Patents for B23D 15 - Shearing machines or shearing devices cutting by blades which move parallel to each other (2,735)
05/1983
05/10/1983CA1146064A1 Shear
03/1983
03/30/1983EP0075448A2 Double bladed shear
03/01/1983CA1142056A1 Hydraulically actuated apparatus
02/1983
02/01/1983CA1140454A1 Wellhead shearing apparatus
01/1983
01/19/1983EP0069884A2 Apparatus for making heat-treated cut-outs from web, particularly ampoule cut-outs
12/1982
12/21/1982US4365152 Encoder for machine control
11/1982
11/24/1982EP0065105A2 Cutting machine for rodstock
11/23/1982US4360043 Component lead wire cutting equipment
11/16/1982US4358977 Cutoff press
10/1982
10/26/1982US4355558 Shears for sheet metal cutting
10/19/1982US4354411 Cold shears and method for cutting billets and bars
10/19/1982CA1133684A1 Component lead wire cutting equipment
09/1982
09/01/1982EP0058793A2 Scrap cutter for use with mechanical press
08/1982
08/17/1982US4344605 Apparatus for cutting the end off a coiled strip
08/10/1982US4343212 Shearing device for ingots
07/1982
07/20/1982US4339975 Shock dampening system for presses
07/06/1982US4337679 Plate shears
06/1982
06/30/1982EP0055063A2 Shear
05/1982
05/25/1982US4331050 Control for paper cutting apparatus
05/25/1982US4331020 Dimension indicator for sheet-metal folding or shearing machine tools
05/18/1982US4329865 Material engaging apparatus
05/04/1982US4327618 Apparatus for cutting a strip of material
04/1982
04/06/1982US4322994 Shear having U-shaped clips connecting drive and work plates
03/1982
03/16/1982US4319504 Damping device for abruptly occurring forces in a shear or shear press machine
02/1982
02/03/1982EP0044923A2 Cutting unit for chopping the ends and/or for taking probes from a coiled web
02/02/1982US4313496 Wellhead shearing apparatus
12/1981
12/22/1981CA1114593A1 Cutting tools
11/1981
11/18/1981EP0039901A1 Electric shunt reactor and automatic machine for cutting laminations
11/11/1981EP0039381A1 Method and device for cutting strong materials
11/03/1981CA1111942A1 Twin motor and screw drive for workpiece positioning stops and for press ram drive and the like
11/03/1981CA1111759A1 Guillotine assembly
09/1981
09/22/1981US4290199 Cutting apparatus for a rusty nut
08/1981
08/25/1981US4285126 Hydraulically actuated apparatus
08/18/1981US4283978 Notching machine
08/11/1981CA1106753A1 Shock dampening systems for presses
06/1981
06/23/1981CA1103581A1 Guillotine shearing machine
05/1981
05/19/1981US4267758 Actuator mount for power shear or punch
03/1981
03/24/1981US4257163 Automotive service tool
03/10/1981CA1097023A1 Shearing machine to be used for a run-out roller table of a continuous casting plant
02/1981
02/24/1981US4252041 Guillotine shearing machine
01/1981
01/22/1981WO1981000070A1 Shears for cutting rolled steel sheets
01/14/1981EP0022403A1 Gauge setting device for metal sheet forming or shearing machine tools
01/13/1981US4244092 Hydraulic apparatus
01/06/1981US4242933 Method and apparatus for shearing billets with hydraulic shears in continuous casting plant
12/1980
12/09/1980US4237972 Well bore apparatus adapted for being releasably coupled to suspension cables
12/09/1980US4237760 Shearing machine to be used in bow-type continuous casting plants
11/1980
11/18/1980US4233872 Hydraulic shock absorption in punch or cutting presses
11/18/1980US4233870 Shearing machine for severing parallel longitudinal members of grids or gratings
09/1980
09/30/1980US4224852 Shearing machine to be used for a run-out roller table of a continuous casting plant
