| Patents for B21D 1 - Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling (4,692) |
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| 09/26/2012 | CN202447374U Stretching-bending straightener |
| 09/26/2012 | CN202447372U Hot straightening machine roller box with support roller capable of being independently and directly arranged |
| 09/26/2012 | CN102695568A Turks head stand |
| 09/26/2012 | CN102688912A Double-lifting type car body inspection machine with built-in control device |
| 09/24/2012 | DE202012007287U1 Bewegliches Anbauteil als Fußverbreitung für ein Dellenausziegerät. Portable attachment as Fußverbreitung for a Dellenausziegerät. |
| 09/19/2012 | CN202438598U Double-strip multi-shape radiating fin forming device |
| 09/19/2012 | CN202438574U Pulling tower capable of outputting two strokes |
| 09/19/2012 | CN102672006A Device for correcting automobile frame body |
| 09/19/2012 | CN102672005A Hydraulic precision leveling machine |
| 09/19/2012 | CN102672004A Overlarge sieve plate leveling device and method |
| 09/19/2012 | CN102672003A Method for setting process parameters of stainless steel strip steel withdrawal and straightening machine unit |
| 09/19/2012 | CN102672002A Special shape correcting machine for integrated-casting non-welding chute |
| 09/12/2012 | CN202427863U Security protecting device for work roller of cold straightening machine |
| 09/12/2012 | CN202427760U Driving device of upper straightening roll for plate straightening machine |
| 09/12/2012 | CN202427759U Gear power unit for plate-straightening machine |
| 09/12/2012 | CN202427758U Car door opening adjustment lead screw |
| 09/12/2012 | CN202427757U Correcting device for cable bridge corbel |
| 09/05/2012 | CN202411818U Automatic production line for linear slide rail |
| 09/05/2012 | CN202411151U High-speed cold-rolling rewinding production line with straightening machine |
| 09/05/2012 | CN202411150U Straightening mechanism of linear type board |
| 09/05/2012 | CN202411149U Working roller adjustment device of roller type leveler |
| 09/05/2012 | CN202411148U Simple leveler |
| 09/05/2012 | CN102139296B Method for straightening buckled pipeline steel plate with thickness less than 20mm at normal temperature |
| 08/30/2012 | WO2012114962A1 Method and device for shaping butt-welded part |
| 08/30/2012 | WO2012114853A1 Roller leveller and metal plate leveling method |
| 08/30/2012 | WO2012114852A1 Roller leveller and metal plate leveling method |
| 08/30/2012 | DE10058367B4 Walzvorrichtung mit Einspannmitteln zum Greifen eines Stahlstreifens Rolling device with clamping means for gripping a steel strip |
| 08/29/2012 | CN202398662U Car body dent repairing device |
| 08/29/2012 | CN202398661U Online steel coil strip head straightening machine |
| 08/29/2012 | CN202398660U Leveling machine |
| 08/29/2012 | CN202398659U Welding strip correction device |
| 08/29/2012 | CN202398658U Small narrowband bending and straightening machine |
| 08/29/2012 | CN202398657U Installation structure for bearing seats of tension roller device |
| 08/29/2012 | CN202398656U Automatic plate sheet straightening device of brazing plate heat exchanger |
| 08/29/2012 | CN102649132A Roller leveller and metal plate leveling method |
| 08/29/2012 | CN102649131A Roller leveller and metal plate leveling method |
| 08/29/2012 | CN101626660B Process for attaching and pressing copper surfaces of multilayer plates with asymmetrical structures |
| 08/28/2012 | US8250899 Dent removal tool |
| 08/28/2012 | US8250894 Releasing mechanism and leveling apparatus |
| 08/22/2012 | CN202387783U Multi-roller straightening machine |
| 08/22/2012 | CN202387782U Leveler |
| 08/22/2012 | CN202387781U Titanium belt tension roller type straightening device |
| 08/22/2012 | CN102641963A Flattening guide jig |
| 08/22/2012 | CN102641915A Nave boss suppressing device |
| 08/22/2012 | CN101961740B Stretch bending and straightening equipment for strips for nickel-metal hydride battery negative substrates |
| 08/22/2012 | CN101700654B Electromagnetic hammer |
| 08/21/2012 | US8245558 System and method for removal of dents from wind turbine masts |
| 08/15/2012 | CN202377310U Gantry-type double-oil cylinder hydraulic shape modification machine |
| 08/15/2012 | CN202377309U Adjustable continuous leveling machine |
| 08/15/2012 | CN102639260A Magnesium alloy coiled material |
