| 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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| 08/08/2012 | CN102626734A Spiral flat pipe roll forming machine for heat exchanging equipment |
| 08/01/2012 | CN202356480U Free rotation device of bending machine |
| 08/01/2012 | CN202356479U Numerical control rear stopper for bending machine |
| 08/01/2012 | CN202356478U Bending machine work bench for flexibility compensation |
| 08/01/2012 | CN202356477U Height-adjustable work table of bending machine |
| 08/01/2012 | CN202356476U Bending jig |
| 08/01/2012 | CN202356475U Oil storage tank of bending machine |
| 08/01/2012 | CN202356474U Flat steel bending machine |
| 08/01/2012 | CN102615157A Molding equipment for controlling cross-section deformation of glass guide groove of automobile |
| 07/26/2012 | US20120186081 Method of forming flat conductor wire for use in cage-shaped distributed winding coil and forming apparatus of the wire |
| 07/25/2012 | CN202343669U Steel pipe shaper |
| 07/25/2012 | CN202343668U Multifunctional bending fixture |
| 07/25/2012 | CN202343667U Tube rolling machine |
| 07/25/2012 | CN202343666U Novel hydraulic bending machine for infrastructure of transformer substation |
| 07/25/2012 | CN102610781A Forming machine for battery tab and forming method for battery tab |
| 07/25/2012 | CN102601188A Rolling tool for rolled piece of reed of plate spring |
| 07/25/2012 | CN101972802B Rapid clamping device for double-sided cutter |
| 07/25/2012 | CN101972801B Quick clamping device of single-side cutter |
| 07/25/2012 | CN101883711B A cut and rigidified construction component and method of manufacturing same |
| 07/19/2012 | US20120180546 Blank Containment Device and Methods |
| 07/18/2012 | CN202336519U 折弯机的刀模夹具 Die fixture bending machine |
| 07/18/2012 | CN202336518U 一种搅龙叶片成型装置 One kind of auger blades forming device |
| 07/18/2012 | CN102581095A Scrolling equipment |
| 07/18/2012 | CN102581094A Pipe bender and forming method for manufacturing round pipe by using pipe bender |
| 07/18/2012 | CN102581093A Coiling pipe bender |
| 07/18/2012 | CN101954399B Straight-angle corner pile continuous rolling type cold-bending forming method |
| 07/18/2012 | CN101795788B Manufacturing method and manufacturing apparatus for twisted flat bar |
| 07/18/2012 | CN101532786B 热交换器 Heat exchanger |
| 07/17/2012 | CA2455536C Method and apparatus for bending composite reinforced pipe |
| 07/12/2012 | WO2012092909A1 Method for incrementally forming sheet metal structures, in particular for forming pipes or the like |
| 07/12/2012 | US20120174733 Hoop for a drum and method of making the same |
| 07/11/2012 | CN202316712U 螺旋管的加工装置 Coil processing equipment |
| 07/11/2012 | CN202316711U 一种高压互感器一次导线铝管腰部成型设备 A high voltage transformer primary aluminum wire waist molding equipment |
| 07/11/2012 | CN202316710U 一种伺服液压混合折弯机液压系统 One kind of servo-hydraulic bending machine hydraulic hybrid system |
| 07/11/2012 | CN102553990A Ring formation device |
| 07/11/2012 | CN101868308B Temperature distribution history estimating method |
| 07/05/2012 | US20120168992 Device and method for the laser-supported bending of workpieces |
| 07/05/2012 | US20120167651 Method and apparatus for manufacturing a bent member |
| 07/04/2012 | CN202291131U 一种新型分层折弯机 A new hierarchical bender |
| 07/04/2012 | CN202290917U 一种偏心型胎 One kind of eccentric tire |
| 07/04/2012 | CN202290909U 一种大曲率半径型材拉弧成型装置 A large radius of curvature arc forming device profiles |
| 07/04/2012 | CN102527795A Stationary bracket |
| 07/04/2012 | CN102527794A Bending machine turntable |
| 07/04/2012 | CN102527793A Steel rail switch twisting device |
| 07/04/2012 | CN102527792A Manufacturing method of 8-byte grating steel frame |
| 07/04/2012 | CN101912903B Z-shaped bending device for embossed thin aluminum sheet |
| 07/04/2012 | CN101767149B Bending and angle-wraping shaping mould and technology of pressing product |
| 07/03/2012 | US8210020 Hot stretch forming die having distortion-minimizing characteristics |
| 06/28/2012 | US20120160002 Device and method for bending a workpiece |
| 06/27/2012 | CN202283556U 一种汽车后盖铰链件成形专用装置中的定位机构 An automobile rear hinge member forming a dedicated device positioning mechanism |
