| 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) |
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| 03/14/2000 | US6035691 Adjustable rod bending device for a corrective spinal rod which is used in a surgical operation |
| 03/14/2000 | US6035503 Mounting tool |
| 03/09/2000 | DE19839544A1 Bending device for frame profile for insulation glass panes has pressure application roller on rocker arm controlled by adjustable pneumatic cylinder |
| 03/08/2000 | EP0983809A2 Method and device for bending a hollow profile for making a spacer frame for insulating glazing |
| 03/08/2000 | EP0983453A1 Helical products |
| 03/07/2000 | US6033499 Process for stretch forming age-hardened aluminum alloy sheets |
| 03/07/2000 | US6032721 Casting equipment with improved lubricating fluid supply |
| 03/01/2000 | CN2366201Y Machine for pressing angless of sliding door or window |
| 03/01/2000 | CN2366200Y Assembling and press-shaping shaped material |
| 02/23/2000 | CN1245590A Battery core winder and method of winding battery core |
| 02/16/2000 | EP0979329A1 Woven wire netting for protection against rock falls or for securing a top layer of soil, and method and device for producing same |
| 02/09/2000 | CN2362610Y End alignment machine for aluminium alloy window |
| 02/09/2000 | CN2362609Y Calandria formalization machine |
| 02/09/2000 | CN1243772A Technology for shaping leaf springs of car and its special mould |
| 02/08/2000 | US6021657 Method and apparatus for forming a wave curb for milking parlor |
| 02/03/2000 | DE19833006A1 Manufacturing system for curved tubular construction members using high-pressure deformation with mandrels inside tube and high-pressure fluid inside tube |
| 02/01/2000 | US6018970 Stretch-forming machine with servo-controlled curving jaws |
| 01/20/2000 | DE19831247A1 Serpentine pipe configuration for use as chaotic static mixer, heat exchanger or reactor |
| 01/11/2000 | US6012320 Leaf spring straightening apparatus |
| 01/05/2000 | DE19839444C1 Bending metal-coated plastic hollow profile containing drying agent, forming double-glazing spacer frame |
| 01/04/2000 | US6009738 Apparatus for forming metal |
| 12/22/1999 | CN1047543C Rod coil ring former |
| 12/21/1999 | US6003358 Method and apparatus for forming bends in a selected sequence |
| 12/21/1999 | CA2118947C Improvements relating to apparatus for forming scrolls from strip material |
| 12/16/1999 | WO1999064183A1 Device for forming cutting blade for prints |
| 12/15/1999 | EP0963798A1 Pipe-bending machine suitable for operating on the seabed |
| 12/14/1999 | US6002118 Automatic plate bending system using high frequency induction heating |
| 12/08/1999 | EP0892686B1 Machine for bending or cambering a profile section, and bending head therefor |
| 12/01/1999 | EP0960446A1 Battery core winder and method of winding a battery core |
| 11/30/1999 | CA2161629C Microprocessor controlled apparatus and method for forming metal building panels |
| 11/10/1999 | EP0883452B1 Method for making a skip body with a concave cross section |
| 11/03/1999 | EP0952896A1 Machine for bending tubes with small diameter |
| 10/27/1999 | CN2345300Y Electric multifunction metal-piece making machine |
| 10/27/1999 | CN1045911C Bending unit with adjustable arc steel-bar for bender |
| 10/26/1999 | US5971517 Band blade bending and cutting device with marking unit |
| 10/19/1999 | US5966979 Bending machine and method having positionable drawing rolls and limiting mechanism defining a transit and containing space for the workpiece |
| 10/13/1999 | EP0759822B1 Method and device for rounding cans |
| 10/05/1999 | US5960664 Channel forming and punching machine |
| 09/28/1999 | US5956991 Forming device for shaped decoration panels |
| 09/22/1999 | EP0943848A2 A method of producing a spiral wound gasket and a device for producing the same |
| 09/22/1999 | EP0943379A2 Method for automatically bending metal profiled elements and the like, and machine for performing the method |
| 09/22/1999 | CN1229177A Method and device for manufacturing vortex washer |
| 09/16/1999 | DE19810196A1 Bending, calibrating and fine shaping process for beads, resting surfaces and/or conical areas of hollow strips |
| 09/14/1999 | US5950485 System for producing bent sheet-metal articles and components of the system |
| 09/10/1999 | WO1999044765A1 Automatic machine for the formation of ship's curved hull-pieces |
| 09/10/1999 | WO1999044764A1 Formation method and device for curved plates |
