LandOfFree - US Patents - Listing for Combustion,Timer, programmer, retarder or condition responsive control

Selected: F

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Fuel valve control system

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of first burner controls second burner – e.g. – pilot...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fuel-fired heating appliance with temperature-based fuel...

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fuel-to-air ratio control for combustion systems

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Functional check for a hot surface ignitor element

Combustion – Timer – programmer – retarder or condition responsive control – Sensor of electrical condition or temperature of electrical...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace air volume control apparatus

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace control using induced draft blower and exhaust gas diffe

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace control using induced draft blower, exhaust gas flow rat

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace fuel optimizer

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace ignition system with draft control and loss-of-draft pro

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace protective device

Combustion – Timer – programmer – retarder or condition responsive control

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace stack damper control apparatus

Combustion – Timer – programmer – retarder or condition responsive control – Of or by exhaust damper or exhaust pump

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Furnace system

Combustion – Timer – programmer – retarder or condition responsive control – By combustion or combustion zone sensor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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