Device for protecting the operating section of a camera from wat

Details Device for protecting the operating section of a camera from wat Device for protecting the operating section of a camera from wat

1979-09-11

1981-01-13

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 12, 277171, 354 64, 354266, F16J 1510, G03B 1708, G03B 1738

Patent

active

042445914

ABSTRACT:
Water- and dust-proof connections between movable components mounted externally on a camera and the camera casing are achieved by using a viscoelastic sheet inserted at one end into either the component or casing and frictionally engaging the other to provide the leak-proof seal.

REFERENCES:
patent: 2368744 (1945-02-01), Carey
patent: 2477882 (1949-08-01), Brie
patent: 2625414 (1953-01-01), Kranz
patent: 2981168 (1961-04-01), Biedermann et al.
patent: 3013481 (1961-12-01), Biedermann et al.
patent: 3653306 (1972-04-01), Takahama
patent: 3950773 (1976-04-01), Winkler et al.
patent: 4041507 (1977-08-01), Ko et al.
patent: 4097878 (1978-06-01), Cramer

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