Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1976-04-26
1978-01-10
O'Connor, Edna M.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 711, 352 78R, G03B 1726
Patent
active
040682471
ABSTRACT:
A light-tight plastic cassette for a roll of light-sensitive photographic material, which may be readily assembled, and is constituted by an extruded tubular body portion and molded end caps. The end caps have uniformly spaced outer and interior flanges forming a channel engaging the end margins of said body portion, said interior flange having along its corner portions extensions which have an axial dimension exceeding the axial dimension of the outer flange.
REFERENCES:
patent: 3199117 (1965-08-01), Bolsey
patent: 3480226 (1969-11-01), Roman
patent: 3514195 (1970-05-01), Nemeth
patent: 3810229 (1974-05-01), Dunning et al.
patent: 3858829 (1975-01-01), Bradt et al.
patent: 3871755 (1975-03-01), Wright
patent: 3955779 (1976-05-01), Bielik
Bouwen Alfons August
Buelens Edward
AGFA-GEVAERT N.V.
Daniel William J.
O'Connor Edna M.
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