Underwater housing and underwater taking camera

Details Underwater housing and underwater taking camera Underwater housing and underwater taking camera

1992-06-01

1994-06-28

Adams, Russell E.

354288, G03B 1708, G03B 1702

Patent

active

053251393

ABSTRACT:
A single-use camera is contained in an underwater housing, which as a box-shaped plastic housing body of which an opening is formed in the bottom. The bottom opening is covered with a watertight sheet sealed to an edge around the bottom opening, and keeps the camera watertight. The watertight sheet is constituted of a sandwich of an inner polystyrene (PS) layer, an aluminum core sheet, and an outer polyethylene terephthalate (PET) layer. The PS layer is used for heat sealing to the housing body. A bottom lid is fitted on the housing body and protects the watertight sheet. In a preferred embodiment, there is also a PET layer between the PS layer and the aluminum core sheet.

REFERENCES:
patent: 2573885 (1951-11-01), Whitman et al.
patent: 3019715 (1962-02-01), Arnold et al.
patent: 3653306 (1972-04-01), Takahama
patent: 3831182 (1974-08-01), Shimizu
patent: 4803504 (1989-02-01), Maeno et al.
patent: 4882600 (1989-11-01), Van de Moere
patent: 4884087 (1989-11-01), Mochida et al.
patent: 4972649 (1990-11-01), Mochida et al.
patent: 4999664 (1991-03-01), Foust

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