| Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
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| 07/23/2009 | DE102008062322A1 Werkzeug zum Bilden einer Vertiefung zum Buckelschweißen Tool for forming a recess for projection welding |
| 07/22/2009 | CN101486054A Conical pipe forming machine and method of use thereof |
| 07/22/2009 | CN101486053A Light sheet bending device and bending method thereof |
| 07/22/2009 | CN100515595C Pipe body making method, pipe body and image forming device using the same |
| 07/21/2009 | CA2394138C Sweep forming assembly and method |
| 07/16/2009 | DE202008003687U1 Falzeinrichtung Folding device |
| 07/15/2009 | CN201271682Y Hydraulic three-roller machine for bending metal sheet |
| 07/15/2009 | CN101484254A Method and apparatus for utilizing bending machine mold layout |
| 07/14/2009 | US7560155 Sheet material with bend controlling grooves defining a continuous web across a bend line and method for forming the same |
| 07/09/2009 | WO2009084940A1 Roll forming apparatus |
| 07/09/2009 | US20090173135 Tool fastening device for a wedge drive |
| 07/09/2009 | DE102008003067A1 Verfahren zum Biegen eines Werkstücks Method for bending a workpiece |
| 07/08/2009 | EP2077166A1 Longitudinal edge machining device for sheet metal |
| 07/08/2009 | EP2077165A1 Sheet metal bending machine |
| 07/08/2009 | CN201267840Y I-steel stand hydraulic sheet material ultra-wide bending machine tool |
| 07/02/2009 | WO2009080717A1 Device for a roll former for profiling a sheet-metal strip and method associated therewith |
| 07/02/2009 | WO2009080185A1 Process for producing shaped components from high-strength and ultra high-strength steels |
| 07/01/2009 | CN201264052Y Inner supporting side roller device for molding steel tube |
| 07/01/2009 | CN201264051Y Arc-bending device |
| 06/25/2009 | WO2009078739A2 Metal folding apparatus |
| 06/24/2009 | EP2072160A1 Process for producing shaped components from high-strength and ultra high strength steels |
| 06/24/2009 | CN201261033Y Rolling machine with lower roller capable of being rapidly assembled and disassembled |
| 06/24/2009 | CN201261032Y Main unit of press brake |
| 06/23/2009 | US7549311 Sheet metal bending brake |
| 06/18/2009 | WO2009074299A1 Apparatus and process for forming profiles with a variable height by means of cold rolling |
| 06/18/2009 | US20090151417 Apparatus for machining variable trim line of panel |
| 06/18/2009 | US20090151414 Methods and apparatus to control a hem profile of strip material |
| 06/18/2009 | CA2708789A1 Apparatus and method for cold roll forming of profiles with varying height |
| 06/17/2009 | EP2069089A2 Method and apparatus for imparting compound folds on sheet materials |
| 06/17/2009 | CN201257463Y Hydraulic three-roller plate roll with underslung single oil-cylinder |
| 06/17/2009 | CN201257462Y Frame radial side-turning type multifunctional three-roller rolling machine |
| 06/17/2009 | CN201257461Y Pushing mechanism of rotation bending stretcher |
| 06/17/2009 | CN101456042A Meridian station |
| 06/11/2009 | WO2009072661A1 Bending method by robot, and apparatus for the method |
| 06/11/2009 | WO2009051816A3 Tapered crushable polygonal structure |
| 06/10/2009 | DE102007056827B3 Controller und vollautomatisches Biegesystem für Biegemaschinen Controller and fully automatic bending system for bending machines |
| 06/10/2009 | DE102007012316B9 Verfahren und Anbiegepresse zum Anbiegen der Randstreifen eines zu einem Schlitzrohr zu formenden ebenen Bleches A method and bending press for bending of the edge strips of a slit tube to be molded flat sheet |
| 06/10/2009 | CN201253649Y TG-FS-007 type stainless steel sample bending device |
| 06/09/2009 | CA2419225C Method for precision bending of a sheet of material and slit sheet therefor |
| 06/04/2009 | WO2009068416A2 Controller and fully automatic bending system for bending machines |
| 06/04/2009 | WO2009048272A3 Method and apparatus for forming metal panel roof tiles having shape of both male and female roof tiles |
| 06/03/2009 | CN201249221Y Control structure for a forming structure of a cold bending forming machine |
| 06/03/2009 | CN201249220Y Box type thin plate cold bending forming structure |
| 06/03/2009 | CN201249219Y Bending device of steel coil strip head |
| 06/03/2009 | CN201249218Y Cold-stamping bending nondestructive device |
| 06/03/2009 | CN201249217Y Wall panel structure for steel cold-bending forming equipment |
| 06/03/2009 | CN201249216Y Cold bending forming machine for a handmade plate |
