Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150)
10/1978
10/17/1978US4120186 Multi-die/block drawing machines
10/10/1978US4119254 Apparatus for pulling elongated workpieces
09/1978
09/19/1978US4114413 Broken wire switch apparatus
09/19/1978CA1038797A1 Clamping and drawing device for metal working machines
09/12/1978US4112730 Carriage drawing machine for uniformly drawing elongated material to be drawn
09/12/1978US4112725 Method and apparatus for continuously hot-stretching a steel cable
09/05/1978US4111026 Stepped cone draw block
07/1978
07/11/1978US4099403 In-line wire drawing machine
06/1978
06/27/1978US4096726 Method and apparatus for drawing tubes
06/13/1978US4094180 Multiple stage wire drawing machine
06/06/1978US4092875 Tube drawing method and apparatus
05/1978
05/30/1978US4091651 Drawing, straightening, sectioning and polishing machine
05/23/1978CA1031800A1 Brake shoe for drive element of an elongated member
05/09/1978US4087898 Metallic rod product, and method for producing same
04/1978
04/18/1978US4084423 Method for forming a track link bushing having a contoured opening
03/1978
03/28/1978US4080818 Machine for drawing metal wire
03/21/1978US4079616 Draw bench for producing cylindrical tubular items by drawing
03/21/1978US4079609 Control system for multiple stage reducing apparatus
02/1978
02/07/1978US4072038 Wire drawing machines
02/07/1978US4072034 Method and apparatus for forming material by forcing through a die orifice
01/1978
01/31/1978US4070897 Method for producing an outer shell for overrunning clutches
12/1977
12/20/1977US4063439 Apparatus for calibrating and surfacing tubes
09/1977
09/27/1977US4050282 Inner cooling system on drawing die drums
09/20/1977US4048833 Gripping arrangement
09/06/1977US4045992 Dancer pulley mechanism
08/1977
08/30/1977US4044447 Method of simultaneously drawing a number of wire members
08/23/1977US4043170 Patenting process and apparatus combined with a wire
08/09/1977US4040875 Ductile cast iron articles
07/1977
07/19/1977US4036448 Apparatus for forming spooled and spool-less bundles of wire and the like
06/1977
06/21/1977US4030680 Automatic device for seizing the end of a drawn product for a drum of a drawing bench
06/07/1977US4027511 Apparatus for producing multiple elongated products such as wires
05/1977
05/17/1977US4023557 Solar collector utilizing copper lined aluminum tubing and method of making such tubing
03/1977
03/22/1977US4013205 Gripping shoe equipping a device for pulling an elongate member
02/1977
02/22/1977US4008840 Workpiece transporting apparatus
02/08/1977US4006622 Continuous process for the production of very long precision tubes and installation for carrying out the process
12/1976
12/28/1976US3999455 Method and apparatus for controlling with increased accuracy a processing machine driven at varying operating speeds, such as a slide drawing machine, especially, as well as the slide drawing machine per se and auxiliary devices
11/1976
11/30/1976US3994445 Compensator for controlling the tension of a wire travelling through a wire-working machine
10/1976
10/05/1976US3983734 Method of and apparatus for shaping metal billets
09/1976
09/14/1976US3979940 Wire drawing machinery
08/1976
08/31/1976US3977227 Method of cold extruding ductile cast iron tube
06/1976
06/15/1976US3962898 Apparatus for the manufacture of wire
05/1976
05/11/1976US3955393 Wire drawing machine for in-line operation
05/04/1976USRE28795 Apparatus and method for continuous extrusion
05/04/1976US3953998 Multi-stage wire drawing machine
04/1976
04/20/1976US3950978 Stretch-forming of long tubes
04/20/1976US3950977 Drawing of elongated stock
03/1976
03/23/1976US3945547 Tractive apparatus
03/16/1976US3943743 Method and apparatus for controlling with increased accuracy a processing machine driven at varying operating speeds, such as a slide drawing machine, especially, as well as the slide drawing machine per se and auxiliary device
02/1976
02/03/1976US3935723 Wire processing machine
01/1976
01/27/1976US3934449 Drawing elongated stock, such as copper tubing
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