Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1974-06-20
1976-08-03
Christian, Leonard D.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
279 2A, B65H 7518
Patent
active
039724883
ABSTRACT:
An expandable chuck for rotatably supporting a longitudinal roll, such as a tissue supply roll for a folding machine, having a hollow cylindrical core. Pneumatically inflatable tube members are mounted on spaced wheel members, which are in turn mounted on a cylindrical sleeve rotatably mounted on a support shaft. The tube members are pneumatically interconnected and the chuck is fully controllable from either end for insertion in or removal from the core of a roll by valve and vent means adjacent each end of the chuck.
REFERENCES:
patent: 2289453 (1942-07-01), Randall
patent: 2583117 (1952-01-01), Piperoux et al.
patent: 2876961 (1959-03-01), Cole et al.
patent: 3458150 (1969-07-01), Cowan
patent: 3510082 (1970-05-01), Sexton et al.
Furbeck Warren R.
Kemp Horace N.
Lee Charles A.
Christian Leonard D.
International Paper Company
Jackson Robert R.
Smith Charles B.
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