Chain lock for sliding doors

Details Chain lock for sliding doors Chain lock for sliding doors

1976-11-11

1978-02-14

Moore, Richard E.

Closure fasteners

Extension link

Chain

292DIG46, E05C 1736

Patent

active

040735230

ABSTRACT:
A chain lock for sliding doors which consist of two or more vertical panels horizontally relatively slidable in a frame either into essentially edge to edge relation to cover the frame, or into overlapping relation to open the door, only one of the panels being movable and the others fixed, the lock consisting of a short length of chain adapted to be extended horizontally between the slidable panel and either a fixed panel or the door frame, one end of the chain being securely affixed and the other end being detachably connected to permit movement of the slidable panel.

REFERENCES:
patent: 206383 (1878-07-01), Wright
patent: 453177 (1891-06-01), Chaplin
patent: 3920273 (1975-11-01), Scholtze
patent: 3944268 (1976-03-01), Gonzalez et al.
patent: 3975041 (1976-08-01), Edison

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