09/09/1980US4221143 Method of cutting gratings to length
09/02/1980US4220063 Guillotine assembly
08/1980
08/19/1980CA1083949A1 Cylinder operated swinging ram cutoff press
08/19/1980CA1083948A1 Cut-off die set
07/1980
07/29/1980US4214496 Shock dampening systems for presses
07/22/1980US4213385 Scrap shearing machine
07/08/1980CA1081114A1 Shearing machine to be used in a bow-type continuous casting plant
06/1980
06/10/1980CA1079183A1 Machine for angularly cutting sheet metal with variable inclination possibilities
05/1980
05/27/1980US4204450 Shear for large-sized scrap
05/20/1980CA1077824A1 Apparatus for automatically cutting sheet material
05/13/1980US4202263 Scrap shearing machines
04/1980
04/29/1980CA1076390A1 Indexing and intermittent drive mechanism
04/01/1980US4195407 Power shear yoke construction and ball-bearing assembly
03/1980
03/19/1980EP0008963A1 Table shear
03/11/1980US4192209 Hydraulically actuated cutting and punching assembly
03/11/1980US4192208 Transverse dividing shear for rolling-mill products, especially heavy plate
02/1980
02/19/1980CA1072003A1 Sheet metal cutting
02/05/1980US4186657 Apparatus for shearing spent nuclear fuel assemblies
01/1980
01/01/1980US4181055 Apparatus for automatically cutting sheet material
12/1979
12/25/1979CA1068597A Apparatus for cutting a strip of material
11/1979
11/29/1979WO1979001022A1 A shearing machine for cutting large-dimensioned sheet material
11/28/1979EP0005453A1 A lever mechanism, particularly applied to stone cutting machine tools, having a variable leverage
10/1979
10/30/1979US4172401 Shearing device
10/09/1979CA1063925A1 Shock dampening systems for presses
07/1979
07/31/1979CA1059427A1 Hot shearing apparatus
07/17/1979CA1058512A1 Shear mechanism
05/1979
05/15/1979US4154129 Method and apparatus for shearing billets with hydraulic shears in continuous casting plant
05/08/1979US4152959 Hot shearing apparatus
04/1979
04/10/1979CA1052259A1 Shear for cutting-off sections of a profiled material
03/1979
03/27/1979US4145942 Shearing device
01/1979
01/30/1979CA1047390A1 Hammer ram press
12/1978
12/12/1978US4129054 Punching press
12/05/1978US4128027 Shearing devices
11/1978
11/14/1978CA1042191A1 Forming a cladding sheet to a convex/concave substrate
10/1978
10/31/1978US4122740 Shear
09/1978
09/19/1978CA1038741A1 Machine tool apron guiding system
09/05/1978US4112493 Twin motor and screw drive for workpiece positioning stops and for press ram drive and the like
08/1978
08/22/1978US4108486 Inflatable thrust producing tool
08/22/1978US4108029 Cut-off die set
08/01/1978US4103576 Flying cross cutting shear for plate
06/1978
06/27/1978US4096767 Indexing and intermittent drive mechanism
06/06/1978US4092891 Apparatus for cutting steel sections
04/1978
04/25/1978US4085640 Apparatus for shearing wire, rod, or the like
04/18/1978US4084424 Twin motor and screw drive for workpiece positioning stops and for press ram drive and the like
04/11/1978US4083281 Device for positioning the backward stroke end of shearing blade for use in bolt forming headers
03/1978
03/21/1978US4079649 Rolling cut type double side shear
03/07/1978US4077287 Apparatus for cross cutting coiled strip into rectangular and oblique angled plates and cutting off acute angles
01/1978
01/31/1978US4070831 Hydraulic drive circuit for machine tools
01/10/1978US4067252 Machine tool with cylindrical assembly units
12/1977
12/20/1977US4063483 Apparatus for severing billets
12/13/1977US4062112 Explosively operated wire cutter
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