| Patents for B21F 1 - Bending wire other than coiling; Straightening wire (4,000) |
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| 06/25/1991 | US5025651 Movable shears upstream of a bending assembly and method to bend the trailing end of bars |
| 05/14/1991 | US5014533 Wire processing machine |
| 04/24/1991 | EP0423592A1 Combined assembly to straighten and linearise sections |
| 04/24/1991 | EP0423591A1 Device for the controlled and independent rocking of straightening and bending platforms |
| 04/23/1991 | US5009097 Plant or apparatus utilizing a universal straightening-bending machine |
| 04/21/1991 | CA2027877A1 Device for the controlled and independent rocking of straightening and bending platforms |
| 04/18/1991 | CA2027662A1 Combined assembly to straighten and linearise sections |
| 04/16/1991 | US5007269 Wire bending device |
| 04/04/1991 | DE3931581A1 Performance improvement for stamping and shaping press - equalises energy losses by mechanically coupled masses |
| 03/27/1991 | EP0419441A1 Apparatus for bending concrete reinforcing bars |
| 03/21/1991 | WO1991004113A1 Device for bending steel rods into concrete reinforcing irons |
| 03/21/1991 | CA2042021A1 Device for bending steel rods into concrete reinforcing irons |
| 03/06/1991 | CN2072451U Improved reinforcing bar bending machine |
| 03/05/1991 | US4996866 Orientable bending assembly |
| 02/05/1991 | US4989429 Rocker bending unit |
| 01/24/1991 | DE3923857A1 Wire length cutting machine - has guide groove of adjustable cross=section and positionally adjustable stop |
| 01/09/1991 | EP0406802A2 Device for forwarding material for material treating machines, in particular automatic punching or folding machines |
| 01/02/1991 | CN2068433U Winding apparatus for joint of conducting wire |
| 12/18/1990 | US4977934 Multiple wire straightener module for an automated cable assembly system |
| 12/13/1990 | DE3917763A1 Automatic mfr. of wire loops for PTC and NTC resistors - using top and bottom winding tools with transfer onto feed tape |
| 12/05/1990 | CN2066775U Draw straightening machine for metal wire |
| 11/27/1990 | US4972698 Feed stock cutting and forming machine |
| 11/21/1990 | CN2065959U Differential combined straightener cube |
| 11/07/1990 | EP0396489A2 Additional bender of metal wire working machines for creation of three dimensional shapes (Forms) |
| 10/31/1990 | DE4012970A1 Bending machine for iron wire for reinforced concrete - has wire fed over bending mandrel by roller linked directly to motor or via endless belt to powered roller |
| 10/04/1990 | DE3910221A1 Richtmaschine fuer draht, insbesondere fuer betonstahldraht Straightening machine for wire, especially for concrete steel wire |
| 09/12/1990 | EP0386457A1 Orientable bending assembly |
| 09/12/1990 | EP0386456A1 Shears unit |
| 09/12/1990 | EP0386046A1 Drive module for tool aggregates |
| 09/06/1990 | CA2011331A1 Orientable bending assembly |
| 09/06/1990 | CA2011330A1 Shears unit |
| 08/21/1990 | US4949567 Apparatus and method for control of wire cast and helix |
| 08/14/1990 | US4947670 Universal automatic spring-making machine |
| 08/08/1990 | EP0381025A1 Method and apparatus for the cold deformation of ferrous and non-ferrous metal sections by spatial coil roll bending |
| 07/25/1990 | EP0379030A1 Movable shears upstream of a bending assembly and method to bend the trailing end of bars |
| 07/25/1990 | EP0379029A1 Rocker bending unit |
| 07/19/1990 | DE3900734A1 Apparatus for straightening and cutting off round wire or the like |
| 07/18/1990 | CA2007982A1 Rocker bending unit |
| 06/27/1990 | EP0374465A1 Plant or apparatus utilizing a universal straightening-bending machine |
| 06/05/1990 | US4930329 Installation for producing metal girders |
| 05/23/1990 | CA2002431A1 Plant or apparatus utilizing a universal straightening-bending machine |
| 05/09/1990 | CN2056876U Wire stock straightener |
| 05/09/1990 | CN2056875U Hydraulic bender for reinforcing bar |
| 05/02/1990 | CN2056618U Shaping machine for steel bar |
| 05/01/1990 | US4920779 Bending apparatus |
| 05/01/1990 | US4920776 Process and apparatus for the intermittent straightening of wire |
| 02/21/1990 | CN2053119U Bender for reinforced bar |
| 02/20/1990 | US4901774 Apparatus for making fishing lures |
| 02/06/1990 | US4898317 Welding wire straightening device and welding torch |
