Door security guard

Details Door security guard Door security guard

1977-07-08

1978-07-11

Moore, Richard E.

Closure fasteners

Bolts

Swinging

292251, 292DIG65, E05C 504

Patent

active

040997545

ABSTRACT:
A door security latch is disclosed including a link member pivotably attached to the door frame on the inside of the door and which is swingable to a position overlapping the inside face of the door. The link carries a threaded stop having a door face engageable portion which can be screwed into abutment with the door face.

REFERENCES:
patent: 593598 (1897-11-01), Mills
patent: 1446364 (1923-02-01), Wheeler
patent: 3510162 (1970-05-01), Smith et al.

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