Patents
Patents for B21D 11 - Bending not restricted to forms of material mentioned in only one of groups , ,; Bending not provided for in groups; Twisting (4,159)
09/2005
09/01/2005WO2005081570A1 Isolation and remediation of a communication device
09/01/2005DE10393576T5 Verfahren und Vorrichtung zum Biegen eines Schneideisenblock-Messers Method and apparatus for bending an iron block cutting knife
08/2005
08/30/2005US6935154 Method for locating variable length components in a modular forming die
08/30/2005CA2325127C Method for the manufacture of bundles of metal sheets of annular shape
08/24/2005CN2719440Y Metal plate bending apparatus
08/11/2005US20050173389 Apparatus for slider curvature modification by substrate melting produced with a pulsed laser beam
08/09/2005US6925846 Portable mini-break
08/04/2005WO2005071340A1 Flat tube for heat exchanger, heat exchanger using the flat tube, and method of molding the flat tube for the heat exchanger
08/04/2005US20050166393 Coil forming apparatus and method of forming coils of rotary electric machine
08/03/2005CN1649692A Bending laser irradiation apparatus and laser irradiation method
07/2005
07/07/2005WO2005061144A1 Method and tool for bending bar material
07/06/2005EP1268101B1 Machine for bending and twisting flat metal wire
06/2005
06/29/2005CN1208147C Flange cold rolling machine
06/23/2005US20050133485 Laser irradiation device and method for bending processing
06/22/2005EP1543893A1 Method for joggling a profile and profile made according to this method
06/22/2005CN1630953A Thin-wall anode can
06/16/2005US20050129917 Apparatus and method for manufacture of multilayer metal products
06/16/2005US20050126110 Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor
06/15/2005EP1541256A1 Automatic feeder for electrowelded metal nets
06/15/2005EP1539516A1 Stabilizer and a method of manufacturing the same
06/15/2005EP1333944B1 Fast and automated tool-changing device with standard conical tool support for digitally controlled bending machine
06/08/2005EP1159093B1 Method for forming a short-radius bend in flanged sheet metal member and connector produced thereby
06/08/2005CN1625448A Reshaping tool
06/08/2005CN1623763A Stir forming apparatus and method
06/02/2005US20050115048 Reshaping tool
06/01/2005EP1535675A1 Machine for straightening, bending and cutting of iron concrete rods
05/2005
05/26/2005WO2005009639A3 Center shifted roll forming
05/26/2005US20050109074 Method and computer controlled apparatus for bending elongate material utilizing a pure bending moment
05/19/2005WO2005044541A1 Method and apparatus for bending composite reinforced pipe
05/19/2005US20050103085 Water cooled panel and forming method
05/11/2005EP1529573A1 A plant for bending metal bars, with automatic transfer of the bars into the bending position
05/11/2005EP1529572A1 Method for producing bent spring rails from an endless spring band
05/04/2005EP1527830A1 Rolling mill and method for manufacturing helically shaped metal strips
04/2005
04/28/2005US20050087910 Method and apparatus for bending composite reinforced pipe
04/28/2005US20050086991 Front gauge for a sheet bending brake
04/28/2005US20050086990 Apparatus and method for forming curvature in sheet metal
04/23/2005CA2776398A1 Method and apparatus for bending composite reinforced pipe
04/20/2005EP1523387A1 Metal plate, method for making same and method for folding same
04/20/2005CN1607050A Edge banding method of chemical oxygen container
04/19/2005US6881494 Method for shaping an initial profile or a similar workpiece using an internal high pressure and profile therefor
04/14/2005US20050076696 Plate material processing machine with bending function and tool for the same
04/14/2005US20050076694 Wire bending device
04/14/2005US20050076693 Bending machine for profiles such as reinforcement round pieces or similar
04/12/2005US6877349 Slitting a sheet of metal for bending along a bend line; casting molds
04/06/2005CN1603022A Processing method for water jacket of integral curved stainless steel round billet crystallizer
03/2005
03/30/2005CN1600470A Twin shaft flexible roll-bending machine based on control of feeding force
03/24/2005US20050064138 Method for precision bending of sheet of materials, slit sheets fabrication process
03/24/2005US20050062299 Sweep forming assembly and method
03/24/2005US20050061048 Method and apparatus for fabricating helically shaped ribbons of material
03/23/2005EP1409167B1 Method and device for shaping structural parts
03/23/2005EP1333943B1 Method for producing bent spring rails from an endless spring band
