Photography – Camera detail – Detachable or removable film holder unit
Patent
1995-02-14
1996-10-08
Hayes, Monroe H.
Photography
Camera detail
Detachable or removable film holder unit
396207, 396538, G03B 1726
Patent
active
055636730
ABSTRACT:
A camera is provided with a cartridge chamber for loading a film cartridge, a cartridge chamber lid for closing or opening said cartridge chamber, and switching means for switching a state of an operation portion formed on a surface of said film cartridge, said switching means interlocking with an operation of said cartridge chamber lid to switch the state of said operation portion of said film cartridge.
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patent: 4401379 (1983-08-01), Tamamura et al.
patent: 4834306 (1989-05-01), Robertson et al.
patent: 4841319 (1989-06-01), Hansen
patent: 5115268 (1992-05-01), Kitagawa et al.
Canon Kabushiki Kaisha
Hayes Monroe H.
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