Security gate

Details Security gate Security gate

1980-07-07

1982-11-16

Kannan, Philip C.

Movable or removable closures

With protective grille or safety guard

Moves relative to primary closure

49394, E06B 368

Patent

active

043589103

ABSTRACT:
A security gate for a window or other aperture of a building includes a grille which is hingedly mounted at one side to a frame member which is secured within the aperture. The ends of the bars of the grille opposite the hinge enters slots in part of the frame and are secured therein by a locking bar. The arrangement provides a secure closure for the opening yet permits egress from the interior of the building in the event of fire or other hazard.

REFERENCES:
patent: 999682 (1911-08-01), Suits
patent: 1854153 (1932-04-01), Ammen
patent: 1960015 (1934-05-01), Kitzelman
patent: 1979808 (1934-11-01), Mussbach
patent: 2668729 (1954-02-01), Watters
patent: 3953939 (1976-05-01), Klein
patent: 4059923 (1977-11-01), Sauer
patent: 4249345 (1981-02-01), Littleton
Patents Abstracts of Japan, vol. 2, No. 5, Jan. 13, 1978, p. 6521M77.

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