Protection cover device and protection-cover-equipped apparatus

Details Protection cover device and protection-cover-equipped apparatus Protection cover device and protection-cover-equipped apparatus

1997-01-23

1999-01-19

Mathews, Alan A.

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359511, G03B 1702, G03B 1104

Patent

active

058624260

ABSTRACT:
A protection cover device and a protection-cover-equipped apparatus each comprise a protection cover, a moving member, and an elastic member which is incorporated into an inside of the protection cover and causes the protection cover to move in association with a movement of the moving member.

REFERENCES:
patent: 984282 (1911-02-01), Main
patent: 2313428 (1943-03-01), Glenn
patent: 2531737 (1950-11-01), Lyon
patent: 3611896 (1971-10-01), Aoki
patent: 4283132 (1981-08-01), Engelsmann et al.
patent: 4396270 (1983-08-01), Suzuki
patent: 4410253 (1983-10-01), Tsuboi
patent: 4457604 (1984-07-01), Tsuboi
patent: 4681418 (1987-07-01), Kodaira
patent: 5461441 (1995-10-01), Kotani
Patent Abstracts of Japan No. JP 58 033232 A, published Feb. 26, 1983.

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