| Patents for B21D 11 - Bending not restricted to forms of material mentioned in only one of groups , ,; Bending not provided for in groups; Twisting (4,159) |
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| 09/09/2011 | WO2011068354A3 Apparatus for manufacturing a spiral duct |
| 09/07/2011 | CN201960036U 一种深u形工件成型模具 A dark u-shaped piece mold |
| 09/07/2011 | CN201960034U 可展曲面冷成型压制胎具 Developable surface cold forming press-mold |
| 09/07/2011 | CN201960023U 一种电力排线握弯专用扳手 A power cable grip bent wrench |
| 09/07/2011 | CN102172716A Heavy truck front axle bending die |
| 09/07/2011 | CN102172693A Automatic opening/closing device for support member |
| 09/07/2011 | CN102172692A Steel plate crankle processing technology and special apparatus thereof as well as crankle component processing technology |
| 09/07/2011 | CN101797609B Bending double-shaft mechanism |
| 08/31/2011 | CN102166593A Portable bender |
| 08/30/2011 | US8006530 Apparatus and methods for material fabrication |
| 08/24/2011 | EP2358487A2 Method and apparatus for manufacturing spiral-reinforcements for reinforced concrete |
| 08/24/2011 | EP1603802B1 Seaming apparatus and method for cans |
| 08/24/2011 | CN201940475U Flat bending mould |
| 08/24/2011 | CN201940469U 折弯模具 Bending mold |
| 08/24/2011 | CN201940457U Front and back positioning device |
| 08/24/2011 | CN102164689A A heat exchange unit |
| 08/24/2011 | CN102161061A Bending method of fin tube type heat exchanger |
| 08/24/2011 | CN102161060A Bending machine |
| 08/24/2011 | CN101100919B Method for manufacturing door guide roller frame |
| 08/18/2011 | WO2011098316A1 Automatic loading unit for bending pin supporting bars |
| 08/17/2011 | CN201931635U 六轴数控框式液压机的压头回转盘自动锁紧机构 Six-axis CNC frame type hydraulic machine head back wheel automatic locking mechanism |
| 08/17/2011 | CN201931631U 六轴数控框式液压机油缸的夹紧装置 Six-axis CNC hydraulic press cylinder block clamping device |
| 08/17/2011 | CN201930997U 一种螺旋弯管弯管机 In a spiral bending bender |
| 08/17/2011 | CN102151759A Position switch parts for feeding device of long U pipe bender |
| 08/17/2011 | CN102151732A Three-dimensional curved surface roll forming device |
| 08/10/2011 | CN201921921U 一种后挡料导轨装置 A post-gauge rail system |
| 08/10/2011 | CN201921920U 风扇加热器折弯工装 Bending Tooling fan heater |
| 08/09/2011 | CA2628302C Stretch-forming machine and method |
| 08/04/2011 | WO2011094552A1 Unified rolling and bending process for large roller bearing cages |
| 08/03/2011 | EP2349600A2 A heat exchange unit |
| 08/03/2011 | CN201913140U 一种用于冰箱门壳大圆弧成型的装置 A refrigerator door shell molding device for large arc |
| 08/03/2011 | CN102139301A Long U-shaped tube bender |
| 08/03/2011 | CN102139295A Reject sorting assembly of long U pipe bending machine |
| 08/02/2011 | US7987689 Wheelhouse hemming apparatus and method |
| 07/27/2011 | CN201906770U Mould for processing pancake coil S-shaped elbow of high-pressure heater |
| 07/27/2011 | CN201906763U Back material blocking beam of bending machine |
| 07/27/2011 | CN102133590A Follow-up structure of bending machine |
| 07/27/2011 | CN101357380B Flight winding machine and steel belt introduction device used by flight winding machine |
| 07/21/2011 | CA2785223A1 Method of peening metal heart valve stents |
| 07/20/2011 | CN201900164U Prestressed cable base sealing cover forming machine for highway, railway and bridge |
| 07/20/2011 | CN201900163U Mining anchor rod twisting machine |
| 07/20/2011 | CN201900160U Spatial bent tube angle positioning device |
| 07/20/2011 | CN102130318A Automatic bending machine for battery lug and working method |
| 07/14/2011 | WO2011083925A2 Method and apparatus for manufacturing a corrugated steel pipe |
| 07/14/2011 | US20110167888 Cord manufacturing apparatus and cord manufacturing method |
| 07/13/2011 | CN201895028U Stopping finger device of rear stopper of bending machine |
| 07/13/2011 | CN201895027U Roadway, railway and bridge prestressed sealing hood forming machine |
| 07/13/2011 | CN101716726B Rectangular composite guide rail system of bender |
| 07/07/2011 | WO2011081387A2 Sheet-material forming device and method |
| 07/06/2011 | CN201889341U Single-cylinder driving mechanism of numerical control hydraulic bending machine |
| 07/05/2011 | US7971463 Stir forming apparatus |
