Patents for B23D 33 - Accessories for shearing machines or shearing devices (4,206)
01/1991
01/08/1991CA1278844C Method and device for measuring the cutting force and limiting the overload
12/1990
12/19/1990EP0403043A1 Device for high accuracy length machining of elongated workpieces
12/18/1990US4977806 Plant to crop head and tail and to take samples
12/12/1990EP0402119A1 Machine guard
11/1990
11/27/1990WO1990014190A1 Plate shears
11/20/1990US4970925 Die press with automatically controlled workpiece holder
11/07/1990CN1010289B Low stress impact shearing method
10/1990
10/30/1990US4966060 Very high speed flying shears
10/23/1990US4964326 Machine tool
09/1990
09/25/1990US4958545 Punching and shearing machine with variable cutting angle
09/25/1990CA1274467A1 Method and apparatus for cutting a chain of elongate products
09/25/1990CA1274405A1 Method of and apparatus for feeding material to hot forging machine
09/05/1990EP0385152A2 Cutting device for sheet metal strip
09/04/1990US4953378 Apparatus for cutting corrugated strip stock at variable lengths
09/04/1990US4953292 Hand-holdable tube cutting device
08/1990
08/16/1990EP0381999A2 Machine for cutting sheet metal disks
08/02/1990DE3924636A1 Separating arrangement wt. elements from heavy metal, e.g. lead, strip - has guide path forming wts. into suitable curvature for mounting
07/1990
07/24/1990US4942796 Stock feed apparatus for forging machines and the like
07/18/1990EP0377944A1 Apparatus for cutting corrugated strip stock at variable lengths
07/18/1990EP0377859A1 Collet chuck, in particular for fixing sheets in sheet-cutting machines
06/1990
06/13/1990DE3841608A1 Device for deflecting rolled-bar front cropped ends and rear cropped ends
06/12/1990US4932299 Apparatus for cutting lengths of elongated material
05/1990
05/17/1990DE3826530A1 Machine tool
05/16/1990EP0367919A2 Machine tool
05/08/1990CA2001661A1 Machine tool
04/1990
04/17/1990US4918364 Method for controlling noise and vibration of machine tools with high efficiency
04/17/1990US4916990 Method for controlling the path of a punching tool
03/1990
03/27/1990US4911049 Workpiece stop for machine-shop apparatus
03/06/1990US4906809 Metal slitting and stamping
02/1990
02/07/1990EP0353415A1 Cutting device
02/01/1990DE3826005A1 Arrangement for diverting cropped ends of a rolled bar behind rotating shears
01/1990
01/18/1990DE3824276A1 Working method for the further processing of rolled bars continuously supplied by a rolling train and collected into groups and equipment for carrying out this working method
01/03/1990CN2050357U Continuously punching apparatus for brads
12/1989
12/20/1989EP0346585A2 Method of and apparatus for measuring weight of billet in bar cutting machine
12/07/1989DE3828045C1 Method and apparatus for applying an anti-corrosive layer to the cut edges of a metal sheet
12/05/1989US4884485 Plate cutting device capable of being used to cut a plate along a curve
11/1989
11/14/1989CA1262859A1 Hot shearing apparatus
11/02/1989DE3911660A1 Hold-down for shears, in particular billet shears
10/1989
10/04/1989CN1035971A Low stress impact shearing method
08/1989
08/29/1989CA1258816A1 Shearing machine
08/16/1989EP0328473A1 Apparatus for cutting segments for radius elbows
08/02/1989EP0326001A2 Workpiece handling system for reduced length segment production
07/1989
07/19/1989EP0324117A1 Method for controlling the positioning of the punch in a punch press
07/19/1989CN2041220U Clamp device of tube cutting machine driven by coaxal pressure cylinder
07/18/1989US4848723 Overload protector for clamping jaw mechanism
07/11/1989US4846034 Apparatus for cutting sheet-like material
07/11/1989US4846029 Shearing method and apparatus
06/1989
06/28/1989EP0321685A2 Method for supporting beams
05/1989
05/16/1989US4829864 Plate workpiece processing machine
05/09/1989US4828446 Pneumatically operated stop for advanced workpieces
