Door lock device

Details Door lock device Door lock device

1985-08-12

1986-12-16

Moore, Richard E.

Closure fasteners

Bolts

Loops

292DIG2, E05C 2102

Patent

active

046292292

ABSTRACT:
A lock device for use on the doorknob of a vertically hinged door. The lock device includes a flexible cable with opposite legs connected at one end to form a loop for insertion over the doorknob and a sleeve on the loop of the cable which extends around the reduced neck of the doorknob behind the head of the doorknob. The opposite end of the cable is retained in a box in the building wall next to the door jamb.

REFERENCES:
patent: 878607 (1908-02-01), Cairns
patent: 2726112 (1955-12-01), Conhagen
patent: 3451708 (1969-06-01), Brooks
patent: 3640558 (1972-02-01), Gewertz et al.
patent: 3809418 (1974-05-01), Canfield
patent: 3836187 (1974-09-01), Buettner
patent: 4022503 (1977-05-01), Bey
patent: 4155577 (1979-05-01), Raymond
patent: 4483558 (1984-11-01), Van Meter

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