LandOfFree - US Patents - Listing for Combustion

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

Safety control for furnace burner

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

Safety control for furnace burner

Combustion – Correlation of fuel or power supply with component movements...

Safety control switch for an ignition device

Combustion – Correlation of fuel or power supply with component movements...

Safety control switch for an ignition device

Combustion – Correlation of fuel or power supply with component movements...

Safety control switch for gas-fired ignition guns

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

Safety control system for gas-fired infrared radiant heater

Combustion – Correlation of fuel or power supply with component movements...

Safety cover for burner dials of a kitchen stove

Combustion – Correlation of fuel or power supply with component movements...

Safety device for a lighter

Combustion – With apparatus cleaning – purging or scavenging means

Safety device for an oil burner

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

Safety device for boiler comprising a time delay protected...

Combustion – Correlation of fuel or power supply with component movements...

Safety device for butterfly dampers

Combustion – Timer – programmer – retarder or condition responsive control – Of extinguishing means

Safety device for candles

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

Safety device for fan heater

Combustion – Correlation of fuel or power supply with component movements...

Safety device for gas burner

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

Safety device for gas burners

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

Safety device for gas-fired equipment

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

Safety device for igniting fuel gases discharged by a flare

Combustion – Correlation of fuel or power supply with component movements...

Safety device for ignition gun

Safety device for novelty candle holders

Combustion – Combined