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)
11/2003
11/04/2003CA2076418C Method for controlling a pipe bending machine
10/2003
10/22/2003EP0910486B1 Method and modular-multistation device for folding profiles
10/16/2003US20030192361 Folding system for a cutting blade
10/09/2003WO2003082491A1 Bending machine for profiles and circular pipes
10/08/2003EP1350578A1 Machine for bending bar and/or rod-like workpieces, in particular tubes
10/08/2003EP1350577A1 Machine for bending bar or rod like workpieces, in particular tubes
09/2003
09/25/2003DE20309207U1 Computer controlled machine for the programmable bending of tube or bar sections
09/17/2003CN2573107Y Special cold-forming machine for working shuttle strain cross arm of electric power line
09/16/2003US6619098 Process and device for bending of hollow profile strips into spacer frames for insulating glass panes
09/10/2003EP1342514A2 Device for detecting a ring bending angle, and method of regulating a bending machine
08/2003
08/27/2003CN1438079A Back-bending machine with pin-length measure and regulation structure
08/27/2003CN1119275C Device for refrigerant guide-tube continuous supply of refrigerator
08/26/2003US6609405 Tube bender and method of using same
08/21/2003US20030154756 Bending device for thin-walled metal pipes
08/13/2003EP1333942A1 Apparatus and method for forming an elongated article
08/13/2003CN2565560Y Improved mechanism of lifting machine head pipe bender
07/2003
07/31/2003US20030140675 Bracing device for a bending machine
07/30/2003EP1233837B1 Method for forming an initial profile or a tool of the kind
07/29/2003US6598447 Section bending machine
07/29/2003US6598446 Bending machine for pipes, sections or similar
07/24/2003DE20307499U1 Pipe-bending machine for automotive fuel lines, brakes, ventilation and cooling
07/23/2003CN2561531Y Metal pipe bending shaper
07/15/2003US6591655 Apparatus for bending pipes
07/09/2003EP0956369B1 A method for manufacturing of curved and quenched profiled elements and a die tool for carrying out the method
07/03/2003WO2003053606A1 Tube bending machine and its right and/or left bending device
07/02/2003EP1110016A4 Gasket for heat exchanger and method and apparatus for manufacturing same
06/2003
06/26/2003US20030115925 Hairpin bender with leg length measurement and adjustment feature
06/19/2003WO2003002280A8 Method and device for determining the spatial geometry of a curved extruded profile
06/12/2003WO2003047789A1 Tube bender
06/12/2003DE20304385U1 Spindle drive for pipe forming device, has forming components mounted on push part with threaded section cooperating with threaded front end of spindle
06/10/2003US6575008 Method and pipe-bending device for manufacturing a pipe-offset for a connector
06/04/2003CN1422191A Method and apparatus for curving longitudinal sheets having two opposite flanges
05/2003
05/29/2003US20030100831 Method for bending Si materials and core wire member of Si materials
05/28/2003EP1313577A1 Wire bending device
05/22/2003DE20200311U1 Hand operated bending tool for rod material, includes thumb operated trigger with off centre section for disengaging locking ratchet from toothed bar
05/21/2003EP1311357A1 Section bending machine
05/21/2003EP1311356A1 Tube bending machine
05/21/2003CN2551368Y Clamping die boosting mechanism for numerically controlled pipe bender
05/15/2003WO2003039778A1 Automatic bar-forming machine
05/15/2003US20030089395 System and method for using bent pipes in high-purity fluid handling systems
05/14/2003EP1185386B1 Method for producing pipe bends from spirally welded, straight pipes
05/13/2003CA2064166C Device for generating bent portions in a pipe, particularly for generating a pipe coil
05/07/2003EP1308223A2 Simulating method of a 3-roll-bending process
04/2003
04/30/2003DE20301628U1 Clamping block for securing workpieces has two main blocks linked by a spindle drive and with bores for pairs of parallel guide rods and various clamping grips
04/24/2003US20030075895 Hollow stabilizer
04/23/2003EP1304242A2 Hollow stabilizer
04/23/2003CN1106234C Universal machinery for winding pipe or sectional bar into fixed and changeable curvature
04/22/2003CA2057783C Bending-shaping machine for sections and method to apply bends in the trailing end of sections
