| 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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| 05/07/2008 | CN101172289A Releasing mechanism and leveling apparatus |
| 05/02/2008 | WO2008024842A3 Apparatus and process for reducing profile variations in sheet metal stock |
| 05/01/2008 | US20080098784 Method for Straigtening a Metal Strip and Straightening Machine |
| 04/30/2008 | EP1916042A1 Line for straightening strip material wrapped to a coil and for feeding in the same to a processing machine |
| 04/30/2008 | CN201052528Y Welding pit pulling out device |
| 04/30/2008 | CN201052527Y Finish pit pulling out device |
| 04/24/2008 | US20080092617 Turbocrimper |
| 04/23/2008 | CN201049359Y Rectification device for mine railway haulage self-dumping vehicle hopper |
| 04/16/2008 | EP1909984A1 Roller actuating device for machines used for processing metal products |
| 04/16/2008 | CN101161846A Low nickel-chrome-molybdenum alloy cast iron wear-resistant material for profiled bar straightening roller |
| 04/10/2008 | DE102007033369A1 Production of sheet metal used in the production of a vehicle lock comprises inserting an equalizing notch in a sheet metal part so that unwanted drawing of the sheet metal part during processing is avoided |
| 04/08/2008 | US7353579 Flange restoring device and method |
| 04/02/2008 | EP1601477B1 Device and method for calibrating a roller leveller machine by means of an instrumented bar |
| 04/02/2008 | CN201042795Y Hammering gad |
| 04/02/2008 | CN101153377A Leveler roll and manufacturing process thereof |
| 04/02/2008 | CN100377802C Device and method for calibrating a planishing roller device by means of an instrumented bar |
| 04/01/2008 | CA2435085C Compression pipe repairing and reinforcing methods |
| 03/26/2008 | CN201040295Y Die holder floating mechanism for steel plate leveling machine |
| 03/26/2008 | CN201040294Y Modified structure for steel plate leveling machine |
| 03/19/2008 | EP1900829A1 Process and device for tempering steel strips |
| 03/19/2008 | EP1789214B1 Method for producing a metal sheet having a top surface structure |
| 03/18/2008 | US7343771 Deck leverage anchor with swivel mechanism |
| 03/12/2008 | EP1897631A1 Levelling bench arrangement, set of accessories for a levelling bench arrangement, and method for preparation of a levelling bench for a particular vehicle model |
| 03/12/2008 | EP1897630A1 Method for alignment of a vehicle and levelling bench arrangement |
| 03/12/2008 | EP1562716A4 Seam closing apparatus |
| 03/12/2008 | CN101138773A Method for alignment of a vehicle and levelling bench arrangement |
| 03/12/2008 | CN101138772A Levelling bench arrangement, set of accessories for a levelling bench arrangement, and method for preparation of a levelling bench for a particular vehicle model |
| 03/12/2008 | CN100374223C 15.Roll combined straightening machine |
| 03/06/2008 | US20080053179 Clamping sleeve and apparatus for forming the same |
| 03/05/2008 | EP1894643A1 Method and apparatus for monitoring and conditioning strip material |
| 02/28/2008 | US20080047314 Device for the Continuous Lengthening of a Metal Strip by Traction, and Method for Operating One Such Device |
| 02/20/2008 | CN201023104Y Automobile deformation correction machine |
| 02/20/2008 | CN201023103Y Roller type board correction machine |
| 02/20/2008 | CN201023102Y Leveling device for high flatness tungsten plate |
| 02/20/2008 | CN100369707C Apparatus for circulating utilizing of oil drum |
| 02/20/2008 | CN100369689C Processing method for strake for leveling boat |
| 02/14/2008 | WO2008018192A1 Device and method for correcting door sash for automobile |
| 02/14/2008 | DE202007015406U1 Wechselkassettenanordnung für eine Richtmaschine und Richtmaschine Exchange cartridge assembly for a leveler and leveler |
| 02/13/2008 | CN201020488Y Correcting platform for bulldozer bogie frame |
| 02/13/2008 | CN201020487Y Starting sheet embossing leveling machine |
| 02/12/2008 | CA2414333C Apparatus for strip processing |
| 02/05/2008 | US7325430 Method for locally surface-modifying of aluminum alloy sheet to improve formability thereof |
| 01/30/2008 | EP1881875A1 Dent removing method and device |
| 01/30/2008 | CN101112710A Arrangement for changing the position of roll-changing guided groove of the flattening roller |
| 01/30/2008 | CN100364688C Method of joining a can lid closure to a can body |
| 01/30/2008 | CN100364681C 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 |
