The invention relates to the technical field of automobile accessories, in particular to a brake master cylinder, which comprises: a shell, wherein a first air inlet hole, a second air inlet hole, a first air outlet hole and a second air outlet hole which communicate with the interior of the shell are formed in the outer side of the shell; the first piston and the second piston which are in indirect linkage; a first valve body which is automatically reset, wherein one side of the first valve body is in linkage with the first piston, and the other side of the first valve body is in linkage withthe second piston; a second valve body that is linked with the second piston; a first sealing cavity that comprises a first air inlet cavity and a first air outlet cavity, wherein the first air inlethole is communicated with the first air inlet cavity, and the first air outlet hole is communicated with the first air outlet cavity; a second sealing cavity which is positioned between the first valve body and the second piston; and a communicating hole which is formed in the shell and communicates with the first air inlet cavity and the second sealing cavity. The brake master cylinder has the effect of reducing the force applied to the brake pedal.

    本申请涉及一种刹车总泵,涉及汽车配件技术领域,其包括壳体,壳体的外侧上设置有与壳体内部连通的第一进气孔、第二进气孔、第一出气孔和第二出气孔;第一活塞和第二活塞,第一活塞和第二活塞间接联动;第一阀体,第一阀体自动复位,第一阀体的一侧与第一活塞联动,第一阀体的另一侧与第二活塞联动;第二阀体,第二阀体与第二活塞相互联动;第一密封腔,第一密封腔包括第一进气腔和第一出气腔,第一进气孔与第一进气腔连通,第一出气孔与第一出气腔连通;及第二密封腔,第二密封腔位于第一阀体和第二活塞之间;及连通孔,连通孔设置在外壳上,连通孔连通第一进气腔和第二密封腔。本申请具有可以减小对刹车踏板的施力的效果。


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    Titel :

    Brake master cylinder


    Weitere Titelangaben:

    一种刹车总泵


    Beteiligte:
    XU ZHIWEI (Autor:in)

    Erscheinungsdatum :

    2020-09-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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