|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|인용정보||피인용 횟수 : 0 인용 특허 : 5|
A system utilizing a two-circuit vacuum switch to monitor suction in the fuel system between the fuel selector valve and the engine-driven pump and warn the pilot of a restriction in the system or that the fuel tank from which the engine is feeding is exhausted of fuel.
1. An alert system for warning a pilot of a low-wing, multi-fuel-tank aircraft of an exhausted fuel tank or of a restriction in the fuel supply system, the fuel supply system including at least a fuel selector valve and an engine-driven pump, the alert system comprising: a vacuum sensor situated between the valve and the pump and having two switches, one switch actuated in response to a condition of excessive suction indicative of a restriction in the fuel supply system, the other switch actuated in response to a condition of too little suction indica...