Patents for B23D 15 - Shearing machines or shearing devices cutting by blades which move parallel to each other (2,735)
05/1990
05/16/1990EP0367919A2 Machine tool
05/16/1990EP0367817A1 Heat and material exchange device.
05/08/1990CA2001661A1 Machine tool
04/1990
04/25/1990EP0364883A2 Corner shears with a system for changing the angle between the cutters
04/24/1990US4919028 Shearing machine
04/19/1990DE3834943A1 Plate shears
04/17/1990US4918364 Method for controlling noise and vibration of machine tools with high efficiency
04/04/1990EP0361816A2 Cutting blanks from strip material
03/1990
03/27/1990US4911410 Shearing gate valve
03/08/1990WO1990002006A1 Method and instrument for making blanks from slab
03/07/1990CN1040284A Device for shearing group of tubes
02/1990
02/08/1990WO1990000949A1 Method and instrument for making blanks from a slab
02/07/1990CN2052319U Cutting machine for olive-type silicon steel strip
12/1989
12/20/1989EP0347312A1 Device for cutting a bundle of rods
12/06/1989EP0344531A2 Cable-severing apparatus
11/1989
11/14/1989CA1262859A1 Hot shearing apparatus
11/08/1989CN2047201U Metal-shearing machine
11/02/1989WO1989010527A1 Heat and material exchange device and manufacturing process
10/1989
10/26/1989DE3912460A1 Cutting machine with adjustable cutting angle
10/18/1989CN1036353A Improved machine for cutting sheet material by means of a dinking die
09/1989
09/12/1989CA1259172A1 Manufacture of piston rings
08/1989
08/30/1989EP0329679A1 Cylinder assembly, especially for punching or nibbling machines
08/30/1989CN2043537U Hand rigid plate-shear
08/29/1989CA1258816A1 Shearing machine
08/23/1989EP0329259A1 Angular cutter
08/16/1989EP0328473A1 Apparatus for cutting segments for radius elbows
08/03/1989DE3802018A1 Working device operated by compressed gas
07/1989
07/18/1989CA1257466A1 Shear for profile and/or flat and/or solid-section steel stock
07/11/1989US4846037 Right angle progressive shearing machine
07/05/1989CN1033613A Improved drive apparatus for straight line shear mechanism
06/1989
06/21/1989EP0321101A2 Improved reciprocating mechanism for straight line shear mechanism
06/20/1989US4840236 Hydraulic-pneumatic actuator for impact cutter
06/13/1989CA1255551A1 Pneumatic press controller and method
05/1989
05/16/1989US4829864 Plate workpiece processing machine
04/1989
04/20/1989DE3734382A1 Guillotine shears, in particular plate shears
04/19/1989EP0311889A1 Punching and shearing machine with variable cutting angle
04/18/1989US4821683 Portable power tool with improved combustion chamber charging means
04/12/1989CN2035674U Multi-function shearing machine
04/05/1989CN2035291U Shearing device for sheet material and pad
03/1989
03/23/1989DE3729862A1 Guillotine shears, especially for metal plate
03/14/1989US4811640 Metal shearing machine
02/1989
02/28/1989CA1250508A1 Wire rope cutting tool
01/1989
01/31/1989CA1249549A1 Metal cutting shear and adapter for mounting on a backhoe
01/25/1989CN2031325U Power-saving sheet shear
01/18/1989CN2030925U Multi-purpose vertical cutting machine
12/1988
12/28/1988EP0139012B1 Cutting apparatus for welding machine
12/14/1988CN87208286U Hand-gear multifunction plate cutting machine
11/1988
11/15/1988US4783892 Method and apparatus for cutting a tying member of a bale of a raw material
11/01/1988US4781746 Drive apparatus for straight line shear mechanism
10/1988
10/25/1988US4779502 Wire rope cutting tool
10/25/1988CA1243596A1 Method and apparatus for fine shearing
10/12/1988CN87215892U Mechanically-driven plate shears
09/1988
09/20/1988US4771669 Programmable corner cutter
08/1988
08/03/1988CN87212366U Rapid photo cutter
08/03/1988CN87203487U Angle steel cutting blade of cutting scissors
08/02/1988US4760639 Apparatus for equipping circuit boards
07/1988
07/27/1988EP0176510B1 Apparatus for briefly storing and impulsively releasing mechanical energy
07/19/1988US4757705 Plate processing device having guide means for a vertical ram
07/05/1988CA1238775A1 Multiple processing machine
06/1988
06/23/1988DE3642522A1 Transportable hydraulic stamping, cutting and bending machine
06/21/1988CA1238267A1 Hydraulic shearing machine
06/08/1988CN87106736A Continuous casting billet shear
05/1988
05/24/1988US4747063 Method of determining an optimum set value for a side trimming machine
05/19/1988WO1988003448A1 Process and device for transmitting or supporting deformation energy
05/11/1988EP0266536A1 Angle shears
05/05/1988WO1988003081A1 Cylinder assembly, especially for punching or nibbling machines
04/1988
04/26/1988US4739683 Apparatus for cutting material sheet into trapezoidal pieces
04/06/1988EP0262899A2 Continuous casting billet shear
03/1988
03/23/1988EP0260468A1 Rod-shearing device
03/22/1988US4732220 Apparatus for briefly and impulsively releasing mechanical energy
03/09/1988EP0258436A1 Rolling-cut shears for cutting sheet metal
03/08/1988US4729273 Notching machine
03/01/1988US4727786 Scrap cutter
02/1988
02/03/1988CN87200155U Metal plate shear
01/1988
01/26/1988US4721025 Equilibrium apparatus of cut-off mechanism for high-speed nut former
12/1987
12/05/1987CN86202282U Hydraulic tablet making machine
11/1987
11/11/1987EP0244815A2 Hydraulic-pneumatic actuator for impact cutter
11/11/1987EP0244450A1 Portable operating apparatus with interchangeable heads.
11/03/1987US4703678 Blanking shear machine
10/1987
10/28/1987CN86205803U Hydraulic reciprocating tool
09/1987
09/10/1987DE3606834A1 Cable cutting apparatus
09/09/1987EP0235403A1 Portable operating apparatus with inter-changeable heads
09/09/1987CN86208787U Versatile shearer
08/1987
08/27/1987DE3616238C1 Anchor-cable separating device
08/26/1987CN86209526U Vibrating shear
08/20/1987DE3604784A1 Method and device for producing sections of a metal foil
08/13/1987WO1987004649A1 Method and rolling-cut shears for cutting sheet material
07/1987
07/28/1987US4682401 Multiple processing machine
07/16/1987DE3600965A1 Method for cutting out sheet-metal blanks and apparatus for carrying it out
07/14/1987US4679473 Shearing machine
06/1987
06/25/1987DE3544928A1 Separating device for a caging strip
06/04/1987WO1987002295A3 Portable operating apparatus with interchangeable heads
05/1987
05/20/1987CN86107659A Method for cutting metal under tension
05/12/1987CA1221623A1 Shear ram assembly
05/07/1987DE3539240A1 Method of operating tools controlled by pressure medium and apparatus for carrying out the method
04/1987
04/28/1987US4660452 Elbow lever sheet metal cutting press consisting of a press frame and a press ram
04/28/1987US4660451 Scrap shearer
04/23/1987WO1987002295A2 Portable operating apparatus with interchangeable heads
04/22/1987EP0218749A2 Corner shears
03/1987
03/25/1987EP0215154A1 Scrap shearer
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