Patents for B21F 1 - Bending wire other than coiling; Straightening wire (4,000)
02/1984
02/01/1984EP0099413A1 Method of straightening elongated round material and apparatus therefor
01/1984
01/03/1984US4423757 Device for forming closable wire spring snaps
12/1983
12/20/1983US4421145 Device for forming eyes and loops in wire
12/07/1983EP0095462A1 Wire straightener and method for straightening wire
11/1983
11/01/1983US4412565 Wire straightener tool
08/1983
08/23/1983US4399677 Apparatus for mechanical descaling of steel wire
08/17/1983EP0085806A1 Apparatus for cold working of metal rod
08/16/1983US4398573 Apparatus for the forming, shaping and cutting of contact leads of electronic components
07/1983
07/05/1983US4391307 Wire straightening and cutting mechanism
07/05/1983CA1149265A1 Method and apparatus for uncoiling material for processing thereof
06/1983
06/23/1983WO1983002076A1 Wire straightener and method for straightening wire
06/08/1983EP0080832A1 Apparatus for cold working of metal rod
06/07/1983US4386516 Automatic bending machine
05/1983
05/25/1983EP0079587A1 Wire-bending machine
04/1983
04/06/1983EP0075843A2 Bending machine
02/1983
02/15/1983US4373558 Bookbinding wire stock production method and apparatus
12/1982
12/21/1982US4364281 Driving mechanism for tool slides of punching and bending machines
12/07/1982CA1136836A1 Apparatus for the forming, shaping and cutting of contact leads of electronic components
11/1982
11/30/1982US4361025 Wire bending machine
11/02/1982US4356715 Method and device for straightening elongated drawn round stock
10/1982
10/26/1982US4355526 Method and apparatus for uncoiling and straightening material for processing thereof
10/20/1982EP0062672A1 Bending tool
08/1982
08/17/1982CA1129759A1 Automatic punching and bending machine
08/10/1982CA1129309A1 Wire knotting machine
06/1982
06/16/1982EP0053803A2 Straightening machine
06/09/1982EP0053601A1 Apparatus for bending straight wires into a zig-zag form, in particular for machines for making diagonal network
06/01/1982US4332323 Destruction device for injection needles
05/1982
05/25/1982US4331183 Wire bending tool
05/13/1982WO1982001486A1 Bending tool
04/1982
04/01/1982WO1982000964A1 Bookbinding wire stock production method and apparatus
01/1982
01/27/1982EP0044464A2 Method of forming a coil spring
01/12/1982US4309885 Machine for forming a head on a shank, such as a nail or a screw
12/1981
12/08/1981US4304117 Bending tool
11/1981
11/04/1981EP0006934B1 A destruction device for injection needles
09/1981
09/29/1981US4291732 Method and apparatus for manufacture of wire truss and sinuous strut therefor
09/23/1981EP0036410A2 Installation for treating such as descaling, stamping and/or drawing, and subsequently straightening wire
08/1981
08/05/1981EP0033245A1 Manually actuable combination tools
07/1981
07/29/1981EP0032656A2 Installation for manufacturing stirrups of different shapes and sizes, particularly of concrete-reinforcing stirrups
07/28/1981US4280350 Wire bending system
06/1981
06/30/1981US4275581 Method for increasing the fin density of a heat exchanger
06/09/1981CA1102660A1 Machine for manufacturing zig zag wire binders
06/09/1981CA1102513A1 Machine for forming a head on a shank, such as a nail or a screw
04/1981
04/14/1981US4261396 Machine for straightening metal wire
02/1981
02/10/1981US4249405 Wire or cable bending apparatus
02/10/1981CA1095378A1 Wire forming machine
11/1980
11/18/1980CA1089637A2 Machine for inserting multi-lead components sequentially
09/1980
09/23/1980US4223705 Wire knotting machine
08/1980
08/26/1980US4219052 Bale tie straightener
08/26/1980US4218906 Material tensioning method and apparatus
