Door lock

Closure fasteners – Portable

Patent

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Details

292156, 292147, 292DIG38, E05C 104

Patent

active

046052518

ABSTRACT:
A U-shaped lock fits around the shank of the door knob assembly and the two legs of the lock are received by an extended strike plate in a locked condition. The door lock is retained around the shank by keeper means on at least one of the legs of the lock.

REFERENCES:
patent: 720496 (1903-02-01), Simpson
patent: 1571024 (1926-01-01), Scheid
patent: 3208029 (1965-09-01), Leslie
patent: 4004833 (1977-01-01), Hull

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