04/16/2003EP1301140A2 Interactive orthodontic care system based on intra-oral scanning of teeth
04/15/2003US6548008 Method for bending SI materials and core wire member of SI materials
04/09/2003EP1135222B1 Pressure pad device for a bending machine
04/09/2003CN1408509A Battery operated hydraulic compression tool with quick press head pushing
04/03/2003US20030061853 Draw-bending machine
04/02/2003EP1296780A1 Automated bar bender
04/02/2003CN2542359Y Arc line down-regulating three-roll bender
03/2003
03/20/2003DE20301138U1 Pipe bending jig has the pipe secured horizontally at one end in a fixed grip and with the bending tool mounted on a movable grip set on the bed of the jig
03/19/2003EP1294061A2 Battery operated hydraulic compression tool with rapid ram advance
03/18/2003US6532638 Method of making flat blade windshield wipers for a motor vehicle with curved flat blade
03/17/2003CA2402582A1 Battery operated hydraulic compression tool with rapid ram advance
03/12/2003EP1291094A1 Draw-bending machine
03/06/2003US20030041641 Process and device for bending of hollow profile strips into spacer frames for insulating glass panes
02/2003
02/27/2003US20030038489 Sweep forming assembly and method
02/27/2003US20030037585 Tube bending machine
02/27/2003US20030037584 Method for forming a three dimensional object
02/26/2003EP1285708A1 Method and apparatus for bending hollow profiles for spacers for insulated glazing panels
02/26/2003CN2537492Y Portable steel bar bending machine
02/25/2003US6523389 Segmented pipe-bending die
02/25/2003US6523388 Vertical compression bending machine
02/19/2003CN2536329Y Multifunctional electric benders
02/18/2003US6520076 Oil pressure device
02/13/2003US20030029213 Bending device and control method thereof
02/13/2003DE20218568U1 Device for bending of wall anchors has interconnected loose lever and fixed lever with member of fixed lever having several slots which by different distances from bend groove enable different stages of bending
02/12/2003EP1283080A2 Bending device and control method thereof
02/12/2003CN1396846A Steel pipe bending apparatus and method
02/12/2003CN1101282C Multi-layer lap bending method and device for Z-shaped tube with fins
02/05/2003EP1281457A2 Device for bending hollow section bars
02/05/2003EP1281451A2 Apparatus for bending hollow profiles
02/05/2003EP1280620A2 A sweep forming assembly, a bumper and a method of manufacture thereof
02/04/2003US6513540 System and method for using bent pipes in high-purity fluid handling systems
01/2003
01/30/2003WO2003008127A1 A control element adapted to prevent an external-flange angle iron from being twisted during its bending
01/30/2003WO2003008126A1 A hydraulic circuit for linearly driving a movable roller-holder slider of a pipe bending machine
01/30/2003DE10130937C1 Verfahren und Vorrichtung zur Ermittlung der Raumgeometrie eines gebogenen Strangprofils Method and apparatus for determining the spatial geometry of a bent extrusion profile
01/29/2003CN1099922C Method for producing pipe and apparatus for same
01/22/2003EP1276573A1 Bending device for thin-walled metal pipes
01/16/2003WO2003004188A1 Apparatus and method for forming a three-dimensional object
01/16/2003US20030012841 Bending device for bending plastically deformable strip material
01/16/2003US20030010084 Wire bending device
01/09/2003WO2003002280A1 Method and device for determining the spatial geometry of a curved extruded profile
01/09/2003US20030005741 Method for bending a rigid pipe
01/08/2003EP1272292A1 Method and apparatus for curving longitudinal sheets having two opposite flanges
01/03/2003WO2003000358A1 Skating blade bending device
01/02/2003US20030000273 Apparatus and method for forming a three-dimensional object
12/2002
12/31/2002US6499332 Wheel alignment apparatus for bending front axles
12/25/2002CN1386595A Long member bending device
12/24/2002US6497133 Cable cutter and bender
12/19/2002WO2002100688A1 Bumper reinforcement for vehicle body and method and device for pressingly bend-forming bumper reinforcement
12/11/2002EP1181117B1 Bending machine for pipes, sections or similar
12/11/2002CN2524857Y Bus bending device
12/10/2002CA2238159C Modular multipurpose bending machine and its linear positioning system
12/05/2002DE10124866A1 Werkzeug für Biegemaschine Tool for bending machine
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