Cutting – With means to stretch work temporarily
Patent
1990-06-19
1992-04-28
Yost, Frank T.
Cutting
With means to stretch work temporarily
83649, B26D 714
Patent
active
051077329
ABSTRACT:
Apparatus for severing sheet material which includes pairs of upper and lower jaws which may be moved towards each other to grip and tension sheet material disposed between the jaws. An elongated severing blade is arranged between one of the pairs of jaws, the latter normally being biased to a position where they conceal the blade but being movable against the bias when engaged by the other jaws to expose the severing blade for severing of the tensioned sheet material.
REFERENCES:
patent: 2582979 (1952-01-01), Fritzinger
patent: 3311278 (1967-03-01), Brandon
patent: 3370497 (1968-02-01), Busse
patent: 4196647 (1980-04-01), Fish
patent: 4417495 (1983-11-01), Gordon et al.
patent: 4488466 (1984-12-01), Jones
Jones Eugenia A.
Yost Frank T.
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