Security door bar

Details Security door bar Security door bar

1992-05-11

1992-11-24

Moore, Richard E.

Closure fasteners

Cross bars

Vehicle door latches

292DIG60, 292257, E05C 1712

Patent

active

051657414

ABSTRACT:
A security door bar adapted to prevent the opening of a door by intruders and comprising a resilient metal bar which carries a polygon shaped block through which pressure is applied to the door. The metal bar being adjustable to the width of the door and the polygon shaped block being rotatable on the bar to adjust for door thickness and amount of pressure to be applied to the door. The metal bar is adapted to the door by use of a metal screw hook which is screwed into a wall stud on the knob side of the door and pressure is applied to the door from the metal bar through the polygon block and a pressure distribution sheet attached to the door.

REFERENCES:
patent: 3761135 (1973-09-01), Mundinger et al.
patent: 4067598 (1978-01-01), Mansour
patent: 4079972 (1978-03-01), Hagopian
patent: 4082332 (1978-04-01), Palmer
patent: 4667992 (1987-05-01), Roden, Jr.

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