| 08/15/2012 | CN102632112A Plate strip straightening equipment and precision adjusting method thereof |
| 08/15/2012 | CN102632111A Semi-process electrical steel plate flattening machine and method for flattening steel plate by using semi-process electrical steel plate flattening machine |
| 08/15/2012 | CN102632110A Strip steel curvature correction device at inlet and outlet of brushing device |
| 08/15/2012 | CN102632109A Automatic straightening device of reed |
| 08/15/2012 | CN102632108A Leveling jig for LED (Light-Emitting Diode) display back plate |
| 08/15/2012 | CN102151717B Flame correcting method for rudder horn shell plate |
| 08/08/2012 | CN202367000U Rapid spot welding pulling device for automobile metal plate |
| 08/08/2012 | CN202366999U Flattening machine for solar water heater outer cylinder |
| 08/08/2012 | CN202366998U Solar water heater outer barrel rounding machine |
| 08/08/2012 | CN202366997U Irregular-part leveling device |
| 08/08/2012 | CN102626726A Straightening and leveling process for hot-rolled high-strength steel |
| 08/01/2012 | EP2481491A1 Lighting means for using in bodywork dent removal |
| 08/01/2012 | CN202356536U Upper pinch device with adjustable pinch force |
| 08/01/2012 | CN202356460U Integral correction device for long string beam structure |
| 08/01/2012 | CN202356459U Device for flattening drum reinforcements of open drum |
| 08/01/2012 | CN202356458U Horizontal open bucket reshaping device |
| 08/01/2012 | CN202356457U Automatic locking device for piston cylinder of upper roll system |
| 08/01/2012 | CN202356456U Single support with hinge |
| 08/01/2012 | CN202356455U Roll gap adjusting device of multi-roll straightener roll system |
| 08/01/2012 | CN202356454U Device for protecting against impact of warped heads of steel plates |
| 08/01/2012 | CN202356410U Double-closed-loop hydraulic control method for roll bending and balancing of working roll |
| 08/01/2012 | CN102615146A Tube body roundness correcting device of thin-wall pressure container |
| 08/01/2012 | CN102615145A Leveling device |
| 08/01/2012 | CN102615144A Novel ground heating module integrating device |
| 07/25/2012 | EP2477764A1 Method and device for continuously stretch-bend-leveling metal strips |
| 07/25/2012 | CN202343647U Passenger car roof radian adjusting tool |
| 07/25/2012 | CN202343646U Tool for correcting automotive body |
| 07/25/2012 | CN202343645U Tower column special for inspection machine of car bodies of large passenger car and freight car |
| 07/25/2012 | CN202343644U Skylight edge concave repairing tool |
| 07/25/2012 | CN202343643U H-steel flange plate wave flame straightening clamp |
| 07/25/2012 | CN202343642U Device for correcting planeness of high-elastic alloy sheets precisely |
| 07/25/2012 | CN202343641U Correcting device for sheet metal part |
| 07/25/2012 | CN202343640U High-speed train carriage tail hook frame shaping hydraulic press |
| 07/25/2012 | CN202343639U Casting shape-righting device |
| 07/25/2012 | CN102601177A Lifting rolling platform for straighteners |
| 07/25/2012 | CN102601170A Rotary device supporting bottom of plate element straightening machine of bridge |
| 07/25/2012 | CN102601169A Horizontal-drawing straightening machine |
| 07/25/2012 | CN102601168A Oil drum body shaper |
| 07/25/2012 | CN102601167A Ultrasonic shot blasting method for correcting weld buckling deformation of thin plate and application of ultrasonic shot blasting method |
| 07/25/2012 | CN102601166A Straightening method based on support vector machine for workpiece deformation |
| 07/25/2012 | CN102069108B Device for correcting distortion of rolled cylindrical product |
| 07/25/2012 | CN101972797B Oil tank body shaping machine |
| 07/19/2012 | WO2012096362A1 Bending work method for plate material and device for adjusting residual stress |
| 07/18/2012 | EP2475473A1 Levelling machine with multiple rollers |
| 07/18/2012 | CN202336513U White body convex hull repairer |
| 07/18/2012 | CN202336512U Pre-hasp reshaping device |
| 07/18/2012 | CN202336511U 一种用于金属加载片成型的工装结构 A load sheet metal forming tooling structures for |
| 07/18/2012 | CN102581077A Car body correcting machine with tension column capable of being tensioned diagonally and fixed with platform quickly |
| 07/18/2012 | CN102581076A Accurate rounding method of large-diameter metal cylinder body |
| 07/18/2012 | CN102581075A Upper straightening device of bridge board unit straightening machine |