| 07/05/2011 | US7971462 Cable hanger production system and production method |
| 06/30/2011 | US20110154579 Lead connection and alignment tool |
| 06/29/2011 | CN201880812U Lifting clamp die mechanism used on multifunctional hollow-shaped pipe bender |
| 06/29/2011 | CN201880776U Pipe bending machine integrating straightening, material-cutting and three-dimensional numerically-controlled pipe-bending functions |
| 06/29/2011 | CN201880775U Sinuous pipe bender with straightening, board cutting as well as left and right pipe bending functions |
| 06/29/2011 | CN201880769U Pipe bending machine |
| 06/29/2011 | CN101954397B Manufacture method of Z-shaped steel sheet pile through continuous cold roll forming |
| 06/28/2011 | US7966858 Bending tool for a bending press |
| 06/28/2011 | CA2454889C Bending system |
| 06/22/2011 | CN201871592U Pipe clamp for processing of boiler coils |
| 06/22/2011 | CN201871591U Rear stopping device of bender |
| 06/22/2011 | CN201871590U Backing machine for special-shaped workpiece fixation |
| 06/16/2011 | US20110144739 Medical device and method for producing a device of said kind |
| 06/15/2011 | CN201868237U Corner crimping machine |
| 06/15/2011 | CN201862675U Automatic rolling and folding constant-speed solenoid machine |
| 06/15/2011 | CN201862674U Spiral coil winding device |
| 06/15/2011 | CN201862673U Small bending machine |
| 06/15/2011 | CN201862672U Large bending machine |
| 06/15/2011 | CN201862664U Bending machine of rear material stop mechanism with manual fine adjustment R shaft |
| 06/15/2011 | CN102091735A Flower-form twisted sheet forming machine |
| 06/15/2011 | CN101468375B Regulation method of press-bending and molding mold |
| 06/09/2011 | WO2011068354A2 Apparatus for manufacturing a spiral duct |
| 06/09/2011 | DE112005003504B4 Automatische Biegemaschine für einen Bandstahlstanzstempel, sowie Bandstahlstanzstempel Automatic bending machine for steel strip dance temple, and strip steel punching Temple |
| 06/08/2011 | CN201855860U Steel plate edge bending device in spiral pipe making machine |
| 06/08/2011 | CN201855859U Rotating, bending and forming machine |
| 06/08/2011 | CN102085544A Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor |
| 06/08/2011 | CN102085543A Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor |
| 06/08/2011 | CN102085542A Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor |
| 06/08/2011 | CN102085541A Process for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor |
| 06/08/2011 | CN101786117B Rolling equipment |
| 06/08/2011 | CN101773960B Four-matched-inclined-wedge type flexibility compensating device of bending machine |
| 06/08/2011 | CN101653798B System for processing curved face of plate material |
| 06/08/2011 | CN101486138B Prefabrication device for welding electric detonator priming device bridge wire and technique thereof |
| 06/07/2011 | US7954352 Sheet metal bending brake |
| 06/07/2011 | CA2379959C Contour forming of metals by laser peening |
| 06/03/2011 | WO2011064222A1 Apparatus for bending elongated metal elements, such as metal bars, round pieces or wire, and relative bending method |
| 06/01/2011 | CN201848465U Bending machine with back blocking beam with improved structure |
| 06/01/2011 | CN201848464U Slide way bending machine for garage door |
| 06/01/2011 | CN201848463U Bending machine employing double-machine linkage |
| 05/31/2011 | US7950259 Method and apparatus for trimming a can |
| 05/26/2011 | US20110121216 Method and arrangement for winding a winding wire onto a winding body and associated magnet assembly for a solenoid valve |
| 05/25/2011 | EP2323781A2 Improved method for manufacturing a bent heat exchanger |
| 05/25/2011 | CN201841194U Head cutting die of automobile steel leaf spring eye machine |
| 05/25/2011 | CN102069118A Large bending machine |
| 05/25/2011 | CN102069117A Small bending machine |
| 05/25/2011 | CN101956389B Omega-shaped corner pile and continuous roll type cold bending formation method thereof |
| 05/25/2011 | CN101579806B Technical method for processing automobile door guide slot |
| 05/19/2011 | WO2011058775A1 Laser processing method and laser processing apparatus |
| 05/19/2011 | WO2011057625A1 Method for producing a one-piece corner connection |