Method and apparatus for releasing processing fluid from a fluid

Details Method and apparatus for releasing processing fluid from a fluid Method and apparatus for releasing processing fluid from a fluid

1979-04-04

1980-04-15

Hayes, Monroe H.

Optics: motion pictures

With film treating or working

352 78R, G03C 1100

Patent

active

041981359

ABSTRACT:
Method and apparatus for releasing processing fluid from a fluid applicator within a film cassette by causing a sealed area of the applicator to open in response to a predetermined amount of thermal energy being applied thereto. Such applicator has a sealing device which device is responsive to the application of the predetermined thermal energy to open and release the fluid. A mechanism, for actuating the sealing device, is provided for facilitating application of such energy to the applicator.

REFERENCES:
patent: 3396650 (1968-08-01), Rubinstein et al.
patent: 3444728 (1967-10-01), Macquarrie et al.
patent: 3593643 (1971-07-01), Downey
patent: 3767297 (1973-10-01), Downey
patent: 3871013 (1975-03-01), Burke et al.
patent: 3895862 (1975-07-01), Stella et al.
patent: 3951530 (1976-04-01), Czumak et al.
patent: 4047213 (1977-09-01), Land

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