Locks – Operating mechanism – Key
Patent
1983-08-19
1986-07-15
Wolfe, Robert L.
Locks
Operating mechanism
Key
70399, 187 61, E05B 3500, E05B 1908
Patent
active
045998760
ABSTRACT:
A control mechanism suitable for actuating a power operated lock. The control mechanism includes key-engageable surfaces which are shielded from direct access by way of a key-receiving tunnel. The control mechanism is operable by means of a key having a slotted end portion pivotally attached to a shank portion.
REFERENCES:
patent: 218668 (1879-08-01), Dodge
patent: 1274313 (1918-07-01), Northrop
patent: 1369449 (1921-02-01), Maksym
patent: 2313172 (1943-03-01), Rechberger
patent: 4289001 (1981-09-01), Corfield
Dover Corporation
Illich Russell W.
Wolfe Robert L.
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