Locking device and key

Details Locking device and key Locking device and key

1984-01-20

1985-05-14

Wolfe, Robert L.

Locks

Operating mechanism

Using a powered device

70358, 70386, 70409, 70421, E05B 2706, E05B 4700

Patent

active

045164169

ABSTRACT:
A closure device has a cylinder core turnable in a housing and a key insertable into a key channel in the core. A ball provided in a circumferential groove in the inner wall of the housing cooperates with an edge portion of the key. A pin is arranged in the same plane and 180.degree. away from the ball.

REFERENCES:
patent: 2121301 (1938-06-01), Ractliffe
patent: 2177996 (1939-10-01), Raymond
patent: 2565531 (1951-08-01), Spiegler
patent: 3286494 (1966-11-01), Sussina
patent: 3516271 (1970-06-01), Nelson et al.
patent: 3650132 (1972-03-01), Berube
patent: 3802234 (1974-04-01), Gerlach
patent: 4220021 (1980-09-01), Burger et al.
patent: 4320638 (1982-03-01), Dunphy et al.
patent: 4331013 (1982-05-01), Jaulmes

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