| 09/02/1999 | WO1999043894A1 Woven wire netting for protection against rock falls or for securing a top layer of soil, and method and device for producing same |
| 08/25/1999 | EP0937520A2 Plastic working method and plastic working machine |
| 08/18/1999 | EP0936005A1 Device for bending metal wires |
| 08/18/1999 | CA2262183A1 Plastic working method and plastic working machine |
| 08/10/1999 | US5934132 Offset bender for tubing |
| 08/10/1999 | US5933952 Process for manufacturing a hollow turbomachine blade and progressive hot twisting apparatus for use in said process |
| 08/03/1999 | US5931039 Electrical bar cutting and bending tool |
| 07/29/1999 | WO1999037417A1 Device for step-by-step bending of metal strips or sheets |
| 07/29/1999 | DE19802589A1 Step-by-step bending device for metal strips and sheets |
| 07/27/1999 | US5927132 Method of bending bars |
| 07/27/1999 | US5927125 Methods and apparatus for manufacturing helical products |
| 07/22/1999 | WO1999036201A1 Leaf spring straightening apparatus |
| 07/22/1999 | CA2315402A1 Leaf spring straightening apparatus |
| 07/21/1999 | CN2329459Y Shaper for metallic spiral tube |
| 07/14/1999 | EP0928648A2 Stretch-forming machine |
| 07/14/1999 | EP0928646A1 Bending device |
| 07/09/1999 | CA2256877A1 Stretch-forming machine with servo-controlled curving jaws |
| 07/06/1999 | US5918497 Metalworking method wherein formed configuration locates blank |
| 06/23/1999 | CN2325127Y Equipment for bending and forging metal to form shaped decoration plate |
| 06/08/1999 | US5910183 Stretch-forming machine with servo-controlled curving jaws |
| 06/03/1999 | WO1999026739A1 Bending machine with variable bending tool |
| 06/02/1999 | EP0725692B1 Apparatus for producing bent sheet-metal articles |
| 05/26/1999 | CN1217240A Balance positioning control method and apparatus for multi-axle oil-hydraulic bending machine tool |
| 05/25/1999 | US5906126 Angle adjusting device of steel bar bending apparatus |
| 05/19/1999 | CN2319150Y Mechanical bender with dual-side large gear driving |
| 04/21/1999 | EP0790871B1 Method and apparatus for manufacturing helical products |
| 04/13/1999 | US5893291 Crimping tool |
| 03/31/1999 | EP0904867A2 Method and system for determining heating point and heating line in bending of steel plate |
| 03/31/1999 | EP0904866A2 Automatic plate bending system using high frequency induction heating |
| 03/31/1999 | CN1212642A Method for making skip body with concave cross section |
| 03/23/1999 | US5884517 Bending device |
| 03/18/1999 | DE19738955A1 Method for controlling a forming process |
| 03/17/1999 | CN2310636Y Apparatus for making metal rod deform spirally |
| 03/16/1999 | US5881591 Automatic channel letter bending machine |
| 03/11/1999 | WO1999011398A1 Method and apparatus for bending a workpiece |
| 03/10/1999 | EP0900602A1 Apparatus for bending steel bars, particularly concrete reinforcing bars |
| 03/10/1999 | CN2309907Y Auxiliary bender for spring maker |
| 03/09/1999 | US5878615 Apparatus and method for bending/cutting a workpiece |
| 02/25/1999 | WO1999008818A1 A metallic strip and method and apparatus for working a metallic strip |
| 02/25/1999 | CA2300443A1 A metallic strip and method and apparatus for working a metallic strip |
| 02/24/1999 | EP0897766A1 A table for defining the position of a sheet-metal piece in a system for producing bent sheet-metal articles |
| 02/04/1999 | WO1999004892A1 Continuous, chaotic convection mixer, heat exchanger and reactor |
| 02/04/1999 | DE19745063C1 Tool for bending concrete reinforcement rods |
| 01/28/1999 | DE19731891A1 Apparatus for mixing in heat exchanger or carrying out reactions |
| 01/28/1999 | DE19730658A1 Bending jig for split hollow sections |
| 01/27/1999 | EP0893170A1 A bending machine for the production of sheet-metal articles |
| 01/27/1999 | EP0892686A1 Machine for bending or cambering a profile section, and bending head therefor |
| 01/21/1999 | WO1999002795A1 Cold-forming process and apparatus |
| 01/21/1999 | CA2295487A1 Cold-forming process and apparatus |
| 01/19/1999 | US5860314 Stretch bend forming apparatus, method and product formed thereby |
| 01/14/1999 | WO1999001239A1 Laser-assisted bending method |
| 01/13/1999 | EP0890396A1 A device for the automatic replacement of the tools in a bending machine |
| 01/12/1999 | US5857377 System for producing bent sheet-metal articles and components of the system |
| 01/05/1999 | US5855394 Motor vehicle frame assembly and method of forming the same |