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 7 - Bending rods, profiles, or tubes
Patents for B21D 7 - Bending rods, profiles, or tubes (6,195)
07/2010
07/08/2010DE102004060766B4 Biegevorrichtung für Rohre Bending device for pipes
07/07/2010EP2203264A1 Method and device for forming a bar stock, bar stock
07/07/2010CN201519716U Portable pipe bending machine
07/07/2010CN101767267A Technology for processing curve of intersection pipeline
07/07/2010CN101767130A Vertical pipe bender
07/07/2010CN101767129A Automatic bending machine for inflating valve
06/2010
06/30/2010CN101761638A Height adjusting device for improved transmission device
06/30/2010CN101758140A Multi-angle rectangular busbar bending mould
06/30/2010CN101758124A Sketch plate bending machine
06/30/2010CN101758123A Novel structure for connecting stander and cross beam
06/30/2010CN101758122A Improved cold bend structural steel transmission device
06/29/2010US7743636 Rotary draw tube bender
06/23/2010CN201511061U On-line roll-bending device used on cold-formed steel rolling mill
06/23/2010CN201511060U Portable manual pipe bender
06/23/2010CN201511059U Multifunctional round steel/flat steel hoop bending and forming fixture
06/23/2010CN101745574A Pipe bending device for over-long U-shaped pipes
06/23/2010CN101745573A U-shaped pipe bending platform
06/23/2010CN101096041B Crease-shedding die set for pipe bending machine
06/22/2010US7739893 2-way reinforcement bending machine
06/17/2010WO2010025883A3 Method and bending tool for bending pipes over a mandrel with an adjustable mandrel retainer means beading tool and rotating bending tool with such a beading tool
06/16/2010CN201505689U Three-shaft linkage metal bending ring machine
06/16/2010CN201505688U Combined flange coiling tool
06/16/2010CN101733314A Elbow pipe processing technology
06/16/2010CN101332563B Linear guide
06/09/2010CN201500703U Lower die tooling of pre-bending machine
06/09/2010CN201500702U Bar bending die
06/09/2010CN201500701U Electric pipe bending machine
06/09/2010CN201500700U Full-depth sleeve-shaped profile bending device
06/09/2010CN101722234A Novel U-shaped workpiece universal adjustable swaging die
06/09/2010CN101722223A Roll-former apparatus with rapid-adjust sweep box
06/09/2010CN101722220A Support jaw arrangement for sliding lateral support of rod-shaped and tubular workpieces in bending machines
06/09/2010CN101722219A Reinforcing type push pipe bender
06/09/2010CN101722218A Forming device in pipe bender
06/09/2010CN101722217A Threaded pipe type condenser bending machine
06/09/2010CN101722216A Pipe-bending machine having an improved movement transmission to a bending die
06/02/2010EP2191907A2 Metal processing machine with supply device for rod-shaped workpieces
06/02/2010DE102008059507A1 Metallbearbeitungsmaschine mit Zuführvorrichtung für stabförmige Werkstücke Metal processing machine with feeder rod-shaped workpieces
06/02/2010CN201493399U Combined type pipe-bending die
06/02/2010CN201493359U Conductivity copper row connector curving device
06/02/2010CN201493358U Intelligent stainless automatic pipe bending machine
06/02/2010CN101716620A Bending fixture for motor winding elements
06/02/2010CN101450356B Manufacture method of high-intensity hot bend pipe
06/02/2010CN101439373B Method for improving material utilization in cold bending machining of rib
06/02/2010CN101391276B Bending method of large-size channel steel and special bending forming die
06/02/2010CN101376149B Feeding device on pipe-winding machine
05/2010
05/26/2010CN201490616U Bending device of multifunctional bus machine
05/26/2010CN201482842U Machine head oil pressure raising device of full-automatic pipe bender
05/26/2010CN201482841U Combined mold
05/26/2010CN201482840U Automobile luggage rack bar bending machine
05/26/2010CN201482839U Driving device of accessory clamping die base of full-automatic pipe bender