| 01/23/2008 | CN201009079Y Welded-wire fabric uncoiling flattening shear forming machine |
| 01/23/2008 | CN201008914Y Clamp block of roll changing cramping device of unbender |
| 01/23/2008 | CN201008905Y Frame type section bar correcting machine |
| 01/23/2008 | CN201008904Y Auxiliary device for correcting distortion |
| 01/23/2008 | CN101108400A Support rolling wheel composite structure of flattener |
| 01/17/2008 | US20080011036 Cassette roller leveler with common back-up rolls |
| 01/16/2008 | CN201006550Y Multiple rolls system straightening machine |
| 01/16/2008 | CN100361759C Multi-roller steel plate-flattening machine |
| 01/10/2008 | US20080006860 Magnetoresistive effect element and magnetic memory device |
| 01/09/2008 | CN201002251Y Sheet-metal trimming device |
| 01/09/2008 | CN101099981A Composite board leveling machine |
| 01/09/2008 | CN101099980A Supporting roller split inner sleeve or split bearing assembled connecting device |
| 01/02/2008 | CN200999829Y Speed reducer special for rolling machine and leveling machine |
| 01/02/2008 | CN100358671C Method for straightening cross-beam of car and apparatus thereof |
| 01/02/2008 | CN100358647C Straightening bench of the car body |
| 01/01/2008 | US7315053 Magnetoresistive effect element and magnetic memory device |
| 12/27/2007 | WO2007147721A1 Unwinding device |
| 12/26/2007 | CN200995236Y Hydraulic correcting unit |
| 12/26/2007 | CN101091971A Leveling machine for single beam |
| 12/19/2007 | CN200991725Y Roof bar resetting device |
| 12/19/2007 | CN200991724Y Wide-thick-plate roll composite coarse correction machine |
| 12/12/2007 | CN100354055C Roller type leveling machine |
| 12/06/2007 | DE202007013550U1 Einstellbare Richtvorrichtung Adjustable straightening device |
| 12/05/2007 | EP1861212A1 Straightening device and method |
| 12/05/2007 | CN200984613Y Three-machine-integrated precise material rack straightening feeding machine |
| 12/05/2007 | CN200984597Y Novel reed blade leveling machine |
| 12/05/2007 | CN101082108A Steel plate for producing seabed pipe line and rolling method therefor |
| 12/05/2007 | CN101081414A Leveling machine |
| 11/29/2007 | WO2007092404A3 Work roll scraper for roller levelers |
| 11/28/2007 | CN100351026C Method and apparatus for in-situ leveling of progressively formed sheet metal |
| 11/21/2007 | EP1673181B1 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 |
| 11/21/2007 | CN200977533Y Improved hot-rolling thin strip steel leveling device |
| 11/21/2007 | CN200977532Y Multiple die holder steel plate correction machine |
| 11/14/2007 | EP1558410B1 Device for checking and regulating wire wheels |
| 11/14/2007 | CN101072648A Fastener for a car-body straightening device |
| 11/14/2007 | CN101069903A Levelling machine |
| 11/07/2007 | CN200970604Y Correcting clamp for whole vehicle frame |
| 11/07/2007 | CN200970603Y Truck driver's cab corrector |
| 11/07/2007 | CN200970602Y Creep aging shape corrector |
| 11/07/2007 | CN101068631A Method for straightening a metal strip and straightening machine |
| 11/07/2007 | CN100346893C Apparatus in the straightening bench of the car body |
| 11/01/2007 | WO2007063527A3 Multifunctional tool machine for correction of planarity errors and reducing tensioning in disk-shaped blades, as well as method and program for controlling such machine |
| 10/31/2007 | CN200967068Y On-line roller grinding device of straightener |
| 10/24/2007 | CN200963644Y Frame correction cramping apparatus |
| 10/24/2007 | CN100344390C Appts.for flating |
| 10/18/2007 | WO2007092404A9 Work roll scraper for roller levelers |
| 10/10/2007 | CN200957433Y Flattener for correcting disk shear deformation |
| 10/10/2007 | CN101049670A Method for hot working and welding heavy plate |
| 10/03/2007 | CN200954525Y Short support roller, arc oblique-wedge for adjusting operation roller convexity mechanism under straightening machine |
| 10/03/2007 | CN101045279A Technique for producing magnesium alloy punched thin plate |
| 10/03/2007 | CN101045245A One-piece calibration method for crankcase tempering, device for implementing the method |
| 09/26/2007 | CN200951455Y Machine for levelling leftover bits and pieces of stainless steel |
| 09/25/2007 | CA2277550C Method of preadjusting cold deforming plants |
| 09/20/2007 | DE202007008589U1 Getriebeanordnung und Richtmaschine mit einer solchen Gear assembly and straightening machine with such a |