Camera provided with a magnetic recording device

Details Camera provided with a magnetic recording device Camera provided with a magnetic recording device

1995-06-06

1998-03-03

Metjahic, Safet

Photography

Having camera indicator

Film condition indicator

396319, 396389, 396515, 396285, G03B 1724, G03B 700

Patent

active

057246211

ABSTRACT:
A camera is detachably mountable with a film cartridge which is provided with a photographic film having a number of successive frames and a film state indicator operable to indicate an exposed state that the film is already exposed, and includes: a film feeding device which feeds the film in a first direction and in a second direction opposite to the first direction; a recording device which records a specified data on the film when the film is being fed in the first direction; a judging device which judges whether the specified data is recorded on the film when the film is being fed in the second direction; and a setting device which is responsive to the judging device and associated with the film state indicator of the film cartridge, and is operable to cause the film state indicator to indicate the exposed state when the specified data is judged not to be recorded on the film.

REFERENCES:
patent: 4878075 (1989-10-01), Cannon
patent: 4994833 (1991-02-01), Cocca
patent: 5016030 (1991-05-01), Dwyer et al.
patent: 5130728 (1992-07-01), Goto et al.
patent: 5159365 (1992-10-01), Takahashi et al.
patent: 5281987 (1994-01-01), Nagata
patent: 5398087 (1995-03-01), Kazami et al.
patent: 5432570 (1995-07-01), Ueda et al.
patent: 5432571 (1995-07-01), Aoki et al.
patent: 5477289 (1995-12-01), Smart
patent: 5479226 (1995-12-01), Kazami et al.
patent: 5612757 (1997-03-01), Amano

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