Locks – Operating mechanism – Combination
Patent
1988-08-15
1990-03-13
Wolfe, Robert L.
Locks
Operating mechanism
Combination
70 71, E05B 3702
Patent
active
049074300
ABSTRACT:
The present central control case lock includes a housing, a base plate, an actuating plate pivoted on the base plate, intermediate sleeve pieces rotatably mounted on the base plate and capable of pivoting the actuating plate, numbered wheels respectively attached on the sleeve pieces, and two locking mechanisms slidably mounted on two sides of the housing and capable of being secured to the actuating plate when it is pivoted by the sleeve pieces.
REFERENCES:
patent: 3555860 (1971-01-01), Atkinson
patent: 4281525 (1981-08-01), Bako
patent: 4366685 (1983-01-01), Remington
patent: 4395892 (1983-08-01), Remington
patent: 4416126 (1983-11-01), Remington
patent: 4671088 (1987-06-01), Jeang
patent: 4677832 (1987-07-01), Remington
Pao Tao Lock Ltd.
Wolfe Robert L.
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