Self-closing single-sided accordion fire door
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United States of America Patent
Stats
-
Sep 9, 2003
Grant Date -
N/A
app pub date -
Dec 15, 2000
filing date -
Dec 15, 2000
priority date (Note) -
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status (Latency Note)
Importance
Abstract
An accordion fire door is provided including an accordion member having interlocking panels formed of a fire retardant or fire proof material, a guide member positioned on at least one side of the accordion member for guiding the accordion member during movement between an opened position and a closed position, end locks arranged at interconnected ends of adjacent panels for maintaining panel contact and alignment, and a releasing member connected to the accordion member for releasing the accordion member in response to a predetermined condition of at least one of heat, fire, smoke, manual initiation and a drive. The panels are self hinged along the entire interlocking sides.
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