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Class Information
Number: 72/403
Name: Metal deforming > By three or more coacting relatively movable tools (i.e., tool-complex) > With means to actuate tools in sequence
Description: Device, not provided for in preceding subclasses, comprising force-transmitting drive trains for the two or more movable tools, said drive trains being so interrelated that one tool after another is forcibly driven into engagement with work and caused or permitted to remain in such engagement during an operation of the class type.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7360387 Upsetting method and upsetting apparatus Apr. 22, 2008
7340935 Equipment for producing corrugate fin Mar. 11, 2008
7127929 Forging work method Oct. 31, 2006
6735995 Device and method for shaping conductor material into U-shape by bending the same May. 18, 2004
6722174 Device and method for manufacturing hot-rolled sheet steel and device and method for sheet thickness pressing used for the device and method Apr. 20, 2004
6619097 Machine for stamping, bending and/or mounting sheet metal parts Sep. 16, 2003
6481260 Device for embossing metal pipe Nov. 19, 2002
6308546 Swaging machine Oct. 30, 2001
6244087 Swaging machine Jun. 12, 2001
6237389 Apparatus and method for forming screw-thread on a pipe May. 29, 2001
6101860 Shaping device of a wire bending machine Aug. 15, 2000
6094962 Method for profile-kneading workplaces Aug. 1, 2000
6089074 Press Jul. 18, 2000
6029334 Hemming method and apparatus Feb. 29, 2000
5933938 Band clamping machine Aug. 10, 1999
5920981 Method of manufacturing a rotor for an electromagnetic clutch assembly Jul. 13, 1999
5909907 Machine for automatically manufacturing puzzle-lock compression rings Jun. 8, 1999
5836195 Automatic cutter rotating mechanism for wire forming machine Nov. 17, 1998
5740689 Wheel spoke extrusion stretcher Apr. 21, 1998
5735155 Method for manufacturing patterned tread plates Apr. 7, 1998
5732588 Double press Mar. 31, 1998
5697246 Pressing method and pressing apparatus for the same Dec. 16, 1997
5623849 Vertically adjustable tool actuators for a single stage finishing press Apr. 29, 1997
5553477 Progressive die apparatus and method for forming surgical incision members Sep. 10, 1996
5542283 Bending machine Aug. 6, 1996
5471856 Bending processing method and apparatus therefor Dec. 5, 1995
5457978 Cartridge fed apparatus for forming curved rectangular bodied needles Oct. 17, 1995
5457981 Hemming press Oct. 17, 1995
5400634 Apparatus for forming tubing into curved, unbalanced and non-uniform shapes Mar. 28, 1995
5351518 Four slider apparatus for forming curved rectangular bodied needles and method Oct. 4, 1994
5287721 Apparatus and method for forming curved needles Feb. 22, 1994
5277050 Electrical connector crimping tool Jan. 11, 1994
5272903 Hemming machine Dec. 28, 1993
5195350 Method for forming features on an elongated metal wire Mar. 23, 1993
5186036 Cable wire bending method and cable wire bending device Feb. 16, 1993
5117671 Apparatus for forming features on an elongated metal wire Jun. 2, 1992
5103666 Apparatus and method of straightening the ends of elongated workpieces Apr. 14, 1992
5099674 Method and apparatus for the manufacture of J-shaped display hooks with balled ends Mar. 31, 1992
4996864 Drawing machine Mar. 5, 1991
4972698 Feed stock cutting and forming machine Nov. 27, 1990
4909141 Pressing device Mar. 20, 1990
4866971 Method of manufacturing pronged skirt clip Sep. 19, 1989
4862717 Punch-bending machine for wires or strips Sep. 5, 1989
4809532 Method of manufacturing split ring springs for snap fasteners Mar. 7, 1989
4793171 Multi-slide wire and strip forming machine Dec. 27, 1988
4773250 Module-type forming machine Sep. 27, 1988
4712406 Apparatus for bending tubular workpieces Dec. 15, 1987
4703546 Method and apparatus for forming valve cores Nov. 3, 1987
4702097 Process for the bending of rod-like materials Oct. 27, 1987
4696178 Wire and band processing machine Sep. 29, 1987

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