Unwinding apparatus for wound rolls

Details Unwinding apparatus for wound rolls Unwinding apparatus for wound rolls

1992-01-31

1994-05-31

Jillions, John M.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

B65H 1912

Patent

active

053162315

ABSTRACT:
An unwinding device for rolls of paper or cardboard has a pair of stands which are movable toward and away form one another on release by motors which have sprockets engaging nontraveling chains fixed at their ends relative to the rails. The stands have bearing housings displaceable vertically thereon and carrying heads engaging in the roll and vertically shifted by piston-and-cylinder assembly in the plane of the uprights of the stand.

REFERENCES:
patent: 2346948 (1944-04-01), Shackelford et al.
patent: 2652207 (1953-09-01), Goedken
patent: 2738935 (1956-03-01), Greene
patent: 3329369 (1967-07-01), Guthrie
patent: 3373952 (1968-03-01), Klaczkiewicz
patent: 4699329 (1987-10-01), Strohmeyer

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