Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 11 - Bending not restricted to forms of material mentioned in only one of groups , ,; Bending not provided for in groups; Twisting
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)
10/2012
10/26/2012WO2010096018A8 Method for twisting hollow bars
10/25/2012US20120266642 Forming machine for forging, in particular, stretch-forging, workpieces
10/24/2012EP2514536A1 Device and method for automated wire bending
10/24/2012CN202498119U Angle adjusting structure
10/24/2012CN202498118U Spiral pipe processing device
10/24/2012CN202498117U Variable section L-shaped gas seal gear bending device
10/24/2012CN102744307A Variable cross-section roll bending forming method and device
10/24/2012CN102744306A Pipe extruding machine for spiral flat pipe
10/24/2012CN102744305A Disc type heat exchange tube coiler
10/24/2012CN102133590B Follow-up structure of bending machine
10/24/2012CN101837391B Press brake for bending sheets
10/18/2012US20120260712 Device For Forming A Work Piece
10/17/2012EP2511020A2 Method for bending metal material, bending machine, bending-equipment line, and bent product
10/17/2012CN202494109U Multi-head adjustable fire faucet
10/17/2012CN202490870U Flat steel twisting die
10/17/2012CN202490861U Pipe-feeding mechanism of pipe bender
10/17/2012CN202490860U Tube bender
10/17/2012CN202490859U Elbow forming mechanism
10/17/2012CN102740992A Unified rolling and bending process for large roller bearing cages
10/17/2012CN102740802A Method of peening metal heart valve stents
10/17/2012CN102728678A Auxiliary device for quickly changing upper die of bender
10/17/2012CN102728677A Device for making S-shaped metal honeycomb carriers
10/17/2012CN102728676A Stand-alone continuous ring-making process of engine gear ring blanks
10/17/2012CN102728675A Semi-automatic flat spiral rib reeling machine
10/16/2012US8286460 Process and apparatus to make an edge or a collar featuring a complex structure on metal rough pieces
10/16/2012US8286459 Method for producing two-piece can and two-piece laminated can
10/10/2012CN202479293U Rear material-stopping device special for numerical control bending machine
10/10/2012CN202479292U Forming device of spiral coil pipe
10/10/2012CN102725082A Apparatus for bending elongated metal elements, such as metal bars, round pieces or wire, and relative bending method
10/10/2012CN102717139A Modified cylinder used in bending machine or plate shearing machine
10/10/2012CN101780498B Multifunctional pipe bending machine
10/10/2012CN101132869B Method for bending metal material, bending machine, bending-equipment line, and bent product thereof
10/09/2012CA2707083C Tool for forming construct
10/04/2012US20120248765 Universal pipe connection and method
10/03/2012EP2504116A1 Apparatus for bending elongated metal elements, such as metal bars, round pieces or wire, and relative bending method
10/03/2012CN202461237U Helical blade drawing device
10/03/2012CN202461236U Anti-scratch bending device
10/03/2012CN102712062A Method for producing a one-piece corner connection
10/03/2012CN102699646A Single-shoe manufacturing method
10/03/2012CN102699164A Metal honeycomb carrier rolling device
10/02/2012US8276425 Ductmaking apparatus
09/2012
09/27/2012US20120241565 Protective net, especially for rockfall protection or for verge securing
09/26/2012CN202447462U Electric three-ring bending machine
09/26/2012CN202447461U Spiral pipe flatting machine
09/26/2012CN202447460U Twisting equipment
09/26/2012CN202447459U Device for winding round steel
09/26/2012CN202447458U Novel bending machine
09/26/2012CN202447414U Receiving equipment for non-ferrous metal pipe
09/26/2012CN102019309B Pipe bender
09/19/2012EP2500115A1 Method for shaping very thick mechanically welded sheets and structure obtained by said method
09/19/2012CN202438582U Bending machine and front positioning device thereof
09/19/2012CN102672018A Integrated helical baffle forming machine
09/19/2012CN102672017A Bending machine
09/19/2012CN102059283B Back baffler orbit movement clamping device of bending machine
09/12/2012CN202434612U Pre-bending device for anode lugs
09/12/2012CN202427781U Secondary fine adjustment positioning mechanism of bending machine
09/12/2012CN202427780U Forming device for heat exchange tube of gas heat exchanger
09/12/2012CN202427779U Device for forming heat exchange tube of condensed coal gas heat exchanger
09/12/2012CN102666318A Improved Archimedean screw
09/12/2012CN102658318A Steel net locking structure in automatic steel net coiling mechanism
09/06/2012US20120222382 Structural Support Device with Web Brace
09/05/2012CN202411176U Rear blocking mechanism for static slide guide rail of ball screw of bending machine
09/05/2012CN202411175U Angle compensating device for working platform of bending machine
09/05/2012CN202411174U Induction alarm mechanism for sleeve bending device
09/05/2012CN202411173U Flexible bracket of air cushion spring
09/05/2012CN202411172U Refrigeration pipe assembly device for refrigerating equipment
09/05/2012CN202411171U S-shaped front windshield glass edge covering strip bending device
09/04/2012US8256262 Method and apparatus for bending a metal member
09/04/2012US8256259 Coil forming method, coil forming die assembly and coil manufactured thereby
08/2012
08/29/2012CN202398683U Adjustable forming machine
08/29/2012CN202398682U Forming structure for forming machine
08/29/2012CN202398681U Forming machine
08/29/2012CN102649141A Finished product delivering mechanism of spiral type pipe bending machine
08/29/2012CN102049439B Pipe bending machine integrating straightening, cutting and three-dimensional numerical control pipe bending functions
08/29/2012CN101875075B Cold and hot spinning machine and hot spinning method
08/28/2012US8250896 Press-die and press-working method
08/22/2012CN202387803U Strength-saving wrench
08/22/2012CN202387802U Multilayer mosquito incense coiled type nonferrous metal pipe molding device
08/22/2012CN202387801U Multi-layer mosquito incense coil type nonferrous metal tube forming apparatus
08/22/2012CN202387800U Bending fixture for special-shaped parts
08/22/2012CN102641929A Blade winding device for auger stem
08/22/2012CN102641928A Device for winding blade of vertical angle drill rod
08/22/2012CN102641927A Bending device and bending method thereof
08/21/2012US8249733 System and method for analyzing performance of an industrial robot
08/21/2012US8245556 Deformation of thin walled bodies
08/16/2012DE10340794B4 Folgewerkzeug zum Herstellen eines komplex geformten und mit Öffnungen in verschiedenen Ebenen versehenen Bauteils Follow-on tool for producing a complex shaped and provided with openings in different planes component
08/15/2012EP2486992A1 Multiple clamp type stretching and forming machine
08/15/2012CN202377339U Net reel
08/15/2012CN202377338U Novel negative angle bending device
08/15/2012CN202377337U Bending machine
08/15/2012CN101983791B Pipe bender of spiral bent pipe
08/09/2012WO2012104412A1 Method and apparatus for making reinforcements for reinforced concrete
08/09/2012US20120198904 Multiple clamp type stretching and forming machine
08/08/2012EP2483182A1 Improved archimedean screw
08/08/2012EP1483418B1 Pre-loading of components during laser peenforming
08/08/2012CN202373649U Cathode lug pre-bending device
08/08/2012CN202367046U Long-workpiece punch die device
08/08/2012CN202367023U Single-point adjustable bulge machining worktable
08/08/2012CN202367022U Pipeline bending and positioning device
08/08/2012CN202367021U Automatic threaded pipe twisting forming device
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