Environmentally protected camera with an interchangeable drawing

Details Environmentally protected camera with an interchangeable drawing Environmentally protected camera with an interchangeable drawing

1978-12-15

1980-06-24

Griffin, Donald A.

G03B 1302

Patent

active

042092477

ABSTRACT:
A camera having an interchangeable finder with rails or rail grooves that is detachably mounted on a camera body by being moved back and forth. The camera body has rail grooves (or rails) engaging the interchangeable finder. A viscoelastic member and a resin member or a metal member are secured in combination to the interchangeable finder of the drawing type or the camera body. When the interchangeable finder of drawing type is mounted on the body, the resin member or the metal member abuts against the camera body or the interchangeable finder of drawing type to thereby establish an environmental seal.

REFERENCES:
patent: 2478470 (1949-08-01), Eastman et al.
patent: 2653852 (1953-09-01), Bissman
patent: 2815252 (1957-12-01), Baker
patent: 2883919 (1959-04-01), Jayet
patent: 3174417 (1965-03-01), Sauer et al.
patent: 3218946 (1965-11-01), Lange
patent: 3439831 (1969-04-01), Pullen

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