Pressure sensing dead bolt
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United States of America Patent
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Aug 14, 2007
Grant Date -
Dec 2, 2004
app pub date -
Oct 4, 2002
filing date -
Oct 4, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus, system and method including a latching device for displaceably retaining a panel relative to a frame. The latching device includes at least a bolt which is carried on the latching device and is operatively associated with the panel to prevent disengagement of the panel. The latching device includes at least one pressure responsive device operatively coupled to the bolt to retain the bolt in a desired position and release the bolt when a predetermined pressure differential occurs relative to two, generally opposite, sides of the panel or when a pressure decrease occurs on one side of the panel.
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