작동 유체의 공급에 의해 차륜(1)을 제동하는 브레이크 장치(100)의 파킹 브레이크 유닛(101)이며, 통 형상으로 형성되어 내주에 제1 결합부(113)를 갖고, 배면에 구획 형성되는 압력실(105)에 공급되는 작동 유체의 압력에 의해 제1 방향으로 이동하는 제1 피스톤(110)과, 제1 방향과는 반대의 제2 방향으로 제1 피스톤(110)을 가압하는 제1 가압 부재(118)와, 제1 피스톤(110)의 내주에 미끄럼 이동 가능하게 설치되고 외주에 제2 결합부(123)를 갖는 제2 피스톤(120)과, 제1 결합부(113)와 제2 결합부(123)를 결합시키는 결합 부재(130)를 구비하고, 제2 피스톤(120)은, 제1 피스톤(110)이 제2 방향으로 이동하면 브레이크 라이닝(2)을 차륜(1)이 제동 상태로 되는 방향으로 이동시킨다.

    A parking brake unit (101) of a brake device (100) for braking a wheel (1) by supply of hydraulic fluid includes a first piston (110) formed in a cylindrical shape, the first piston (110) having a first engaging part (113) on an inner circumference thereof, the first piston (110) being configured to move in first direction by pressure of the hydraulic fluid supplied to a pressure chamber (105) defined in the back thereof, a first biasing member (118) configured to bias the first piston (110) in second direction, opposite to the first direction, a second piston (120) slidably provided on the inner circumference of the first piston (110), the second piston (120) having a second engaging part (123) on an outer circumference thereof, and an engaging member (130) configured to cause the first engaging part (113) and the second engaging part (123) to engage with each other, in which the second piston (120) causes a brake lining (2) to move in direction bringing the wheel (1) to be in a braking state, when the first piston (110) moves in the second direction.


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    Titel :

    PARKING BRAKE UNIT


    Weitere Titelangaben:

    파킹 브레이크 유닛


    Erscheinungsdatum :

    2018-10-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / B61H Bremsen oder andere Verzögerungseinrichtungen ausgebildet für Schienenfahrzeuge , BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES



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