PROBLEM TO BE SOLVED: To provide a reservoir tank of a hydraulic master cylinder capable of automatically restoring a diaphram to its original shape after filling with a working fluid while vacuuming a hydraulic path.SOLUTION: A bellows part 9b of a diaphram 9 is formed in an uneven shape in which a concave part 9e recessed from a cap side in a direction of a plane part 9c and a convex part 9f projecting from the plane part side in a direction of the cap 7 are continuously provided. The convex part 9f is formed in a rectangular shape comprising short side parts 9h and long side parts 9 g according to the shape of an upper opening edge 5c of a reservoir body 5c. Reinforcement parts 9j continuous to the short side parts 9h and extending in a convex shape toward a diaphram central part side are formed in the plane part 9c.SELECTED DRAWING: Figure 1

    【課題】油圧経路を真空引きしながら作動液を充填した後に、ダイヤフラムを元の形状に自動的に復帰させることができる液圧マスタシリンダのリザーバタンクを提供する。【解決手段】ダイヤフラム9の蛇腹部9bを、キャップ側から平面部9cの方向に凹む凹状部9eと、平面部側からキャップ7の方向に突出する凸状部9fとを連続して設けた凹凸状に形成する。凸状部9fは、リザーバ本体5cの上部開口縁5cの形状に応じて短辺部9hと長辺部9gとを備えた矩形状に形成され、平面部9cに、短辺部9hに連続してダイヤフラム中央部側に向けて凸状に延出する補強部9jを形成する。【選択図】 図1


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    Titel :

    RESERVOIR TANK OF HYDRAULIC MASTER CYLINDER


    Weitere Titelangaben:

    液圧マスタシリンダのリザーバタンク


    Beteiligte:
    UEHARA KAZUMA (Autor:in) / SAKAI TAKESHI (Autor:in) / NAGAHARA JUNICHII (Autor:in)

    Erscheinungsdatum :

    2017-09-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / B62L BRAKES SPECIALLY ADAPTED FOR CYCLES , Bremsen, besonders für Fahrräder oder Motorräder ausgebildet / F16J Kolben , PISTONS



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