1991-08-09
1992-11-03
Gellner, Michael L.
G03B 112
Patent
active
051609533
ABSTRACT:
A camera system comprising an operation means for operating a film feeding part of a film cartridge. The operating means winds the film by feeding it out from the film cartridge, or it rewinds the film into the film cartridge. The camera system also has a drive force generating means for generating a drive force. The drive force is transmitted by both a first drive force transmitting means and a second drive force transmitting means. The first drive force transmitting means causes the operation means to drive the film in a winding direction. The second drive force transmitting means causes the film to be driven in the rewinding direction, where both drive forces are applied to the operation means.
REFERENCES:
patent: 4728975 (1988-03-01), Ohara et al.
patent: 4821059 (1989-04-01), Nakanishi et al.
patent: 4829328 (1989-05-01), Tanaka et al.
patent: 4855773 (1989-08-01), Harvey
patent: 4864336 (1989-09-01), Fukahori et al.
Iwashita Tomonori
Tsujimoto Sinichi
Canon Kabushiki Kaisha
Gellner Michael L.
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