The invention provides a valve body assembly with an auxiliary air hole. The valve body assembly comprises a valve body, a valve element assembly, an air filtering ring and a muffling ring; the valve element assembly, the air filtering ring and the muffling ring are installed in a center hole of the valve body, the valve body is provided with the auxiliary air hole communicated with the center hole, and the muffling ring is provided with a flange which can cover the auxiliary air hole. The invention further provides a vacuum booster. According to the valve body assembly with the auxiliary air hole and the vacuum booster, the boosting effect of the vacuum booster under the low temperature condition can be guaranteed.


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    Titel :

    Valve body assembly with auxiliary air hole and vacuum booster


    Beteiligte:
    CHEN WEI (Autor:in) / XIE FEI (Autor:in) / CHANG QINGJUN (Autor:in)

    Erscheinungsdatum :

    20.01.2016


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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