Provided is a flap valve device and a gas liquid separation device provided with a flap valve. The flap valve device includes a main body having an opening, a flap for selectively closing the opening and a torsion coil spring provided between the main body and the flap for biasing the flap in an opening direction. The flap valve device further comprises a main body side bearing; a flap side bearing; a connecting member including a hinge shaft passed through the main body side bearing, the flap side bearing and the torsion coil spring, and an extension extending from an end of the hinge shaft along an outer part of the flap; and a spring engagement portion provided on the main body for engaging an end of the torsion coil spring; another end of the torsion coil spring being engaged by the extension, which is engaged on the flap.


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    Title :

    Flap valve device and gas liquid separation device provided with flap valve device


    Contributors:
    ABE RYOTA (author)

    Publication date :

    2018-03-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF / F16K VALVES , Ventile




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