08/12/1980US4216666 Method of relieving stress in extruded sections
06/1980
06/11/1980EP0012104A1 Device for bending and cutting wire without displacement of the rollers
05/1980
05/20/1980US4203477 Material working machine mounting tools in several planes
04/1980
04/15/1980US4197648 Method and apparatus for producing a bend of square steel wire
04/15/1980CA1075448A1 Die means having workpiece releasing means
03/1980
03/25/1980US4194541 Wire straightening apparatus having a hydraulically driven wire feed
01/1980
01/23/1980EP0007148A1 Method of and apparatus for increasing the fin density of heat exchanger sheet material
01/15/1980CA1069685A2 Hand tool having a wire stripping device
12/1979
12/18/1979US4178972 Machine for manufacturing zig zag wire binders
12/11/1979US4177843 Wire straightener die
11/1979
11/20/1979US4175228 Method of hot bending a generally straight wire blank
11/20/1979CA1066478A1 Lug replacement
08/1979
08/28/1979US4165767 Wire forming machine
07/1979
07/17/1979US4161110 Automatic control device for a bending machine
05/1979
05/03/1979WO1979000239A1 A destruction device for injection needles
03/1979
03/27/1979CA1051177A2 Die set for use in terminal crimper and preparation hand tool
01/1979
01/30/1979US4136718 Apparatus for making serpentiform springs
01/30/1979CA1047236A2 Terminal crimper and preparation hand tool
01/30/1979CA1047235A2 Terminal crimper with crimp-limiting stop
11/1978
11/14/1978CA1042388A1 Method for producing bright steel from elongated workpieces of circular cross-sectional shape
10/1978
10/10/1978CA1040088A1 Machine for bending bar or rod material
10/03/1978US4117873 Grooved-gear wire puller
09/1978
09/12/1978US4112725 Method and apparatus for continuously hot-stretching a steel cable
09/05/1978CA1037827A1 Rope bending device
08/1978
08/15/1978CA1036460A1 Method of continuously processing metal cord
08/01/1978US4103570 Method of and apparatus for making a sheet metal zig-zag key
05/1978
05/30/1978US4091845 Hanger wire bender
05/23/1978US4090381 Device for drawing-off and straightening cylindrically shaped stock
02/1978
02/07/1978US4072177 Die set for forming axial leads of electrical component into hairpin lead pattern
02/07/1978US4072036 Bending machine
09/1977
09/20/1977US4049026 Bending apparatus having a shaped mandrel used in automatic bending machines for metal wire and bar stock
09/20/1977US4049025 Wire bending fixture
09/20/1977US4048839 Die means having workpiece releasing means
09/20/1977US4048826 Device for manufacturing rotationally symmetrical constructional parts
09/20/1977US4048825 Coil re-bar straightener and cutter
09/13/1977US4047544 Wire forming apparatus
09/06/1977US4046177 Machine for straightening wires
08/1977
08/23/1977US4043364 Plier set for making torquing bends in orthodontic arch wires
07/1977
07/26/1977US4037446 Method of producing bright steel from rolled steel wire
07/19/1977US4036045 Calibrated adjustable roll straightener for wire
05/1977
05/31/1977US4026334 Method of continuously processing metal cord
05/03/1977US4020669 Machine for bending bar or rod material
02/1977
02/01/1977US4005592 Strip and wire straightener roll
01/1977
01/25/1977US4004445 Rope bending device
01/11/1977US4002191 Apparatus and method for straightening semi-conductor pins
11/1976
11/23/1976US3993108 Apparatus for forming wire-like articles
07/1976
07/27/1976USRE28917 Wire unreeling system
05/1976
05/18/1976US3956950 Electrical tool
04/1976
04/06/1976US3948298 Automatic lead straightening of axial leaded components
03/1976
03/23/1976US3945239 Metal forming machine with multiple extended beds
03/02/1976US3941165 Wire lead straightening device
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