Over-the-door pressure sensor anti-ligature and alarm system
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United States of America Patent
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Aug 12, 2014
Grant Date -
Mar 24, 2011
app pub date -
Aug 16, 2010
filing date -
Aug 14, 2009
priority date (Note) -
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Abstract
Apparatus for counteracting a suicide attempt of a person trying to hang himself from a cord extended over the top edge of a door which door has an inside upper surface facing the interior of the room, the apparatus including an elongated pressure sensor mountable on that inside upper surface of the door, the sensor having an exposed surface facing away from the inside surface of the door, that exposed surface being responsive to a force applied thereagainst by a segment of a cord when it is draped over the top of the door and hanging downward adjacent the inside surface, and the apparatus being adapted to forward an alarm signal indicating the sensing of the force by the cord, and an electrical controller to forward an alarm signal indicating that the sensor has sensed the downward force.
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