Optics: image projectors – Selective data retrieval – Film strip
Patent
1995-11-09
1997-12-02
Dowling, William
Optics: image projectors
Selective data retrieval
Film strip
353 95, 353DIG2, 40364, 40362, G03B 2114
Patent
active
056928181
ABSTRACT:
A film viewer into which is loaded a cartridge which has a spool for taking up a film, a door provided at a film entrance/exit, and an engagement shaft for opening and closing the door, the film viewer being used to view a film which is wound on the spool and removed from the cartridge, the film viewer including: a cartridge accommodating portion which accommodates the cartridge; a rotating shaft provided in the cartridge accommodating portion and engaging the spool when the cartridge is accommodated into the cartridge accommodating portion; a film accommodating portion which accommodates the film removed from the cartridge; and a window portion provided between the cartridge accommodating portion and the film accommodating portion, the film being viewable through the window portion.
REFERENCES:
patent: 2588803 (1952-03-01), Coffey, Sr.
patent: 3104483 (1963-09-01), Thompson et al.
patent: 3522672 (1970-08-01), Hinds
patent: 4073581 (1978-02-01), Rayburn
patent: 4234244 (1980-11-01), Klein
patent: 4491434 (1985-01-01), Barr et al.
patent: 5424790 (1995-06-01), Tsunefuji et al.
patent: 5521662 (1996-05-01), Suzuki
Dowling William
Fuji Photo Film Co. , Ltd.
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