Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1982-09-13
1984-06-19
Mathews, A. A.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 711, 352235, 430501, G03B 1726
Patent
active
044550766
ABSTRACT:
A film supply cassette comprising a hub, axially spaced end flanges, a trailer secured to the hub having an opening to cooperate with a sensor, a length of light-sensitive film convolutely wound about said trailer, and a leader comprising a vapor coated polyethylene/polyester laminate bonded to paper and wrapped about the film between the flanges and being wider than the film.
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Barnes John C.
Mathews A. A.
Minnesota & Mining Manufacturing Company
Sell Donald M.
Smith James A.
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