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

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

Flame monitor

Utility Patent

Combustion – Timer – programmer – retarder or condition responsive control

Flame monitor time delay control

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

Flame monitoring safety, energy and fuel conservation system

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

Flame quality and fuel consumption monitoring methods for...

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

Flame rectification detectors

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

Flame responsive control circuit

Combustion – Timer – programmer – retarder or condition responsive control – By combustion destructible element – e.g. – fusible plug – etc.

Flame rollout condition safety device for a combustion system

Combustion – Timer – programmer – retarder or condition responsive control

Flame safeguard sequencer having switch test functions

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

Flame sensor and method of using same

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

Flame sensor verification

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

Flame signal stabilization circuit

Combustion – Timer – programmer – retarder or condition responsive control

Flame size control apparatus for a gas burner

Combustion – Timer – programmer – retarder or condition responsive control – Control of purger – of scavenger or of combustion start-up...

Flame surveying means in burner ignition

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

Flame-resistant wick holder for candle

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

Flame-resistant wick holder for candle

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

Flame-resistant wick holder for candle

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

Flammable vapor control system

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

Flare stack

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

Flow proportioning system