| 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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| 09/19/2007 | CN200948473Y Machine for regulating the deformation and shift of the crossbeam of automobile |
| 09/12/2007 | CN200945503Y Automobile roof board stiffener correcting means |
| 09/12/2007 | CN200945502Y Freight train distortion carriage rectifier |
| 09/12/2007 | CN200945495Y Roller type leveling machine thermal state working rollers with cooling means |
| 09/05/2007 | CN200942411Y Plate bending or leveling machine |
| 09/05/2007 | CN101028634A Fire-water correcting technology of aluminum-magnesium alloy ship |
| 08/29/2007 | EP1824620A1 Device for correcting damaged vehicle body sheets |
| 08/29/2007 | CN200939474Y Combined repairing tool for autocar's pitting |
| 08/29/2007 | CN200939473Y Back-up roll regulator |
| 08/29/2007 | CN200939472Y Workpieces corrector |
| 08/22/2007 | CN101020210A Fixed plate forming process |
| 08/16/2007 | WO2007092404A2 Work roll scraper for roller levelers |
| 08/16/2007 | WO2007090663A1 Straightening device and straightening method for a metal strip |
| 08/16/2007 | US20070186607 Roller leveller with variable centre distance |
| 08/16/2007 | DE102006006530A1 Richtvorrichtung und Richtverfahren für ein Metallband Aligning device and method for straightening a metal strip |
| 08/16/2007 | CA2628612A1 Automobile damage repairing machine |
| 08/15/2007 | CN2933635Y Three-bended and three- straightening cold rolling strip drawing straightening machine |
| 08/15/2007 | CN2933634Y Cold rolling strip leveling withdrawal straightening machine |
| 08/15/2007 | CN101018625A Device for the continuous lengthening of a metal strip by traction, and method for operating one such device |
| 08/15/2007 | CN101015834A Method for processing stainless steel wire by utilizing stainless steel plate rim leftover |
| 08/09/2007 | US20070180879 Work roll scraper for roller levelers |
| 08/08/2007 | CN2930911Y Corner plane locking mechanism of inclined roller straightening machine |
| 08/08/2007 | CN2930910Y Roll gap servo adjusting device for inclined roller straightening machine |
| 08/08/2007 | CN2930909Y Pinch pass mill backing roll capable of improving zincplating board shape |
| 08/08/2007 | CN2930908Y Anvil bed hydraulic pressure auto-control main body apparatus of pressure straightening machine |
| 08/07/2007 | US7251977 Temper rolling machine of a metal band |
| 08/07/2007 | US7251975 Manufacturing tool for fluid dynamic bearing |
| 08/01/2007 | CN2928293Y Energy saving hydraulic station for stainless steel pulling straightening and rewinding producing line |
| 08/01/2007 | CN2928281Y Straightening unit for pulling bend straightening machine |
| 08/01/2007 | CN101007326A Single beam flattening machine |
| 08/01/2007 | CN101007325A Wide and thick coils composite leveling machine |
| 08/01/2007 | CN101007324A Automatic leveling machine on flying shear line |
| 07/25/2007 | CN2925759Y Template with roller-replacing function for flattening machine |
| 07/25/2007 | CN2925684Y Automatic steel-plate feeder |
| 07/25/2007 | CN2925670Y Calibrator of electrolytic bath side |
| 07/25/2007 | CN101003066A Two adjustment supporting roll device |
| 07/19/2007 | US20070163321 Levelling machine and method |
| 07/19/2007 | DE10124836C5 Verfahren zum Beseitigen von Querkrümmungen in einem Metallband A method for eliminating transverse curvatures in a metal strip |
| 07/18/2007 | CN2923194Y Roller-changing clamp device of wide-thick plate cold straightening machine |
| 07/18/2007 | CN2923083Y Roller type plate corrector |
| 07/18/2007 | CN100999053A Convex type electric generator casing group welding technology |
| 07/12/2007 | WO2007077701A1 Induction heating device |
| 07/11/2007 | CN1994602A Shape control method for pipeline steel hot rolled slab |
| 07/10/2007 | US7240532 Hybrid metal forming system |
| 07/10/2007 | US7240529 Partially reinforcing method and apparatus of metal material |
| 07/04/2007 | CN2917853Y Bus leveling machine |
| 07/04/2007 | CN2917852Y Roller type leveling machine of variable roller number with different roller distance and roller diameter |
| 06/27/2007 | CN1986098A Compact configuration method for feeder of single frame planisher |
| 06/27/2007 | CN1986092A Rolling process of male connecting plate for bridge truss |
