Heat activated air shutter for fireplace
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jul 26, 2007
app pub date -
Jul 19, 2006
filing date -
Jul 19, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The present invention is directed to a heating unit, such as a fireplace, including an interior housing forming a combustion chamber. The housing includes a top wall, a rear wall and sidewalls defining an exterior housing about the combustion chamber. A burner assembly is positioned to provide combustion to the combustion chamber and a heat-activated shutter is provided in communication with the burner assembly for controlling flow of air into the burner assembly.
First Claim
Family
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Cited Art Landscape
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