| 01/30/1990 | US4896703 Device for forming hangwires |
| 01/16/1990 | US4893463 Prickle chain device and method of production thereof |
| 01/02/1990 | US4890469 Bending machine for bending bars, channels, sections and the like |
| 12/20/1989 | CN1006122B Method and apparatus for forming sinuous lead wire |
| 12/12/1989 | CA1263897A1 Lead straightening of leaded packaged electronic components |
| 12/06/1989 | CN2048791U Automatic test controller of straightener |
| 11/29/1989 | EP0343199A1 Automatic frame bending machine for bending of steel rod or strip, process and device for producing spring cores for mattresses and upholstered furniture |
| 10/31/1989 | US4876873 Antirotation method to straighten sections and antirotation straightening machine which employs such method |
| 10/11/1989 | CN2045675U Motorized winding polylateral spiral hoop forming machine |
| 10/04/1989 | CN2045337U Bending and cutting machine for reinforcing steel |
| 10/04/1989 | CN2045336U Special-purpose equipment for making polygon spiral hoop |
| 09/20/1989 | EP0333695A2 Apparatus for removing wire straps from a strap-bending machine |
| 09/07/1989 | DE3806722A1 Ring-bending pliers |
| 09/05/1989 | US4862717 Punch-bending machine for wires or strips |
| 07/19/1989 | CN2041214U Rolling mill for square linear stock |
| 07/04/1989 | US4843861 Bending machines |
| 06/28/1989 | CN2040012U Rolling-pulley type straightening machine for disc-section wire steel |
| 06/20/1989 | CA1255999A1 Apparatus for forming a bulge in a stranded steel wire cable |
| 05/31/1989 | CN2038425U Electric driven hydraulic machine for bending reinforcing bar |
| 05/30/1989 | US4833778 Wire processing apparatus and method |
| 05/23/1989 | CA1254487A1 Disc roller mechanism and method for forming helical shapes |
| 05/18/1989 | WO1989002323A3 Automatic frame bending machine for bending of steel rod or strip, process and device for producing spring cores for mattresses and upholstered furniture |
| 05/16/1989 | US4829801 Cable straightening apparatus |
| 05/05/1989 | WO1989003747A1 Drive module for tool aggregates |
| 05/03/1989 | EP0313769A2 Method and apparatus for the intermittent straightening of wires |
| 05/03/1989 | DE3735493A1 Werkzeugaggregat Tool unit |
| 05/02/1989 | US4825678 Three-dimensional bending apparatus |
| 04/26/1989 | CN2036457U Bender and cutter |
| 04/18/1989 | CA1252706A1 Bending apparatus |
| 04/04/1989 | CA1252030A1 Improved automated machine for bending thin and straight elements, e.g. metal wires, into spatial configurations |
| 03/23/1989 | WO1989002323A2 Automatic frame bending machine for bending of steel rod or strip, process and device for producing spring cores for mattresses and upholstered furniture |
| 03/15/1989 | EP0307062A2 Automatic frame bending machine for bending steel rods or strips, and method and apparatus for making spring cores for mattresses or upholstered furniture |
| 02/22/1989 | CN2032918U Reinforcement bending machine |
| 02/01/1989 | EP0301972A1 Wire bending machine and method of its control |
| 01/25/1989 | EP0300517A2 Machine for shaping undulations in resistance wire |
| 01/25/1989 | CN2031319U Reinforcement stirrup bending machine |
| 01/24/1989 | US4799373 For bending wire, tubing, or other elongate material |
| 01/18/1989 | EP0299857A2 Machine for bending wires |
| 01/17/1989 | US4798073 Bending machine for bending bars, channels, sections and the like |
| 01/11/1989 | CN2030515U Threaded reinforcing bar straightener |
| 12/27/1988 | US4793171 Multi-slide wire and strip forming machine |
| 12/07/1988 | CN87203684U Reinforcing bar ring bender |
| 11/08/1988 | US4782684 Bending machine |
| 11/02/1988 | EP0289166A2 Lead straightening for leaded packaged electronic components |
| 10/19/1988 | EP0287494A2 Wire processing machine |
| 10/04/1988 | US4774824 Apparatus for straightening self-hardening hot-rolled wires and for feeding them to a consumer |
| 09/27/1988 | US4773250 Module-type forming machine |
| 09/27/1988 | US4773247 Apparatus for forming a bulge in a stranded steel wire cable |
| 09/13/1988 | US4770016 Method of wire straightening and a wire straightening machine for carrying out the method |
| 08/24/1988 | CN86210259U Hoop with 135 deg. angle working device |
| 08/23/1988 | US4765376 Lead straightening for leaded packaged electronic components |