Disclosed is a hydraulic brake system comprising a master cylinder forming a braking hydraulic pressure according to an operation of a brake pedal, wheel brakes provided at a front wheel and a rear wheel, respectively, to provide a braking force by receiving the braking hydraulic pressure of the master cylinder, solenoid valves provided at an inlet side and an outlet side of each of the wheel brakes to control a flow of the braking hydraulic pressure, a low pressure accumulator temporarily storing oil discharged from the wheel brake during a pressure reducing braking in which the solenoid valve operates, a pump configured to compress oil stored in the low pressure accumulator such that the oil is discharged toward the wheel brake or the master cylinder according to a demand, and an orifice provided at an outlet side of the pump, wherein the orifice includes an outer case and an inner case provided to form a space between the outer case and the inner case while assembled to the outer case, a first oil passage passing through the inner case, and a second oil passage provided in the space between the outer case and the inner case, and the first oil passage and the second oil passage have lengths different from each other.


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    Title :

    Hydraulic brake system


    Contributors:
    DOH YOON-HO (author)

    Publication date :

    2017-03-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



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