Door security device

Details Door security device Door security device

1985-08-14

1987-08-04

Moore, Richard E.

Closure fasteners

Keepers

49503, 29526R, E05C 2102

Patent

active

046841601

ABSTRACT:
A door security device (1) consisting of a substantially trapezoidal plate (4) residing parallel to the plane of the door and an integrally formed lip (6) which is permanently affixed to door frame structural member (2). A door strike reinforcement tube (10) extends perpendicularly from plate (4) and is aligned with door lock striker (25) such that any force applied to the door (15) is resisted by the entire plate reinforcing device. A plurality of strike plate reinforcement extensions (10a) may also be used with multiple lock mechanisms.

REFERENCES:
patent: Re31276 (1983-06-01), Schlage
patent: 1091453 (1914-03-01), Fletcher
patent: 1919739 (1933-07-01), Minzenmayer
patent: 2255860 (1941-09-01), Riedel
patent: 3279840 (1966-10-01), Barone
patent: 3767245 (1973-10-01), Keefe
patent: 3815945 (1974-06-01), Lamphere
patent: 3918207 (1975-11-01), Aliotta
patent: 3967845 (1976-07-01), Governale
patent: 4005890 (1977-02-01), Murch
patent: 4057275 (1977-11-01), La Beaud
patent: 4074484 (1978-02-01), Queren
patent: 4174862 (1979-11-01), Shane
patent: 4186954 (1980-02-01), Detlefs
patent: 4195870 (1980-04-01), Percoco
patent: 4255953 (1981-03-01), Dietrich et al.
patent: 4369994 (1983-01-01), Vorves
patent: 4416087 (1983-11-01), Ghatak

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