| 06/03/2009 | CN201249215Y Pushing structure for a lower tool of a cold bending forming machine |
| 06/03/2009 | CN101444806A Combined roller structure for cold bending forming machine |
| 06/03/2009 | CN101444805A Quick tamping mechanism for cold bending forming machine |
| 06/03/2009 | CN100493755C Metal sheet molding process fro changing centre of circle |
| 06/02/2009 | CA2322669C Retro-fit rolling mill with jack screw |
| 05/28/2009 | US20090133460 Profile |
| 05/27/2009 | EP2061609A1 A kinematic system for clamping semifinished products by means of pressing for sheet metal shaping panelling machines |
| 05/27/2009 | CN201244611Y Compensated cylinder mechanism of hydraulic bending machine |
| 05/27/2009 | CN101439371A Deflection compensation mechanism of upper roll |
| 05/27/2009 | CN100491803C Safety device and protection method for machine |
| 05/26/2009 | US7536897 Mechanical connection for transferring forces while providing insulation |
| 05/26/2009 | US7536893 Automatic bending machine for manufacturing of steel rule cutting dies |
| 05/26/2009 | US7536891 Roll-forming or bending machine |
| 05/20/2009 | EP2060387A2 Press machine and method for controlling a press machine |
| 05/20/2009 | DE102007054825A1 Werkzeug zum Beschneiden und Abstellen von flächigen Werkstücken sowie Schneide- und Abstellverfahren Tool for trimming and parking of flat workpieces and cutting and shutdown procedures |
| 05/20/2009 | CN201239760Y Sectional type bender tool bit |
| 05/20/2009 | CN201239755Y Guide rail bending machine |
| 05/20/2009 | CN101433925A Method for coiling sleeve |
| 05/14/2009 | WO2009061742A2 Methods and apparatus for cutting profiles |
| 05/14/2009 | WO2009061584A1 Device with multiple cutting elements used in folding machine |
| 05/14/2009 | WO2009059582A2 Bending machine for metal sheets |
| 05/13/2009 | EP2058061A1 Negative-angle press-working die |
| 05/13/2009 | CN100486727C Press mounted cam |
| 05/12/2009 | CA2352086C Roll-forming machine with adjustable compression |
| 05/07/2009 | WO2009038998A3 Staged tooling technology |
| 05/07/2009 | US20090114703 Method and device for producing a longitudinally welded hollow profile |
| 05/07/2009 | US20090113978 Negative-angle press-working die |
| 05/07/2009 | US20090113974 Roll-Forming Machine And Method For Roll-Forming A Hat-Shaped Profile |
| 05/07/2009 | DE10327388B4 Schutzeinrichtung Protective device |
| 05/07/2009 | DE102008055780A1 Biegemaschine für Blechtafeln Bending machine for sheet metal panels |
| 05/06/2009 | CN201231284Y Ultra-long integration double-fold die |
| 05/06/2009 | CN201231271Y Novel automatic axles-spread adjustment curved roll press |
| 05/06/2009 | CN201231270Y Arc bending device of hob blade of grass cutter |
| 05/06/2009 | CN201231269Y Slide stroke adjustment mechanism of hydraulic bending brake |
| 05/06/2009 | CN100485074C Continuous casting and rolling process for producing IF steel form thin slab |
| 05/06/2009 | CN100485073C Production process of punch level cold rolled steel plate based on CSP technology |
| 05/06/2009 | CN100484699C Stereo luminous character enclosing machine |
| 04/30/2009 | WO2009052906A1 Process for producing a profile from a flat metal strip |
| 04/29/2009 | EP1758695B1 Cold roll forming apparatus and cold roll forming method |
| 04/29/2009 | CN101418661A Technology for manufacturing steel plastic composite section bar |
| 04/29/2009 | CN101417381A Cylindrical shell sloping-bottom tank car body manufacture technique |
| 04/28/2009 | US7523636 Front clamping system with movable intermediate bars for clamping asymmetric bending tools with a front or rear orientation |
| 04/28/2009 | US7523634 Forming die having filler cam assembly |
| 04/23/2009 | WO2009051816A2 Tapered crushable polygonal structure |
| 04/23/2009 | US20090100889 Variable adjustable cutoff device for roll formers |
| 04/23/2009 | DE112007001295T5 Verfahren und Vorrichtung zum Biegen eines Klingenmaterials Method and apparatus for bending a blade material |
| 04/22/2009 | EP2050520A2 Variable adjustable cutoff device for roll formers |
| 04/22/2009 | CN201223903Y Bending mould |
| 04/22/2009 | CN201223901Y Pneumatic double-blank pressing sheet metal bending mould |
| 04/22/2009 | CN101412064A Hydraulic clamping head of rotating bending drawframe |
| 04/22/2009 | CN101412062A Triangle fixing mechanism of rotating bending drawframe |
| 04/22/2009 | CN101412056A Revolving gear of rotating-bending drawframe |
| 04/16/2009 | WO2009048272A2 Method and apparatus for forming metal panel roof tiles having shape of both male and female roof tiles |