Locks – Operating mechanism – Key
Patent
1982-03-26
1984-09-18
Wolfe, Robert L.
Locks
Operating mechanism
Key
E05B 2904
Patent
active
044716389
ABSTRACT:
A front removable lock for office furniture units, and the like, comprises a housing having an rear plug rotatably mounted in a rear portion of the housing. A front plug, having key operated tumblers, is telescopingly received within a front portion of the housing, and includes a latch mechanism which detachably connects the same with the rear plug. A release is mounted on the rear plug to uncouple the front and rear plugs, and is accessible through a window in the housing when the plugs are rotated into a partially unlocked position. A gate is mounted on the rear plug adjacent to the release, and is positioned such that the gate closes the window when the plugs are rotated into a locked position to prevent unauthorized access to the lock.
REFERENCES:
patent: 1922889 (1933-08-01), Falk
patent: 2019534 (1935-11-01), Henst
patent: 4092056 (1978-05-01), Signore et al.
patent: 4202587 (1980-05-01), Wieland
"Locks," by National Lock Hardware, Rockford, Ill., Masterkeyed Security, by Best.
"Your Single Source for a Wide Range of Locking Devices," by Corbin Cabinet Lock, Berlin, Conn.
"Chicago Flex-Ace Locks," by Chicago Lock Co.
"Systematic Customer Design," by Engineered Security Products, Leominster, Mass.
Steelcase Inc.
Wolfe Robert L.
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