04/1989
04/26/1989EP0313544A1 Strip guide on circular knives
04/25/1989US4823577 Method of feeding material to hot forging machine
04/20/1989DE3734382A1 Guillotine shears, in particular plate shears
04/19/1989EP0311889A1 Punching and shearing machine with variable cutting angle
03/1989
03/28/1989US4815349 Angle shear for cutting a sheet metal plate in two directions
03/23/1989DE3729862A1 Guillotine shears, especially for metal plate
03/14/1989US4812984 Method and device for measuring the cutting forces and limiting overloads of the cutting force in a platen press
03/14/1989US4811640 Metal shearing machine
03/02/1989DE3734038C1 Remote-controlled shears for cutting up irradiated nuclear fuel rods into segments
01/1989
01/18/1989EP0299220A1 Plant to crop head and tail and to take samples
01/10/1989US4796497 Method and apparatus for cutting a chain of elongate products
01/10/1989US4796450 Apparatus for improving hot strip mill processing
01/04/1989EP0297470A2 Pneumatically actuated stop for advanced workpieces
01/04/1989EP0297313A1 Very high speed flying shears
01/03/1989US4794834 Tube shearing apparatus
01/03/1989US4794773 Method of measuring camber
12/1988
12/28/1988EP0139012B1 Cutting apparatus for welding machine
12/13/1988US4790226 Apparatus for cutting blind slats
12/13/1988US4790070 Wire cutter including clipped wire retaining means
11/1988
11/29/1988US4787281 Method of dividing logs of heated metal into billets and apparatus for use in the method
11/02/1988EP0289146A1 Improvements in or relating to edge sharpening
10/1988
10/04/1988US4775135 Apparatus and method for clamping and positioning workpiece in machine tools
09/1988
09/20/1988US4771669 Programmable corner cutter
09/07/1988EP0280983A1 Shearing method and apparatus
09/06/1988US4769747 Illuminated paper cutter
09/06/1988US4768641 Apparatus for conveying continuous corrugated members
09/01/1988DE3705198A1 Plate shears
08/1988
08/09/1988US4761980 Method of feeding material to hot forging machine
07/1988
07/19/1988US4757705 Plate processing device having guide means for a vertical ram
07/14/1988WO1988004967A1 Machine for cutting and bending sheet material
07/14/1988DE3700112A1 Cutting assembly for an intermittently running-off web of paper
07/05/1988US4755948 Bar materials gathering control system
06/1988
06/14/1988US4750394 Cutting machine for decoration chains
06/08/1988EP0270493A2 Angle shears
05/1988
05/31/1988CA1237272A1 Method for manufacturing heat transfer element sheets for a rotary regenerative heat exchanger
05/25/1988CN87212239U Radially clamping and precision shearing mould for bar stock
05/17/1988US4744531 Arrangement for comminuting scrap in ribbon or strip form from, for example, steel plate
05/03/1988US4741092 Handling device for changing tools of a cutting press
05/03/1988US4741084 Conversion of mechanical punch presses to hydraulic punch presses
04/1988
04/14/1988DE3705277C1 Cutting tool having two knife blades, which can move relative to one another, for cutting strip-like electrical connecting parts, such as male connector strips or the like for example, to length
04/12/1988US4737904 Standard-length positioning apparatus
04/05/1988US4735122 For a shearing machine
03/1988
03/24/1988WO1988001914A1 Apparatus and method for improving hot strip mill processing
03/22/1988US4732066 Device to feed bars
03/16/1988EP0259600A1 Rotary crop and sample shears for wire rolling mill
03/09/1988EP0258436A1 Rolling-cut shears for cutting sheet metal
03/01/1988US4727787 Apparatus for measuring elongate articles
02/1988
02/24/1988EP0256957A1 Numerically-controlled plate shears
02/24/1988EP0256371A1 Drum-type shears for cutting wire moving at high speed during the starting and the passing-through period
02/16/1988US4724733 Apparatus for cutting tubing
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