05/26/2010CN201482838U Bending device for rectangular hollow section longitudinal beam of dump truck
05/26/2010CN201482837U Machine head air pressure raising device of full-automatic pipe bender
05/26/2010CN201482836U Floating resistant anchor rod bending equipment and system thereof
05/26/2010CN101712055A Screw type pipe pushing and bending machine
05/26/2010CN101077512B Tube-bending machine rotating-barrel mechanism
05/25/2010US7721442 Wiper blade partial pressure setting method
05/20/2010WO2010055747A1 Arm blank and method of manufacturing same
05/20/2010DE202010003074U1 Vorrichtung zum Zurechtbiegen von Dachhaken für Dachrinnen Apparatus for bending correction of roof hooks for gutters
05/19/2010CN201478388U Cylindrical electrical core angle bending fixture
05/19/2010CN201470732U Demoulding device of metal angle fitting cold extrusion shaping machine
05/19/2010CN201470731U Twin-head pipe bender with angle turning function
05/19/2010CN201470730U Tube bending machine
05/19/2010CN201470729U Pipe bender capable of realizing continuously bending two arcs
05/19/2010CN201470728U Special tube bending machine of chair frame
05/19/2010CN1990132B Method of making sleeve tube
05/13/2010US20100116012 Method and device for profile bending
05/12/2010CN201455066U Self-locking clamping device of duplex toggle
05/12/2010CN201455065U Forming mill
05/12/2010CN201455064U Intermediate-frequency heating cold bend processing equipment
05/12/2010CN201455063U Rolling device of I-shaped steel track
05/12/2010CN201455062U Stew-bending device of lifting ring
05/12/2010CN201455061U Bending machine for air conditioning condenser
05/12/2010CN201455060U Thermal thrust bending mechanism
05/12/2010CN101707940A Method and device for profile bending
05/12/2010CN101707258A Angle bending fixture for cylindrical electrical core
05/12/2010CN101704043A hydraulic bending machine
05/12/2010CN101704042A Electric pipe bending machine
05/12/2010CN101704041A Metal spacer bender bending device
05/12/2010CN101704040A Metal spacer bender storage device
05/12/2010CA2699723A1 Arm material and a method for its manufacture
05/06/2010WO2010050460A1 Method and device for manufacturing bent product
05/06/2010US20100107715 Bending apparatus and bending method
05/06/2010CA2738377A1 Method and device for manufacturing bent product
05/05/2010EP2181780A1 Pipe-bending machine having an improved movement transmission to a bending die
05/05/2010CN201446164U Manual tubule bender
05/05/2010CN201446163U Manual tubule bender
05/05/2010CN201446162U Space elbow pipe multi-functional positioner
05/05/2010CN201446161U Die clamping device of cold frame bending machine
05/05/2010CN101700542A Production process of elbow with great caliber and small bending radius
04/2010
04/29/2010US20100101299 Pipe bending machine having an improved movement transmission to a bending die
04/29/2010DE102008053289A1 Method for producing u-shaped support frame for backrest of motor vehicle seat, involves enlarging cross sections of middle and outer longitudinal sections in vertical and longitudinal directions of support frame, respectively
04/28/2010CN201442049U Multipurpose bending machine
04/22/2010DE102008052474A1 Verfahren zum maschinellen Biegen von Stäben, insbesondere von Rohren A method for automatic bending of bars, in particular pipes
04/21/2010EP2177288A2 Method for mechanical bending of rods, in particular tubes
04/21/2010EP2177287A2 Support split assembly for gliding side supports of rod and tube-shape workpieces on bending machines
04/21/2010CN201439100U Split-type anti-crease plate specially used for pipe bender
04/21/2010CN101695725A Veneer reeling machine tool used for manufacturing arc T-shaped beam
04/14/2010CN201437136U Machine for machining C-shaped curved purlines
04/14/2010CN201437135U Rotating arm device for dual-head pipe bender
04/14/2010CN201437134U Cold roll forming machine and quick-change unit thereof
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