Cutting – Cutting motion of tool has component in direction of moving... – Orbital motion of cutting blade
Patent
1977-04-26
1979-02-27
Schran, Donald R.
Cutting
Cutting motion of tool has component in direction of moving...
Orbital motion of cutting blade
83 37, 83528, B23D 2512
Patent
active
041412664
ABSTRACT:
Disclosed is a drum type flying shear wherein both or either of blades carried by upper and lower drums, respectively, is caused to describe a part of a non-circular locus whose major axis extends vertically when a blank or hot strip is almost sheared off.
REFERENCES:
patent: 3670609 (1972-06-01), Contalido
patent: 4058041 (1977-11-01), Ito
Hara Tsutomu
Masuda Bunpei
Ishikawajima-Harima Jukogyo Kabushiki Kaisha
Schran Donald R.
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