| 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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| 09/30/2009 | CN201316750Y Flattener edge roll anti-seizing lifting gear |
| 09/30/2009 | CN101543852A Cylinder roundness correcting device and correcting method thereof |
| 09/30/2009 | CN101543851A Steel belt straightening machine |
| 09/30/2009 | CN101543850A Coil butt clamp device |
| 09/23/2009 | CN201313118Y Improved press roller mechanism of flat steel leveling machine |
| 09/23/2009 | CN201313117Y Improved transmission mechanism of flat steel leveling machine |
| 09/23/2009 | CN201313116Y Improved flat steel leveling machine |
| 09/23/2009 | CN201313115Y Leveler roller transmission mechanism |
| 09/23/2009 | CN201313114Y Adjustable leveler roller seat |
| 09/23/2009 | CN101537571A Manufacture technology for guide rail of closed section type hollow elevator |
| 09/23/2009 | CN101537455A Working roller of sheet rectifier |
| 09/16/2009 | CN201308926Y Automobile beam correction reparation device with lifting function |
| 09/16/2009 | CN201308925Y Stretching support column for automobile beam correction platform |
| 09/10/2009 | US20090224452 Fastener For A Car-Body Straightening Device |
| 09/10/2009 | DE102007042165B4 Vorrichtung und Verfahren zum kombinierten Plan- und Hochkantrichten eines Blechbands Apparatus and method for combined axial and camber leveling a sheet metal bands |
| 09/09/2009 | CN201304428Y Solar energy water heater inner drum flattening bench machine |
| 09/08/2009 | US7584638 Device and method for calibrating a planishing roller device by means of an instrumented bar |
| 09/03/2009 | WO2009106505A1 Method for aligning an elongated component |
| 09/02/2009 | CN101522331A Apparatus for restoring the centering of tire rims |
| 08/26/2009 | EP1541704B1 Process for producing aluminum material for electrolytic capacitor electrode |
| 08/26/2009 | CN201295711Y Gap adjuster of steel plate leveling machine |
| 08/26/2009 | CN101513654A Straightening roller for cold rolling of wide and thick plate and manufacturing method thereof |
| 08/26/2009 | CN100531949C Device for the continuously lengthening a metal strip by traction, and method for operating one such device |
| 08/20/2009 | DE102008024013B3 Verfahren und Vorrichtung zum Richten eines Metallbandes Method and apparatus for straightening a metal strip |
| 08/19/2009 | CN201291252Y Templet for positioning and correcting carriage passenger frame |
| 08/19/2009 | CN201291251Y Supporting roll cambered surface centering roller box |
| 08/19/2009 | CN101507989A Numerically controlled annular steel-piece ellipse warp thermal-state straightening device |
| 08/19/2009 | CN101507988A Multifunctional clamping finisher |
| 08/19/2009 | CN100528394C Method for leveling tungsten plate with high straightness |
| 08/12/2009 | CN201287163Y Leveling punching structure |
| 08/12/2009 | CN201287159Y Aluminum strip micro beading tool |
| 08/12/2009 | CN201287158Y Stretching straightener for cold rolled forming section continuous production line |
| 08/12/2009 | CN100525945C Heat-cold smoothing device |
| 08/06/2009 | WO2009095533A1 Straightening bench for vehicle |
| 08/05/2009 | EP2085161A1 Method and device for removing dents from an electrically conductive, flat structure in order to create a smooth structure |
| 08/05/2009 | CN201283563Y Metal plate fast repair drawing combined tool |
| 08/05/2009 | CN201283377Y Mold for punching warpage of aluminum substrate |
| 08/04/2009 | CA2427611C Can lid closure and method of joining a can lid closure to a can body |
| 07/29/2009 | CN201279536Y Vertical welding-seam corner-angle calibrated mount |
| 07/29/2009 | CN201279535Y New double-bending double-rectifying draw bending straightener |
| 07/29/2009 | CN201279534Y Hot-rolled steel plate leveler |
| 07/29/2009 | CN201279533Y Composite material stretch-bending plate-shaped flattening device |
| 07/23/2009 | DE102008005116A1 Method for manufacturing metal band with different material properties over length and breadth, involves carrying out partial heat treatment of band before coiling to coils or subsequent processing to panels |
| 07/22/2009 | CN201275564Y Tool for refitting side board of shipping container |
| 07/22/2009 | CN101486052A Material blank shaper for manufacturing steel seamless gas cylinder |
| 07/22/2009 | CN101486051A Method for leveling titanium board coil |
| 07/22/2009 | CN101486050A Digital hydraulic cold leveling machine for medium plate |
| 07/16/2009 | WO2009030389A3 Device for removing dents |
| 07/15/2009 | EP1909984B1 Roller actuating device for machines used for processing metal products |
| 07/15/2009 | CN201271679Y Worm wheel and worm screw type pressing regulating mechanism |
