Door security system

Details Door security system Door security system

1987-04-07

1988-08-16

Wolfe, Robert L.

Locks

Operating mechanism

Key

70418, 70451, 70452, E05B 6300

Patent

active

047634995

ABSTRACT:
A door security system for the protection of a lock as well as a set of hinges both associated with a door wherein the security system includes a wrap-around cover plate covering surface portions of the exterior and interior of the door adjacent the lock and the lock side surface around the bolt plate of the lock. In addition, structures designed to protect each of the plurality of hinges serving to hang the door on the hinge jamb thereof include a wrap-around cover plate and hinge pin fittings on the inside of the door and a jamb plate and a vertical bar attached to an exterior section which includes a bar surface that is adjacent to a vertically extensive, exterior surface end region of the hinge cover plate when the door is closed.

REFERENCES:
patent: 3828476 (1974-08-01), Tenenbaum
patent: 4116514 (1978-09-01), Lawrence
patent: 4139999 (1979-02-01), Allenbaugh
patent: 4175315 (1979-11-01), Hayes
patent: 4570467 (1986-02-01), Greco

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