Locks – Operating mechanism – Key
Patent
1988-10-14
1990-03-27
Wolfe, Robert L.
Locks
Operating mechanism
Key
70451, E05B 908
Patent
active
049109820
ABSTRACT:
A self-assembling locking device including a shell unit with a longitudinal bore, a retaining rim at the front end, and a mounting hole at the rear end. The shell unit further includes means for securing it in a panel aperture which is larger than the shell unit and smaller than the rim. Also included is a plug unit for assembly into the longitudinal bore through the mounting hole. The locking device further includes retaining means for interlocking the plug and shell units and preventing withdrawal of the plug unit form the shell unit through the mounting hole. There is also included means for rotating the plug unit between first and second operative positions.
REFERENCES:
patent: 3465557 (1969-09-01), Ryder
patent: 3748881 (1973-07-01), Erickson
patent: 4106317 (1978-08-01), Anderson
Dingman Brian M.
Engineered Security Products Corporation
Iandiorio Joseph S.
Wolfe Robert L.
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