Waterproof and/or water-resistant camera

Details Waterproof and/or water-resistant camera Waterproof and/or water-resistant camera

1993-01-11

1994-08-02

Gray, David M.

G03B 1708

Patent

active

053350286

ABSTRACT:
A camera is provided having a waterproof and/or water-resistant camera body provided with a stationary lens barrel, a photographing lens barrel which is provided in the stationary lens barrel and moves in the optical axis direction of the camera, and an annular seal member which is provided between the outer periphery of the photographing lens barrel and the inner periphery of the stationary lens barrel. The photographing lens barrel, or at least a surface layer thereof, that is in contact with the annular seal member, is composed of a rustproof material with a hardness of at least Hv150.

REFERENCES:
patent: 4926085 (1990-05-01), Sawayama et al.
patent: 5066965 (1991-11-01), Tanaka et al.
patent: 5070348 (1991-12-01), Hayakawa et al.
Aluminum Handbook, Table 14.4.6, p. 133, Jan. 19, 1979.

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