Machine to work sheet material

Details Machine to work sheet material Machine to work sheet material

1977-08-09

1979-01-02

Larson, Lowell A.

Metal deforming

With cutting

72384, 72464, B21D 3700

Patent

active

041321022

ABSTRACT:
A machine to work sheet material such as aluminium sheets or cardboard. Said machine comprises altogether a folding tool, a cutting tool, a punching tool and a single gearing down lever actuating these three tools simultaneously.

REFERENCES:
patent: 42004 (1864-03-01), Lamplugh
patent: 234037 (1880-11-01), Jentzsch
patent: 704344 (1902-07-01), Kidder
patent: 855765 (1907-06-01), Gerlach

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