Photography – Camera detail – Detachable or removable film holder unit
Patent
1996-05-17
1997-12-23
Mathews, A. A.
Photography
Camera detail
Detachable or removable film holder unit
396207, 396410, 396512, G03B 100, G03B 700, G03B 1726
Patent
active
057015392
ABSTRACT:
In a camera arranged to use a film cartridge having a rotary member which rotates in association with transport of a film and which is provided with a code indicative of information about the film, a rotating state of the rotary member is detected in rewinding the film, so that the film can securely be wound into the film cartridge.
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patent: 5457510 (1995-10-01), Yamazaki et al.
patent: 5497213 (1996-03-01), Yoshida et al.
patent: 5530498 (1996-06-01), Miyazaki et al.
patent: 5539484 (1996-07-01), Wakabayashi
patent: 5541681 (1996-07-01), Cocca et al.
patent: 5548359 (1996-08-01), Wakabayashi
patent: 5552843 (1996-09-01), Yokonuma et al.
Canon Kabushiki Kaisha
Mathews A. A.
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