| 06/27/2012 | CN102518613A Bender hydraulic system |
| 06/27/2012 | CN102513425A Method for bending large-diameter U-shaped pipe with helix angle |
| 06/27/2012 | CN102513424A Multi-layer mosquito incense disc-shaped non-ferrous metal pipe forming equipment |
| 06/27/2012 | CN102513423A Refrigerating tube assembling device for refrigerating device |
| 06/27/2012 | CN102513406A Non-ferrous metal tube collecting equipment |
| 06/27/2012 | CN101745581B Sheet bending and forming mould and method |
| 06/26/2012 | US8205477 Container end closure |
| 06/20/2012 | CN202278052U 发动机用高压无缝钢管弯管夹具 Engine with high pressure seamless steel pipe bending fixture |
| 06/20/2012 | CN202278051U 一种盘管机 A disk of the machine |
| 06/20/2012 | CN102500718A Bending machine capable of bending layer by layer |
| 06/20/2012 | CN102500668A High-pressure seamless steel pipe elbow clamp for engine |
| 06/14/2012 | WO2012075888A1 Long u-shape pipe bending machine |
| 06/13/2012 | CN102489569A Continuous cold roll forming method for stainless steel vehicle roof boundary beam |
| 06/13/2012 | CN102489568A Helix tube production machine |
| 06/13/2012 | CN101972804B Device for quickly clamping universal tool |
| 06/13/2012 | CN101972803B Double-face quick-clip linkage mechanism |
| 06/07/2012 | WO2012030835A3 Electrical-assisted double side incremental forming and processes thereof |
| 06/07/2012 | US20120137903 Energy saving in hydraulic bending presses |
| 06/06/2012 | EP1494825B1 Method and machine for bending of wire rods, wires, tubes or other material of prismatic cross section |
| 06/06/2012 | CN202263810U 一种钢材折弯装置 A steel material bending device |
| 06/05/2012 | US8193890 Method and arrangement for winding a winding wire onto a winding body and associated magnet assembly for a solenoid valve |
| 05/30/2012 | CN202259519U Tab folding device for power battery |
| 05/30/2012 | CN202239364U Suitcase steel frame bending device |
| 05/30/2012 | CN202239128U Concave arc-shaped guide wheel device for winding spiral type cooling pipes |
| 05/30/2012 | CN202239127U Material blocking and positioning device for bending machine |
| 05/30/2012 | CN202239126U Special electro-hydraulic servo numerical-control bending machine for closed work piece |
| 05/30/2012 | CN202239125U Pipe bending device of spiral water-cooling pipe for bending and casting |
| 05/30/2012 | CN202239124U Pipe wire stock winding machine |
| 05/30/2012 | CN202239123U Multi-functional bending machine |
| 05/30/2012 | CN202239122U Automatic deflection compensating device of numerical control hydraulic bending machine |
| 05/30/2012 | CN202239098U Z-shaped bender |
| 05/30/2012 | CN101869935B Special pressure rack for machining line-heating plates by hull plates |
| 05/30/2012 | CN101761518B Flow converter of double-united oil pump of hydraulic bending machine |
| 05/24/2012 | US20120125065 Roll forming system and roll forming method |
| 05/23/2012 | EP2455169A1 Method for reshaping a plate-shaped material into a three-dimensional object |
| 05/23/2012 | CN202224506U Bending die |
| 05/23/2012 | CN202224489U Semiautomatic pipe bending machine |
| 05/23/2012 | CN202224488U Device for processing sinuous coil |
| 05/23/2012 | CN102463297A Die, device and method for forming heat exchange coil pipe |
| 05/23/2012 | CN101837399B Bending equipment of heat exchanger and method for manufacturing bending heat exchanger |
| 05/17/2012 | US20120121862 Sheet material with bend controlling displacements and method for forming the same |
| 05/16/2012 | CN202219282U Coiled pipe bender |
| 05/09/2012 | CN202212447U Push-pull protective door for bending machine |
| 05/09/2012 | CN202212446U Rear baffle of bending machine |
| 05/09/2012 | CN202212445U Device for bending and machining channel volute of welded pump |
| 05/09/2012 | CN102441594A Bending machine |
| 05/08/2012 | US8171821 Corner cam assembly |
| 05/03/2012 | WO2011155798A3 Method of manufacturing a compound multiple curved surface molding plate |
| 05/03/2012 | US20120106752 Lightweight electronic device for automotive applications and method |
| 05/03/2012 | US20120103646 Power Cable with Twisted and Untwisted Wires to Reduce Ground Loop Voltages |