02/2013 | CN102847784A Detachable-type deburring mechanism |
| 01/02/2013 | CN101972529B Copper foil explosion-proof material and preparation method thereof |
| 12/26/2012 | CN202621704U Steel mold bulging device |
| 12/26/2012 | CN102836931A Cone closed steel drum forming equipment |
| 12/26/2012 | CN102189172B Metal plate edge thickening machine |
| 12/26/2012 | CN102172820B Integral forming method for nut board |
| 12/26/2012 | CN101462138B Dimple-forming tool for projection welding |
| 12/25/2012 | US8336176 Method and tool for producing structured sheet metal layers, method for producing a metal honeycomb body, and catalyst carrier body |
| 12/20/2012 | US20120321903 Hot-pressed member and method for producing the same |
| 12/20/2012 | US20120318036 Building element with varying surface characteristics |
| 12/20/2012 | US20120318035 Pressing-shaping method for manufacturing circular cooling base for being embedded with fins and mold used in the method |
| 12/19/2012 | CN202607227U Automatic production line for spiral ground pile |
| 12/19/2012 | CN202606649U Three-dimensional ribbed mesh roll finishing device |
| 12/19/2012 | CN202606648U Three-dimensional rib mesh stamping device |
| 12/19/2012 | CN202606647U Iron hoop stretching machine |
| 12/19/2012 | CN202606646U An apparatus for processing rough surfaces of a steel band |
| 12/19/2012 | CN102834196A Stretch forming apparatus with supplemental heating and method |
| 12/19/2012 | CN102825131A Deformation strengthening device for generator retaining ring blank |
| 12/19/2012 | CN102825130A Method for progressively forming frustum-shaped part by using sheets in point-press manner |
| 12/18/2012 | US8333098 Bending method |
| 12/18/2012 | DE202010017842U1 Vorrichtung zum Formen gesäumter Ränder an einem Stanzloch einer metallischen Schutzkomponente Apparatus for forming hemmed edges on a punched hole of a metallic component protection |
| 12/13/2012 | US20120312061 Thermoplastic forming methods for amorphous alloy |
| 12/11/2012 | US8328075 Methods of mark-off suppression in superplastic forming and diffusion bonding |
| 12/06/2012 | US20120308886 Three-dimensional network aluminum porous body for current collector and method for producing the same |
| 12/06/2012 | US20120308428 Thermo-mechanical processing of nickel-base alloys |
| 12/06/2012 | US20120306258 Bicycle hub and method for the production thereof |
| 12/06/2012 | US20120304726 Method of manufacturing pulley cover in continuously variable transmission |
| 12/06/2012 | US20120304448 Process for producing components having regions of differing ductility |
| 12/05/2012 | CN202570984U Molding die for wind electricity tower doorframe |
| 12/05/2012 | CN202570971U Hydraulic force increaser of large motor stators |
| 12/04/2012 | US8322173 Method and apparatus for utilizing bending machine die layout |
| 11/29/2012 | US20120300344 Disk drive having a sheet metal clamp with a stamped annular protruding disk contact feature |
| 11/29/2012 | US20120298941 Method for producing a track and track for a track lifting device |
| 11/29/2012 | US20120297856 Method and process for metallic stamp replication for large area nanopatterns |
| 11/29/2012 | US20120297855 Sputter Targets And Methods Of Forming Same By Rotary Axial Forging |
| 11/29/2012 | DE102009019722B4 Verfahren des Bearbeitens der Kanten eines Lochausschnittes in einem Blech Method of working the edges of a hole in a sheet metal cutout |
| 11/28/2012 | CN202555696U Steel ring rim expansion mode |
| 11/28/2012 | CN102803890A Raw plate material for heat-exchanging plate, and method for fabricating raw plate material for heat-exchanging plate |
| 11/27/2012 | US8321884 Clamp for disk rotation driving device and method of manufacturing clamp |
| 11/22/2012 | US20120292455 Auxiliary power unit inlet duct screen assembly |
| 11/22/2012 | US20120291699 Crucibles made with the cold form process |
| 11/22/2012 | US20120291511 Fluid conduit cover installation devices, systems and methods |
| 11/22/2012 | US20120291388 Grid runner cap anchoring lance |
| 11/21/2012 | CN202539345U Reamer |
| 11/21/2012 | CN202539344U Chamfering device for aluminum strip |
| 11/20/2012 | US8312754 Method for forming bends in composite panels and composite panels made thereby |
| 11/15/2012 | US20120285734 Roughened copper foil, method for producing same, copper clad laminated board, and printed circuit board |