Method and apparatus for underwater operation of non-waterproof

Details Method and apparatus for underwater operation of non-waterproof Method and apparatus for underwater operation of non-waterproof

1987-10-29

1988-09-13

Gellner, Michael L.

Ships

Building

Canal and ferry boats

114312, G03B 1708

Patent

active

047712996

ABSTRACT:
A container for adapting a device such as a video camera, camera, strobe light, etc. for underwater operation by providing a flexible, waterproof container and a means to pressurize the container prior to or during immersion. In numerous embodiments, the apparatus includes a pressurizing means responsive to ambient water pressure.

REFERENCES:
patent: 1131712 (1915-03-01), Klein
patent: 3162107 (1964-12-01), Byers
patent: 3717078 (1973-02-01), Ogura
patent: 3759605 (1973-09-01), Johnson
patent: 4281343 (1981-07-01), Monteiro

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