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

Combustion – Timer – programmer – retarder or condition responsive control – By sensing of gas leakage – flashback or escaped flame

Gas appliance with a burner in the lower part, equipped with...

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

Gas appliance with automatic gas shut-off device responsive to f

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

Gas burner

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

Gas burner

Combustion – Timer – programmer – retarder or condition responsive control – By condition of burner feed or feed means

Gas burner

Combustion – Timer – programmer – retarder or condition responsive control – With test circuit checking or analyzing flame sensing...

Gas burner control for a bake oven

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

Gas burner control mechanism

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

Gas burner control system

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

Gas burner control system

Combustion – Timer – programmer – retarder or condition responsive control – Of igniter and feed controlled sequence

Gas burner control system

Combustion – Timer – programmer – retarder or condition responsive control – With test circuit checking or analyzing flame sensing...

Gas burner control system

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

Gas burner control system

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

Gas burner control system

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

Gas burner control system

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

Gas burner control system with cycling pilot

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

Gas burner control system with mass flow sensor

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

Gas burner controller with main valve delay after pilot flame li

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

Gas burner device

Combustion – Timer – programmer – retarder or condition responsive control – Shutdown by sensed absence of flame in proving period

Gas burner ignition device