| 06/27/2007 | CN1986091A Rolling process of female connecting plate for bridge truss |
| 06/27/2007 | CN1986090A Rolling process of brake steel splint for speed reducer in large railway vehicle |
| 06/20/2007 | EP1796858A1 Device for the continuous lengthening of a metal strip by traction, and method for operating one such device |
| 06/13/2007 | CN2910398Y Overhead protection and medium-arranged regulator of oblique roller straightner |
| 06/13/2007 | CN2910397Y Smoother |
| 06/06/2007 | DE202007004698U1 Reparatursatz für Autodellen Repair kit for car dents |
| 06/06/2007 | CN2907944Y Flattening equipment |
| 06/06/2007 | CN1974046A Electrical steel producing process |
| 06/05/2007 | US7225655 Method for producing a shaft comprising stop caps device containing one such shaft |
| 05/31/2007 | WO2007060310A1 Method for levelling a strip-like or sheet flat product in a levelling machine with overlapping rollers and levelling installation therefor |
| 05/30/2007 | EP1789214A1 Method for producing a sheet metal having a top surface structure |
| 05/30/2007 | CN2905257Y Steel plate rectifying machine |
| 05/30/2007 | CN1970182A Two-stage tandem cross roll straightener bite servo and regulating system |
| 05/30/2007 | CN1970181A Metal sheet hot-rectification processing method |
| 05/29/2007 | US7222509 Groove processing apparatus and groove processing method |
| 05/29/2007 | CA2327499C Rolling apparatus |
| 05/23/2007 | CN2902502Y Round ring correcting mechanism |
| 05/16/2007 | CN2900007Y Hydraulic driver for working roller speed changing movement of plate rolling machien corrector |
| 05/16/2007 | CN2900002Y Central control cabinet for corrector of automobile body |
| 05/16/2007 | CN2900001Y Central controlled corrector for automobile body |
| 05/16/2007 | CN2900000Y Corrector for automobile body |
| 05/16/2007 | CN1962106A Method for leveling tungsten plate with high straightness |
| 05/09/2007 | EP1781429A1 Method for straightening a metal strip and straightening machine |
| 05/02/2007 | CN1957100A Steel plate excellent in resistance to fatigue crack expansibility and manufacturing method thereof |
| 05/02/2007 | CN1955870A Device for controlling constant-pressure system at hydraulic pressure of planisher |
| 04/26/2007 | DE102006043274A1 Walzenstreckvorrichtung Roll stretching device |
| 04/25/2007 | EP1628787A4 Multiple movable carriages with multi-radius tracks and tilted rollers |
| 04/25/2007 | CN1951592A Circumferential length correcting method and apparatus for metal ring |
| 04/24/2007 | US7207205 Magnetic dent removal device, method and kit |
| 04/17/2007 | CA2369508C Automobile sheet metal surface correcting equipment |
| 04/04/2007 | CN2885445Y Metal truss calibration device |
| 04/04/2007 | CN2885444Y Automatic combination and switching device for bi-directional aligning fulcra |
| 04/04/2007 | CN1942259A Planishing machine with variable inter-axis relationships |
| 03/28/2007 | CN2882885Y Hobbing expansion shaping set with edge net |
| 03/28/2007 | CN2882842Y Mobile roller packing gear of flattener conveyer |
| 03/28/2007 | CN2882837Y Noise reducing leveler |
| 03/28/2007 | CN1935404A Creep ageing straightening method and apparatus |
| 03/22/2007 | US20070062239 Roll straightener |
| 03/20/2007 | US7191685 Device and method for transferring force to a targeted objected |
| 03/15/2007 | US20070056349 Tool for removing dents from sheet metal |
| 03/14/2007 | EP1409172B1 Tool and method for opening a hem flange |
| 03/14/2007 | CN2877966Y Special clamper for full beam vehicle |
| 03/14/2007 | CN2877910Y Centralized control hydraulic pipeline for automobile body inspection machine |
| 03/13/2007 | US7188503 Fine wire drawing machine |
| 03/08/2007 | US20070055393 Method of increasing the control precision of the path of a product in a levelling machine with interlocking rollers, and levelling installation used to implement same |
| 03/07/2007 | EP1583621B8 Fixing the position of a pull-tab with an anti rotation bead formed from the panel |
| 03/07/2007 | CN2875642Y Correcting machine tower column for automobile body |
| 03/07/2007 | CN2875641Y Simple fluting device |
| 03/07/2007 | CN1302869C Calibrat roller adjuster of roller number variable rollering calibrator |
| 03/06/2007 | US7185519 Methods and apparatus for monitoring and conditioning strip material |
| 03/01/2007 | US20070044531 Method and apparatus for conditioning sheet metal |