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US 5,871,167 AGranted
Cinematographic film cassette
AssigneeAaton
InventorJean-Pierre Beauviala
Life of this patent
Estimating the term…
Abstract
A movie film cassette comprises a light-tight casing containing an unexposed film reel and adapted to contain, after shooting, an exposed film reel. The reels and the film are positioned so that, in an operating position within a reception device associated with a movie camera, no moving element, located in the casing and contacting the film, is in contact with a fixed element of the casing.
Claims20
A movie film cassette comprising a light-tight casing formed by fixed elements and including moving elements, containing an unexposed film reel and adapted to contain, after shooting, an exposed film reel;
- and means for positioning said reels and the film so that, in an operating position within a reception device associated with a movie camera, no moving element, located in the casing and contacting the film, is in contact with a fixed element of the casing, the film itself, not being in contact with a fixed element of the casing.
A movie film cassette, comprising:
- a light-tight casing for housing an unexposed film on a supply reel and an exposed film on a receiving reel, said casing including at least one aperture for positioning said reels when engaged with a reception device associated with a movie camera wherein said reels are prevented from contacting said casing, said casing further including a first and a second film aperture through which said film passes for communicating with said reception device;
- and
- means for guiding said film between said reels through said first and second film aperture of said casing, said means for guiding associated with each of said reels wherein said film and said means for guiding said film are prevented from contacting said casing.
Dependencies are inferred from the claim text.