Lock having a cylinder core and a housing

Details Lock having a cylinder core and a housing Lock having a cylinder core and a housing

1980-11-21

1984-03-06

Wolfe, Robert L.

Locks

Operating mechanism

Key

70364A, 70421, E05B 1514, E05B 2706

Patent

active

044346360

ABSTRACT:
The cylinder lock includes, in addition to conventional segmented tumbler pins, auxiliary tumbler elements movable at an oblique angle relative to the keyway and being engageable at one end into arresting recesses in the housing; the other end of the auxiliary tumbler cooperates with a camming surface on a feeler pin, the end of which projects into the keyway and is controlled by corresponding recesses provided on lateral sides of the key.

REFERENCES:
patent: 758026 (1904-04-01), Taylor
patent: 1985889 (1934-07-01), Fitzgerald
patent: 4012931 (1977-03-01), Haruneri
patent: 4250725 (1981-02-01), Prunbauer
patent: 4356713 (1982-11-01), Widen

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