| Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
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| 04/16/2009 | WO2009048184A1 Continuous feeder steel sheet of steel manufacturing apparatus for building |
| 04/16/2009 | US20090096213 Vertical axis wind turbine and method of making the same |
| 04/16/2009 | DE202009000395U1 Vorrichtung zum Umformen von Blechen An apparatus for forming metal sheets |
| 04/15/2009 | EP2047924A2 Method and device for manufacturing a guard rail |
| 04/15/2009 | CN100478097C Method of designing fold lines in sheet material |
| 04/09/2009 | DE102007034708B3 Flexibler Niederhalter für eine Profilieranlage zum flexiblen Walzprofilieren von Kalt- oder Warmprofilen mit veränderlichem Querschnitt Flexible holders for a profiling system for flexible roll forming of cold or hot profiles with variable cross-section |
| 04/08/2009 | EP2043795A1 Stop mechanism for a bending press |
| 04/08/2009 | EP1960134B1 Profiling machine. |
| 04/08/2009 | CN201218250Y Main hydraulic cylinder for hydraulic bending machine |
| 04/08/2009 | CN201218249Y Main hydraulic cylinder of hydraulic bending machine |
| 04/08/2009 | CN101402111A Lapping machine special for wind power generation column barrel |
| 04/08/2009 | CN100476007C CSP production process of steel for automobile crossbeam |
| 04/07/2009 | US7513135 Manufacturing device, particularly a folding press, having electronic tool detection |
| 04/02/2009 | WO2009021838A3 Method for producing partially reinforced hollow profiles |
| 04/02/2009 | WO2009013017A4 Flexible retaining device for a profiling installation for the flexible roll-profiling of cold or hot profiles with a variable cross section |
| 04/02/2009 | DE202009000823U1 Umkantwerkzeug Umkantwerkzeug |
| 04/02/2009 | DE102007059439B3 Vorrichtung und Verfahren zum Kaltwalzprofilieren von Profilen mit veränderlicher Höhe Apparatus and method for cold roll forming of profiles with variable height |
| 04/02/2009 | DE102007047036A1 Verfahren zur Herstellung eines weitestgehend flächenförmigen Bauteileverbundes und weitestgehend flächenförmiger Bauteileverbund dazu A method for producing a largely planar composite components and mostly sheet-like composite components to |
| 04/02/2009 | DE102007045644A1 Component forming device for constructing vehicle body, has processing unit whose upper and lower rollers are geometrically shaped so that rollers produce end flange at component when rollers cooperate with each other |
| 04/01/2009 | EP2040862A2 Method and apparatus for detecting unsafe conditions |
| 04/01/2009 | CN201214113Y Deflection compensation mechanism for bending machine worktable |
| 04/01/2009 | CN101396704A Molding main machine |
| 04/01/2009 | CN101396703A Improved molding main-machine structure |
| 04/01/2009 | CN100473743C Stamping high-strength heating galvanized steel with excellent welding performance and method for manufacturing the same |
| 03/25/2009 | EP2039442A1 Method for utilizing bending machine die layout, and its apparatus |
| 03/25/2009 | EP1812182A4 Press mounted cam |
| 03/25/2009 | EP1750866B1 Roller cam |
| 03/25/2009 | CN101391274A Pushing mechanism of rotation bending stretcher |
| 03/19/2009 | WO2009035106A1 Roll forming device |
| 03/19/2009 | WO2009033199A1 Drive device for a bending press |
| 03/19/2009 | DE102005037424B4 Vorrichtung und Verfahren zur Bearbeitung eines Blechformteils mit einem Flanschabschnitt Apparatus and method for processing a sheet metal part with a flange portion |
| 03/18/2009 | EP2036711A1 Drive device for a press brake |
| 03/18/2009 | EP2035161A1 Method for making a shelf column and a shelf column |
| 03/18/2009 | CN201208694Y Machine tool |
| 03/18/2009 | CN201208631Y Plate feeding table |
| 03/18/2009 | CN101386039A Steel plate pressure head rolling method |
| 03/18/2009 | CN100469935C CSP production process for hot-galvanizing-baking hardened steel sheet |
| 03/18/2009 | CN100469482C Tube, tubr making method and device |
| 03/18/2009 | CN100469474C Roll forming apparatus for forming sheet material into multiple shapes |
| 03/17/2009 | US7503200 Method for correcting a folding operation and folding press |
| 03/12/2009 | WO2009029988A1 Steel strips with folded edges to form load bearing structure |
| 03/12/2009 | US20090064502 Method for forming a bumper beam for a motor vehicle |
| 03/11/2009 | EP2032280A1 Device for crushing the ends of tubular sections, in particular of vehicular bumpers, and related method for providing said crushing |
| 03/11/2009 | CN101381842A High chromium content ferrite stainless steel and manufacturing method thereof |
| 03/10/2009 | CA2469192C Method and apparatus for changing the rolls of a tube-welding system |
| 03/05/2009 | US20090056406 Articulated bending brake for sheet metal forming |
| 03/05/2009 | US20090056402 Apparatus and methods for shaping metal sheets |
| 03/04/2009 | EP2029296A1 Roll forming apparatus and method for making a half-round gutter profile, as well as a gutter profile field of the invention |
| 03/04/2009 | CN201201003Y Device for supporting roller of roller mold press |