| 07/15/2009 | CN201271678Y Improved universal joint driving mechanism of leveling machine |
| 07/15/2009 | CN201271677Y Improved leveling shaft pressing mechanism of leveling machine |
| 07/15/2009 | CN201271676Y Double row type gear distribution box mechanism of leveling machine |
| 07/15/2009 | CN201271675Y Precise leveling machine for sheet |
| 07/15/2009 | CN201271674Y Leveller |
| 07/09/2009 | US20090173651 Sheet metal pry hooks |
| 07/08/2009 | CN101474649A Roller passing type brake pad leveling machine |
| 07/01/2009 | CN201264050Y Punching and flattening machine |
| 07/01/2009 | CN100506418C Supporting roller split inner sleeve or split bearing assembled connecting device |
| 06/24/2009 | CN201261030Y Strip-shaped steel plate-straightening device |
| 06/24/2009 | CN101462129A Method for decreasing band steel residual stress on hot rolling leveling machine unit |
| 06/24/2009 | CN100503068C Fastener for a car-body straightening device |
| 06/23/2009 | US7549313 Vehicle frame straightening jig with multiple end sockets |
| 06/23/2009 | CA2428496C Device and method for calibrating a multiple-roller flattener |
| 06/17/2009 | CN100500911C Steel plate excellent in resistance to fatigue crack expansibility and manufacturing method thereof |
| 06/16/2009 | US7546684 Method for repair and replacement of combustor liner panel |
| 06/10/2009 | DE102007046138B3 Straightening machine comprises upper and lower straightening rollers that are drivable via coupling elements, interchangeable caskets, and transmission and drive shaft arrangements for active propelling of the straightening rollers |
| 06/10/2009 | CN201253646Y Lever type flat car side-door reshaping restorer |
| 06/10/2009 | CN201253645Y Rolling shape-correction tool |
| 06/09/2009 | US7543470 Roll straightener |
| 06/04/2009 | DE102008006830B3 Verfahren und Vorrichtung zum Entfernen von Dellen aus einer elektrisch leitenden, flächigen Struktur zur Ausbildung einer glatten Struktur Method and apparatus for removing dents from an electrically conductive flat structure for forming a smooth structure |
| 06/03/2009 | EP2064009A2 Dockable trolley for vehicle frame-straightening bench |
| 06/03/2009 | CN201249214Y Ragging mark rapid position staff gauge for thermal straightening machine |
| 06/03/2009 | CN201249213Y Adjusting mechanism of holding-down device of all-hydraulic controlled metal plate and strip levelling machine |
| 06/03/2009 | CN101444804A Method for determining roller distance of a metal plate strip roller-type combined straightening machine |
| 06/02/2009 | CA2428710C Method for adjusting a flattener under traction and corresponding device |
| 05/27/2009 | EP2062662A2 Device for removing dents from car body |
| 05/27/2009 | CN201246414Y Bearing base |
| 05/27/2009 | CN201244636Y Automatic reinforced bar straightening machine |
| 05/27/2009 | CN201244610Y Single-acting multi-press head board surface trimming press |
| 05/27/2009 | CN201244609Y Planishing mill roller surface protecting and supporting device |
| 05/20/2009 | CN201241189Y Ear correcting apparatus of copper anode plate preparation machine unit |
| 05/14/2009 | US20090120149 Methods and Apparatus for Monitoring and Conditioning Strip Material |
| 05/13/2009 | EP2058059A1 Methods and apparatus to drive material conditioning machines |
| 05/13/2009 | CN201235469Y Extended surface tube welding device |
| 05/13/2009 | CN201235377Y Hydraulic reversion type levelling machine |
| 05/13/2009 | CN101428307A Bracket structure of auxiliary vertical roll |
| 05/13/2009 | CN101428306A Improved structure of roll shaft support |
| 05/13/2009 | CN101428293A Methods and apparatus to drive material conditioning machines |
| 05/12/2009 | US7530250 Method for straightening a metal strip and straightening machine |
| 05/07/2009 | US20090113973 Methods and Apparatus to Drive Material Conditioning Machines |
| 05/07/2009 | CA2643296A1 Methods and apparatus to drive material conditioning machines |
| 05/06/2009 | EP1951455B1 Method for levelling a strip-like or sheet flat product in a levelling machine with overlapping rollers and levelling installation therefor |
| 05/06/2009 | CN201231281Y Compensation mechanism for straightener roll-changing clamping device |
| 05/06/2009 | CN201231268Y Flange-plate automatic flattening machine of H profiled bar welding automatic line |
| 05/06/2009 | CN201231267Y Bending roll |
| 05/06/2009 | CN201231250Y Quick roll changer of hot-strip five roll machine |
| 04/29/2009 | CN201227736Y Bent shaft fillet rolling straightening machine |
| 04/29/2009 | CN201227666Y Evener |
| 04/29/2009 | CN101417297A Straightening scheme of metal plate-belt roll type combination straightening machine |