Photography – Camera detail – Detachable or removable film holder unit
Patent
1994-12-23
1998-09-22
Mathews, A. A.
Photography
Camera detail
Detachable or removable film holder unit
396303, 396538, G03B 1702, G03B 1726
Patent
active
058128964
ABSTRACT:
A camera or an apparatus adapted to use an image recording medium cartridge having an image-recording-medium entrance-exit cover, or a unit which is applicable to such camera or apparatus, includes a first circuit for performing an operation for at least one of loading and unloading of the image recording medium cartridge into and from the camera or the apparatus, and a second circuit for inhibiting an operation different from the operation for at least one of loading and unloading the image recording medium cartridge into and from the camera or the apparatus from being performed simultaneously with the operation of the first circuit, the second circuit being adapted to use an energy source provided for driving the first circuit.
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patent: 4845733 (1989-07-01), Dieterlen et al.
patent: 4938429 (1990-07-01), Robertson et al.
patent: 4982211 (1991-01-01), Suzuki
patent: 5049914 (1991-09-01), Dassero
patent: 5159365 (1992-10-01), Takahashi et al.
patent: 5210568 (1993-05-01), Miyake et al.
patent: 5521661 (1996-05-01), Wakabayashi
Patent Abstracts of Japan No. JP5027314, vol. 17, No. 305.
Patent Abstracts of Japan No. JP57132133, vol. 6, No. 229.
Miyawaki Makoto
Okuno Ryoji
Canon Kabushiki Kaisha
Mathews A. A.
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