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

Combustion – Timer – programmer – retarder or condition responsive control

Array for an automatic firing device for a gas or oil burner

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

Assembly for controlling the flow of gas for gas fired artificia

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

Autocontrol burner and a combustion control method

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

Automated operation check for standing valve

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

Automated operation check for standing valve

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

Automatic air-fuel ratio control apparatus

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

Automatic candle snuffer

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

Automatic candle snuffer

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

Automatic combustion control with improved electrical circuit

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

Automatic damper control

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

Automatic damper device

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

Automatic electronic ignition system

Combustion – Timer – programmer – retarder or condition responsive control – By tilting – jarring – or mechanical damage

Automatic fire-extinguishing device for oil burner

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

Automatic flue gate

Combustion – Timer – programmer – retarder or condition responsive control – Igniter heat up and fuel feed sequence controlled by timer...

Automatic fuel ignition apparatus

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

Automatic fuel ignition system with redundant flame sensing

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

Automatic ignition and flame detection system for gas fired devi

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

Automatic putting-out apparatus

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

Automatic reset control for direct spark ignition systems