Dual fuel vent free gas heater

Stoves and furnaces – Stoves – Heating

Reexamination Certificate

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Details

C126S09000A, C126S112000, C126S11600A, C126S117000, C126S09900D, C432S222000

Reexamination Certificate

active

08061347

ABSTRACT:
A dual fuel vent free gas heater having at least one gas burner with a plurality of gas outlet ports in an upper surface thereof. The gas outlet ports are in flow communication with at least one pilot flame burner. An adjustable fuel injector or at least two fuel injectors feed fuel to the burner providing for introduction of more than one fuel to the burner. Optionally, an oxygen detection system, manual fuel selection control valve, and/or temperature shut off control system may be incorporated into the dual fuel vent free heater.

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Style Selections; Vent-Fee Fireplace; Model 55ID280T; US; available as of Mar. 9, 2007.
Comfort Glow; Vent-Free Gas Space Heaters; Ultra Slim; available as of Mar. 9, 2007.
Comfort Glow; Vent-Free Gas Space Heaters; Solarfusion; available as of Mar. 9, 2007.
Glo-Warm; Blue Flame Vent-Free Gas Space Heaters; available as of Mar. 9, 2007.
Reddyheater; Garage Heaters; The Outdoorsman; available as of Mar. 9, 2007.
Vanguard; Single Burner 26″ Compact; Dual Burner 26″ Compact; Classic Hearth 32″; Classic Pro 36″; available as of Mar. 9, 2007.
Vent-Free Gas Log Heaters; Blaze N Glow Oak; available as of Mar. 9, 2007.
Vanguard; Cast Iron Gas Stove Heaters; available as of Mar. 9, 2007.
Vanguard; Vent-Free Gas Space Heaters; available as of Mar. 9, 2007.
Hearth Sense; Dual Fuel; available as of Mar. 9, 2007.
Napoleon; The Madison Installation and Operation Instructions; May 24, 2005.
Napoleon; Park Avenue Installation and Operation Instructions; Jul. 20, 2006.
Heat and Glo; Escape Series Gas Fireplaces; Mar. 2005.
Heat and Glo; Owners Manual; Escape-42DV; Dec. 2006.

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