Filing cabinet lock having plate tumbler-type plug assembly

Details Filing cabinet lock having plate tumbler-type plug assembly Filing cabinet lock having plate tumbler-type plug assembly

1975-01-29

1976-05-18

Wolfe, Robert L.

Locks

Operating mechanism

Key

70364R, E05B 2904

Patent

active

039569128

ABSTRACT:
A filing cabinet lock including a generally elliptical barrel having a cylindrical longitudinal plug-receiving bore is provided with a key plug assembly of the spring-pressed plate tumbler type rotatable in the bore and adapted for cooperation with a single-bitted key. First and second slots are provided in the barrel along the bore, for reception of the tumbler ends projecting from the plug assembly when locked and during unlocking, respectively. The outer end of the first slot and a portion of the outer end of the second slot are covered by a plug head in the assembly, and the remaining portion of the outer end of the second slot is covered by a cover member mounted on the barrel, whereby access to the slots from outside of the barrel is prevented.

REFERENCES:
patent: 1575092 (1926-03-01), Best
patent: 1645006 (1927-10-01), Jacobi
patent: 3782139 (1974-01-01), Robner

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