03/22/2005US6868708 Blank guided forming
03/17/2005DE10338374A1 Printing plate guide device for printing plate changer has clamping gap shaped to produce required geometry of rear edge
03/03/2005DE19959798B4 Verfahren und Vorrichtung zum Herstellen gekrümmter Werkstücke Method and apparatus for manufacturing curved workpieces
03/02/2005CN2681832Y Reinforced bar cold-rolled twisting machine
03/02/2005CN1586757A Positioning process for double bending of embedded switch cabinet panel
03/02/2005CN1191135C Manufacture of rod with twist figure of different density
03/01/2005US6860133 Plate material processing machine with bending function and tool for the same
02/2005
02/24/2005DE4345158B4 Verfahren und Vorrichtung zum Streckziehen von Halbzeugen Method and apparatus for stretch forming of semi-finished
02/22/2005US6857303 Machine for bending and twisting flat metal wire
02/17/2005US20050035179 Stir forming apparatus and method
02/16/2005EP1506832A2 Stir forming apparatus and method
02/15/2005US6854313 Tube crimping/bending apparatus
02/08/2005US6852181 Cold working of a high strength steel rods
02/08/2005US6851176 Method for the manufacture of bundles of metal sheets of annular shape
02/03/2005WO2005009639A2 Center shifted roll forming
02/03/2005DE3742869B4 Rohrförmige Stabilisatorstange und Verfahren zu deren Herstellung A tubular stabilizer bar and process for their preparation
02/03/2005DE10245317B4 Verfahren zum Streckbiegen eines langgestreckten Profilbauteils und Streckbiegevorrichtung zur Durchführung des Verfahrens A method for stretch bending of an elongate profile member and stretch-bending apparatus for carrying out the method
02/02/2005CN2675287Y Cold bending composite roller extrusion-forming machine
02/02/2005CN2675286Y U-shape seamless stainless steel pipe for water heating device
02/02/2005CN1187143C Machine frame assembling and bending mould apparatus of rib old bending machine
01/2005
01/27/2005US20050017120 Center shifted roll forming
01/27/2005US20050016250 Automated pneumatic door skin hammer
01/27/2005DE10257044B4 Gasturbine Gas turbine
01/20/2005DE10320688B3 Verfahren zur Herstellung von Radschüsseln A process for the production of wheel discs
01/13/2005US20050005746 Method for preparing three-dimensional signs
01/12/2005EP1494825A1 Method and machine for bending of wire rods, wires, tubes or other material of prismatic cross section
01/12/2005CN2670023Y Stirrup shaping apparatus
01/12/2005CN1562695A Push-in type clamping head bending die device in middle frame of cold frame bender
01/05/2005EP1280620B1 A sweep forming assembly, a bumper and a method of manufacture thereof
01/05/2005DE202004016527U1 Press for punching sheet metal has jaws with sheet gripping surfaces having edge lips held by retaining ring
01/05/2005DE10326107A1 Biegevorrichtung für dünnwandige Rohre aus Metall, insbesondere Stahl A bending device for thin-walled pipes made of metal, in particular steel
01/05/2005CN2668293Y Spring finger bending die
12/2004
12/30/2004US20040261485 Installation for processing metal bars with improved means for transferring the bars, and method provided thereby
12/29/2004EP1313577B1 Wire bending device
12/29/2004CN1558802A A method of bending metal roofing sheets and a bending apparatus
12/29/2004CN1181936C Bending machine
12/28/2004CA2080881C Bending-shaping machine having multiple working levels
12/16/2004WO2004108319A1 Bending device for thin-walled metal tubing, in particular steel tubing
12/16/2004US20040250598 Method for producing bent spring rails from an endless spring band
12/16/2004US20040250591 Bending machine for profiles such as reinforcement round pieces or similar
12/15/2004CN1554496A Digital control method for turntable bending machine
12/14/2004US6831249 Slider produced by slider curvature modification by substrate melting produced with a pulsed laser beam
12/14/2004CA2284427C Twisting machine for polygonal cross-section bars
12/09/2004US20040244453 Device and method for bending profiles
12/08/2004EP1483418A1 Pre-loading of components during laser peenforming
12/02/2004US20040239172 Method for producing wheel pans
12/02/2004US20040237622 Method and apparatus for distorting a workpiece
11/2004
11/30/2004US6823571 For stamping shaped parts eliminates the need for rolls of metal at the stamping site; thermal and acoustical insulation and shielding
11/24/2004EP1159094B1 Method and pipe-bending device for manufacturing a pipe-offset for a connector
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