Patents for B23D 15 - Shearing machines or shearing devices cutting by blades which move parallel to each other (2,735)
11/1977
11/29/1977US4060017 Method of cutting lithium
10/1977
10/18/1977US4054076 Rolling cut type shear
10/18/1977US4054075 Shear mechanism
10/11/1977US4052922 Hydraulically-actuated cable cutter
09/1977
09/20/1977US4048891 Cutter mechanism for cutting sheet material
09/20/1977US4048825 Coil re-bar straightener and cutter
08/1977
08/16/1977US4041821 Scrap shearing machine
08/16/1977US4041753 Press brake attachment for forming and cutting metal
08/09/1977US4040318 Transfer machine for cutting rolled sheet metal
07/1977
07/19/1977US4036089 Device for shearing rod sections on an automatic multi-stage cross-fed press
06/1977
06/28/1977US4031792 Hammer ram press
06/28/1977US4031737 Machine tool apron guiding system
06/21/1977US4030389 Machine for high-speed plastic working of materials
05/1977
05/31/1977US4026192 Motor driven by a pressurized fluid medium for operating an impacting tool in a linear direction
05/31/1977US4026028 Cable cutting device
05/10/1977US4022096 Hydraulic presses, notably for shearing and cutting materials
05/10/1977US4022088 Process and apparatus for the cutting of transformer core sheets
05/03/1977US4020723 Tensile test sample making machine
03/1977
03/29/1977US4014230 Sheet metal shears for metal sheets and plates with a highly sensitive surface
03/15/1977US4011780 Apparatus for trimming and/or subdividing mill product at a coil forming station
12/1976
12/21/1976US3998117 Cutting apparatus for a rod or wire material
12/14/1976US3996829 Angular shearing machine for laminates, such as sheet metal
11/1976
11/16/1976US3991649 Pyrotechnic wire cutter
11/02/1976US3988954 Heavy duty shear
10/1976
10/26/1976US3988193 Taping attachment or device
08/1976
08/03/1976US3972257 Bar stock shear
08/03/1976US3972116 Shear
07/1976
07/27/1976US3971281 Angle shears with divided shear cutting members
07/13/1976US3968714 Heavy duty shear
03/1976
03/23/1976US3945315 Hydraulic scrap shearing machine
03/23/1976US3945287 Sheet shear
03/09/1976US3942400 Shear mounting for corner shearing machine
02/1976
02/24/1976US3939686 Wedge actuated cutting and/or forming tools
02/17/1976US3938416 Punching or nibbling presses having a turret
01/1976
01/20/1976US3933070 Or forming tools
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