To provide a check valve which can preferably prevent dust from entering the valve while achieving reduction of costs, and to provide a brake system.SOLUTION: A check valve 50 is disposed in a passage in which a working fluid flows and includes: a cap 51 fixed to the passage; a plug 52 which is seated on a seating surface 114 provided at the passage; a first extension part 51b provided at the cap 51 and extending from the cap 51 to the plug 52; a second extension part 52b which is provided at the plug 52, extends from the plug 52 to the cap 51, and is guided by the first extension part 51b; a spring 53 which is disposed between the cap 51 and the plug 52 and biases the plug 52 to the seating surface 114; and a retainer 54 which is attached to the cap 51, extends from the cap 51 to the plug 52, and is engaged with the second extension part 52b.SELECTED DRAWING: Figure 7

    【課題】コストの低減を図ることができるとともに塵埃混入の事象が生じるのを好適に防止できるチェックバルブおよびブレーキシステムを提供する。【解決手段】作動液が通流する流路に配置されるチェックバルブ50である。流路に固定されるキャップ51と、流路に設けられた着座面114に着座するプラグ52と、キャップ51に設けられ、キャップ51からプラグ52に向けて延出する第一延出部51bと、プラグ52に設けられ、プラグ52からキャップ51に向けて延出し、第一延出部51bにガイドされる第二延出部52bと、キャップ51とプラグ52との間に介設され、プラグ52を着座面114に向けて付勢するスプリング53と、を備える。キャップ51に取り付けられ、キャップ51からプラグ52に向けて延出して第二延出部52bに係止されるリテーナ54と、を備える。【選択図】図7


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    Title :

    CHECK VALVE AND BRAKE SYSTEM


    Additional title:

    チェックバルブおよびブレーキシステム


    Contributors:

    Publication date :

    2021-11-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F16K VALVES , Ventile / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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