Security device

Details Security device Security device

1980-11-07

1982-09-14

Britts, Ramon S.

Locks

Special application

For closures

70 94, 292338, 292207, 292DIG15, E05B 6500, E05C 1744

Patent

active

043488790

ABSTRACT:
The security device of the present invention is mounted in the floor of a building adjacent the hinge side of a door to be made secure. The security device has elements which can be elevated from their storage position to engage against the inner face of the door to prevent the door from being opened beyond a minimum amount. A lock is provided for holding the elements in their elevated position.

REFERENCES:
patent: 561373 (1896-06-01), Campbell
patent: 998420 (1911-07-01), Stein
patent: 1054151 (1913-02-01), Troetel
patent: 1185547 (1916-05-01), Rugar
patent: 1264181 (1918-04-01), Hatch
patent: 1770812 (1930-07-01), Seaman
patent: 1895146 (1933-01-01), Brown
patent: 1966612 (1934-07-01), Cochran
patent: 2122312 (1938-06-01), Cassion
patent: 3805322 (1974-04-01), Serrano
patent: 4114936 (1978-09-01), Dominguez

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