Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2006-02-01
2008-08-26
Hofsass, Jeff (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S945000, C200S061620
Reexamination Certificate
active
07417542
ABSTRACT:
An aircraft security alarm system uses proximity sensors mounted in adjacent pairs to any access area into an aircraft, The proximity sensors are connected electrically to a battery-powered control box with a miniature LED remote indicator light to identify that the system is activated. When any door or cover over an access area is moved, opened, or otherwise accessed, a switch in one of the pair of proximity sensors detects the movement. The proximity sensor sends a signal to the control box, which in turn triggers a high decibel/high pitch siren/horn that sounds indefinitely until the system is disarmed via a wireless remote control.
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Bruch Stein H.
Hofsass Jeff
Labbees Edny
Meeker Donald W.
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