Closure fasteners – Cross bars – Vehicle door latches
Patent
1989-12-11
1991-06-25
Nicholson, Eric K.
Closure fasteners
Cross bars
Vehicle door latches
292 44, E05C 900
Patent
active
050261029
ABSTRACT:
A security apparatus for mounting on the interior side of a door and overlying the door to prevent the opening by intruders and characterized by its ability to absorb and transfer force utilized by potential intruders, the apparatus consisting of an elongate, rigid, arcuate crossbar mounted on brackets transversely across the door, the arcuate crossbar being positioned in either a concave or convex relationship to the door depending upon whether the door opened outwardly or inwardly, respectively, the crossbar communicating with the door and the adjacent walls to absorb and transfer force against the door to the adjoining walls.
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Frayne Clifford G.
Nicholson Eric K.
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