To provide a brake booster which can adjust a dimension in an axial direction of an air valve with a simple constitution with high accuracy.SOLUTION: A brake booster comprises: an air valve (40) that is slidably provided in an axial direction; a reaction force disk (6) that is provided axially forward of a valve body (2); and a pressure receiving member (5) that has a sliding part (51) slidably provided in the axial direction in a guide hole (20) formed in the valve body (2) and an adjustment part (52) formed of a resin and provided axially backward of the sliding part (51), and is provided between the air valve (40) and the reaction force disk (6).SELECTED DRAWING: Figure 2

    【課題】簡易な構成でエアバルブの軸方向の寸法を高精度に調整できるブレーキブースタを実現する。【解決手段】ブレーキブースタは、軸方向に摺動自在に設けられたエアバルブ(40)と、バルブボディ(2)の軸方向前方に設けられた反力ディスク(6)と、バルブボディ(2)に形成された案内孔(20)内に軸方向に摺動自在に設けられた摺動部(51)と、樹脂により形成され、摺動部(51)の軸方向後方に設けられた調整部(52)とを有し、エアバルブ(40)と反力ディスク(6)との間に設けられた受圧部材(5)と、を備えている。【選択図】図2


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    Title :

    BRAKE BOOSTER


    Additional title:

    ブレーキブースタ


    Contributors:
    NAKAO RYOTA (author)

    Publication date :

    2021-05-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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