Fire sensor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Apr 12, 2005
Grant Date -
Mar 27, 2003
app pub date -
Sep 18, 2002
filing date -
Sep 27, 2001
priority date (Note) -
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Abstract
A fire sensor comprising a heat detection element for detecting heat from a hot airflow generated by a fire, a sensor main body, and an outer cover, which has a plurality of plate fins protruding from the sensor main body, for protecting the heat detecting element. The plate fins have a predetermined offset angle to a center line passing through the center of the outer cover and are erected approximately perpendicular to the sensor main body.
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