| 03/04/2009 | CN101376953A High-corrosion resistant high-strength weather resisting steel and manufacturing method thereof |
| 03/04/2009 | CN101376950A Superhigh intensity cold rolling weather resisting steel plate and manufacturing method thereof |
| 03/04/2009 | CN101376946A Steel for 110ksi steel grade straight welding petroleum casing pipe, casing tube and manufacturing method |
| 03/04/2009 | CN101376943A Steel for 80ksi steel grade straight welding petroleum casing pipe, casing tube and manufacturing method |
| 03/04/2009 | CN100465322C A superlow carbon baking hardened steel plate added with Ti and V and a manufacturing method thereof |
| 02/26/2009 | WO2009023973A1 Apparatus and process for shaping a tube from a metal sheet |
| 02/26/2009 | WO2008152536A3 Device for locking of dies on press brakes |
| 02/26/2009 | US20090049881 Method of forming a tubular ring |
| 02/26/2009 | DE102007039848A1 Swing-folding machine for roll-bending workpiece, has folding rail whose working edges are changed between positive and negative folds of metal section, so that one of edges is formed at rail's movable part and moved parallel to other edge |
| 02/26/2009 | DE102007012316B4 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 |
| 02/26/2009 | DE102007011849B4 Vorrichtung und Verfahren zum Biegen von flachem Halbzeug zu Profil mit über seine Länge veränderlichem Querschnitt Apparatus and method for bending flat to semi profile with variable cross-section along its length |
| 02/25/2009 | EP1339508B2 A roll forming machine |
| 02/25/2009 | CN201198016Y Curved face mould for special-shaped curved surface quick forming machine |
| 02/25/2009 | CN201198008Y Bidirectional deflection compensating mechanism of large-sized bender |
| 02/25/2009 | CN101374615A Continuous process of roll-forming stamped sheet |
| 02/25/2009 | CN101372074A Batch processing method of flange blank of pulley with large diameter |
| 02/25/2009 | CN101372022A Chain cover bending mechanism |
| 02/19/2009 | WO2009021838A2 Method for producing partially reinforced hollow profiles |
| 02/19/2009 | US20090044592 Method for manufacturing an edge protector and die assemblies therefor |
| 02/18/2009 | EP2025420A1 Method of reducing the thickness of one-piece milling products |
| 02/18/2009 | EP1819457B1 Kinematic system for the displacement of working units of machines for bending and forming metallic sheets |
| 02/18/2009 | EP1789215A4 Tool system for bending sheet materials and method of using same |
| 02/18/2009 | EP1642991B1 Method for hot forming and hot formed member |
| 02/18/2009 | EP1069963B8 Method and device for producing cambered sections of spring band |
| 02/18/2009 | CN201195182Y Elastic positioning strip rolling mould |
| 02/18/2009 | CN201195180Y Nondestructive sheet material bending mould |
| 02/18/2009 | CN201195174Y Integral guide slot bending press head apparatus |
| 02/18/2009 | CN101368823A Evaluation system and method for processing precision of bending part |
| 02/18/2009 | CN101367098A Bending and molding machine for metal sheet member |
| 02/18/2009 | CN101367097A Reaction type angle control digital control plate bender |
| 02/17/2009 | US7490501 Method of processing formed product, and metal cope and metal drag used for the method |
| 02/12/2009 | US20090043543 Method of designing fold lines in sheet material |
| 02/11/2009 | EP2021597A2 Channel letter machiine and method thereof |
| 02/11/2009 | EP1687105A4 Sheet metal bending brake with improved hinge |
| 02/11/2009 | CN201192715Y Damping holding material roller |
| 02/11/2009 | CN101362166A Conical rolling device |
| 02/11/2009 | CN100460549C Process of producing hot rolled steel plate for cold formation |
| 02/11/2009 | CN100460101C Coupler yoke bending forming method and apparatus thereof |
| 02/05/2009 | WO2008145327A8 Process for producing a locally hardened profile component, locally hardened profile component and use of a locally hardened profile component |
| 02/04/2009 | CN101360571A Molding tool having stopping device used in actuating member of security member |
| 02/04/2009 | CN101357431A Flange fabrication technology |
| 02/04/2009 | CN101357389A Novel plastic aluminum steady-state tube alclad forming device |
| 02/04/2009 | CN101357378A Circular arc camber forming machines |
| 02/04/2009 | CN100457312C Manufacturing process and end product of a wire-like rectangular section |
| 02/03/2009 | US7484396 Pivot link for sheet bending brake and sheet bending brake including pivot link |
| 01/29/2009 | WO2009013017A1 Flexible retaining device for a profiling installation for the flexible roll-profiling of cold or hot profiles with a variable cross section |
| 01/29/2009 | WO2007143181A9 Apparatus for the fabrication of metal wall frame members and assembly of wall frames therefrom |
| 01/28/2009 | EP2018912A1 A protective tool for a bending tool |
| 01/28/2009 | CN201186322Y Mold for forming metal wallboard |
| 01/28/2009 | CN201186312Y Hydraulic synchronous device of rolling machine work roll |
| 01/28/2009 | CN201186311Y Bending machine capable of carrying out deviation load processing |