Locks – Operating mechanism – Key
Patent
1987-05-15
1988-08-23
Wolfe, Robert L.
Locks
Operating mechanism
Key
70451, 70452, E05B 6300
Patent
active
047651652
ABSTRACT:
A supporting surface is formed with a cylinder hole, a cover plate is provided with a bulge having a keyhole formed in registration with the cylinder hole, in which there is disposed the noncircular outlined shank of a lock cylinder, the lock cylinder having a head disposed in the bulge. A holding plate formed with a noncircular opening in registration with the cylinder hole and complementary to the noncircular shank outline is in engagement therewith for preventing rotation of the lock cylinder, while a plurality of bores are formed in respective mutual alignment in the cover plate, supporting surface, and holding plate whereby, respective fastening means traverse the aligned bores for mounting the lock plate assembly on the supporting surface with at least the cover plate on the outer side thereof.
REFERENCES:
patent: 4041741 (1977-08-01), Cintra
patent: 4129020 (1978-12-01), Gonzelez
patent: 4139999 (1979-02-01), Allenbaugh
patent: 4160368 (1979-07-01), Solow
patent: 4619123 (1986-10-01), Hill
Dubno Herbert
Wolfe Robert L.
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