Door jammer

Details Door jammer Door jammer

1989-07-11

1990-11-27

Nicholson, Eric K.

Closure fasteners

Braces

Portable

292289, E05C 1716

Patent

active

049730932

ABSTRACT:
A device for securing a closed inward swinging door from the interior, consisting of a vertical shaft of which one end is secured near the door handle and the opposite end has a pad which rests on the floor. Embedded into or located in this pad may be a one or more spikes or protrusions which upon an attempt to open the inward-swinging door from the exterior push down into the floor thus prohibiting its opening.

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patent: 2870281 (1959-01-01), Mitchell
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patent: 3901258 (1973-08-01), Montgomery
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patent: 4300796 (1981-11-01), Lane
patent: 4411284 (1983-10-01), Opitz
patent: 4456291 (1984-07-01), Brogie

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