Optics: motion pictures – With sound accompaniment – Common picture and sound record carrier systems
Patent
1974-10-02
1976-06-15
Hix, L. T.
Optics: motion pictures
With sound accompaniment
Common picture and sound record carrier systems
352 26, 352 27, 352 30, 352 72, 352 78R, G03B 1918
Patent
active
039633314
ABSTRACT:
The present invention relates to a camera capable of simultaneous film and sound recording and into which film magazine housing a film with a sound recording belt can be loaded. The camera has a sound recording device for recording sound on said sound recording belt of the film while photographing is made and also a driving device to continuously run the above mentioned film against said sound recording device. The camera can be shifted to the simultaneous sound recording state in response to the shutter release operation of the camera being in the preparation completion state for photographing with simultaneous sound recording. The camera is characterized in that a biasing device to bias at least one of the above mentioned driving devices and the film to a film driving position and a retention device which can retain the relative position of the above mentioned driving device and the film at a preparatory position for the above mentioned film driving position against the biasing force of said biasing device and can be released are provided. The release of the retention force of said retention device is done in response to the shutter release of the camera.
REFERENCES:
patent: 3405945 (1968-10-01), Braeth
patent: 3825327 (1974-07-01), Kosarko et al.
patent: 3880504 (1975-04-01), Marvin
Hosoe Kazuya
Ichiyanagi Toshikazu
Komine Yoshio
Shimazaki Mamoru
Takahashi Kiyoshi
Adams, Jr. Russell E.
Canon Kabushiki Kaisha
Hix L. T,.
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