Security device

Details Security device Security device

1994-11-28

1996-06-11

Meyers, Steven N.

Closure fasteners

Bolts

Swinging and hooked end, multiple head

292120, 292218, 49 56, 70 93, E05C 912

Patent

active

055249434

ABSTRACT:
The invention relates to a security device for doors or windows for foiling unwanted entry into a secured facility comprising a limited rotational vertical rod having a plurality of parallel horizontal rods extending from said vertical rod. The parallel horizontal rods are positioned into a locked position against the interior door, into a partially open position by holding the edge of the door with curved ends and into an unlocked position away from the door.

REFERENCES:
patent: 1388712 (1921-08-01), Hoffman
patent: 1580826 (1926-04-01), Haenssler
patent: 1796891 (1931-03-01), Hoffman
patent: 2562916 (1951-08-01), Hoffman
patent: 4062578 (1977-12-01), Chen
patent: 4912877 (1990-04-01), Strydom
patent: 5018302 (1991-05-01), Kluge
patent: 5762351 (1988-08-01), Bowman

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