1975-03-06
1977-02-08
Coan, James F.
83665, 93 581, 83504, B26D 726
Patent
active
040066711
ABSTRACT:
A corrugator having a pair of generally tubular support members along which operating rings may be slid to desired positions. An air bag in each support member causes drive bars to simultaneously lock the rings against movement relative to the support members.
REFERENCES:
patent: 3059552 (1962-10-01), Easter et al.
patent: 3422714 (1969-01-01), Van Gompel et al.
patent: 3587374 (1971-06-01), Stewart et al.
patent: 3742714 (1973-07-01), Thomas
patent: 3782234 (1974-01-01), Rodach
Coan James F.
Tidland Corporation
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