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07/26/07 | 24 views | #20070169771 | Prev - Next | USPTO Class 126 | About this Page  126 rss/xml feed  monitor keywords

Heat activated air shutter for fireplace

USPTO Application #: 20070169771
Title: Heat activated air shutter for fireplace
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.
(end of abstract)
USPTO Applicaton #: 20070169771 - Class: 126512000 (USPTO)
Related Patent Categories: Stoves And Furnaces, Fireplaces Or Accessories, Fluid Fuel

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