Dual fuel heater
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United States of America Patent
Stats
-
Oct 27, 2009
Grant Date -
Dec 6, 2007
app pub date -
May 30, 2006
filing date -
May 17, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In certain embodiments, a dual fuel heater has a pressure regulating device for selectively coupling with a first source or a second source operating at different pressures. The dual fuel heater can also include first and second fuel lines, a fluid flow controller, a combustion chamber and first and second oxygen depletion sensor nozzles. The fluid flow controller is configured to selectively permit flow of fuel to either the first fuel line or to the second fuel line. In some embodiments, the first fuel line is connected to the first oxygen depletion sensor nozzle and the second fuel line is connected to the second oxygen depletion nozzle.
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Family
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