PROBLEM TO BE SOLVED: To provide a reservoir of a hydraulic master cylinder for a vehicle capable of well fitting a cap, a diaphragm, and a diaphragm plate to an opening edge of a reservoir body with sealing property being assured.SOLUTION: At an upper opening edge 6c of a reservoir body 6a, there are provided a plurality of threaded holes 8 in which a plurality of locking screws 12 are screwed, and a plurality of fitting surfaces formed between adjoining threaded holes 8. At a central part in a length direction of long fitting surfaces 6g, 6g, a protruding part 6i which gently protrudes in an arc is formed. A height dimension H1 from a base end part of the protruding part 6i to a tip end part having a thickest wall is formed in a dimension one half or less than a thickness dimension H2 of an outer edge fitting part 11a that is fitted to the upper opening edge 6c of a diaphragm 11.SELECTED DRAWING: Figure 1

    【課題】 リザーバ本体の開口縁に、キャップとダイヤフラムとダイヤフラムプレートとをシール性を確保した状態で良好に取り付けることができる車両用液圧マスタシリンダのリザーバを提供する。【解決手段】 リザーバ本体6aの上部開口縁6cに、複数の止めねじ12を螺合させる複数の雌ねじ孔8と、隣り合う雌ねじ孔8の間に形成される複数の取付面とを備える。長尺な取付面6g,6gの長手方向中央部に、円弧状に緩やかに突出する凸部6iを形成する。凸部6iの基端部から最も肉厚となる先端部までの高さ寸法H1を、ダイヤフラム11の上部開口縁6cに取り付けられる外縁取付部11aの厚さ寸法H2の1/2以下の寸法に形成する。【選択図】 図1


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    Title :

    RESERVOIR OF HYDRAULIC MASTER CYLINDER FOR VEHICLE


    Additional title:

    車両用液圧マスタシリンダのリザーバ


    Contributors:

    Publication date :

    2016-05-19


    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 / F16J Kolben , PISTONS



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