본 발명은 자동차 연료탱크의 연료 넘침 방지 장치 및 방법에 관한 것으로, 상세하게는 주행중에 벤트 밸브를 통해 연료탱크에서 넘친 액상의 연료를 연료넘침방지챔버에 임시 보관하고, 시동 오프 시 연료펌프를 역방향으로 구동시켜 상기 연료넘침방지챔버의 연료를 연료탱크로 회수함으로써 캐니스터로 액상의 연료가 넘치는 현상을 방지할 수 있는 자동차 연료탱크의 연료 넘침 방지 장치 및 방법을 제공하는데 그 목적이 있다.

    An apparatus and a method for preventing overflow of fuel from a vehicle fuel tank are provided may prevent liquid fuel from overflowing into a canister by for a predetermined time storing liquid fuel, which overflows from a fuel tank through a vent valve while the vehicle is traveling, in a fuel overflow prevention chamber, and by returning the fuel in the fuel overflow prevention chamber to the fuel tank by driving a fuel pump in a reverse direction when an engine is turned off.


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    Title :

    Apparatus and method for preventing fuel flowing of vehicle fuel tank


    Additional title:

    자동차 연료탱크의 연료 넘침 방지 장치 및 방법


    Publication date :

    2018-07-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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