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    • 121. 发明授权
    • Arrangement for controlling the pressure in brake actuating cylinders of
a vehicle
    • 用于控制车辆制动致动缸中的压力的​​装置
    • US4415210A
    • 1983-11-15
    • US315819
    • 1981-10-28
    • Juan BelartJochen BurgdorfDieter KircherLutz WeiseHans-Wilhelm Bleckmann
    • Juan BelartJochen BurgdorfDieter KircherLutz WeiseHans-Wilhelm Bleckmann
    • B60T8/44B60T13/14B60T8/02
    • B60T8/446B60T13/146
    • An arrangement for controlling the pressure in brake actuating cylinders incorporated in a hydraulic vehicle braking system which is supplied with auxiliary energy includes a master cylinder device having at least one master piston accommodated in a bore communicating with a replenishment chamber. A brake pedal actuated control valve device is arranged between the master cylinder device and the brake pedal and controls the supply of auxiliary energy from an auxiliary energy supply source through a hydraulic conduit to the replenishment chamber. Electromagnetically actuatable control valves are included in the braking circuit and locking of the wheels by controlling the operation of the wheel brake actuating cylinders. Furthermore, there is provided a return conduit to a hydraulic reservoir which incorporates a normally open hydraulic shutoff valve which closes when the pressure of the auxiliary energy drops below a predetermined threshold value. An electromagnetically actuatable normally closed valve is interposed in the hydraulic conduit, being opened when there is a need for antiskid control action. Another valve connects the replenishment chamber with the reservoir when the brake pedal is in its rest position, while discontinuing such communication during the antiskid control action. Thus, pressure in the replenishment chamber is relieved during normal braking operation and rises up to that of the auxiliary pressure source during antiskid control operation. All of the valves which are hydraulically actuatable in dependence on the pressure of the auxiliary energy can be structurally incorporated in a valve unit.
    • 用于控制结合在提供有辅助能量的液压车辆制动系统中的制动致动缸中的压力的​​装置包括主缸装置,其具有容纳在与补充室连通的孔中的至少一个主活塞。 在主缸装置和制动踏板之间设置有制动踏板致动控制阀装置,并且控制从辅助能量供应源通过液压管道向补充室供应辅助能量。 电磁致动控制阀包括在制动电路中并通过控制车轮制动器致动缸的操作来锁定车轮。 此外,还提供了一个液压储存器的回流导管,其中包括常开液压截止阀,当辅助能量的压力下降到预定的阈值以下时,该关闭阀关闭。 电磁致动的常闭阀插入在液压管道中,当需要防滑控制动作时打开。 当制动踏板处于其静止位置时,另一个阀将补充室与储存器连接,同时在防滑控制动作期间停止这种通信。 因此,在正常制动操作期间,补充室中的压力被释放,并且在防滑控制操作期间上升到辅助压力源的压力。 根据辅助能量的压力可液压致动的所有阀可以结构地结合在阀单元中。
    • 122. 发明授权
    • Pressure control valve
    • 压力控制阀
    • US4386808A
    • 1983-06-07
    • US288633
    • 1981-07-30
    • Jochen BurgdorfHans-Dieter ReinartzHorst Quitmann
    • Jochen BurgdorfHans-Dieter ReinartzHorst Quitmann
    • B60T8/26B60T11/34
    • B60T11/34
    • A known pressure control valve for vehicular hydraulic brake systems comprises a valve inserted between an inlet and an outlet with a control piston acting as a valve closure member and slidable in opposition to a spring force. The control piston cooperates with a sealing device encompassing the control piston, the sealing device carrying a valve seat and acting as a check valve from the outlet to the inlet. In accordance with the present invention the control piston is supported in an annular member which is axially slidable in a tubular member and a compression spring to provide the spring force is disposed outside the tubular member with at least one surface against which the compression spring abuts being adjustable during assembly.
    • 用于车辆液压制动系统的已知压力控制阀包括插入在入口和出口之间的阀,控制活塞用作阀关闭构件并且可与弹簧力相反地滑动。 控制活塞与包括控制活塞的密封装置协作,密封装置承载阀座并且作为止回阀从出口到入口。 根据本发明,控制活塞被支撑在环形构件中,环形构件可在管状构件中轴向滑动,并且压缩弹簧以提供弹簧力设置在管状构件外部,具有至少一个与压缩弹簧邻接的表面 在组装期间可调。
    • 125. 发明授权
    • Pressure control valve for a vehicle hydraulic brake system
    • 用于车辆液压制动系统的压力控制阀
    • US4265490A
    • 1981-05-05
    • US61110
    • 1979-07-26
    • Jochen Burgdorf
    • Jochen Burgdorf
    • B60T8/26
    • B60T8/265
    • To prevent overbraking of the vehicle rear wheels, brake pressure control valves are employed comprising essentially a stepped piston and a valve. A control piston is provided which prevents closing of the valve in the event of failure of a brake circuit. The prior known arrangements are expensive to manufacture and require a large number of seals. The invention, therefore, provides a brake pressure control valve in which an annular piston is provided with a bore which is penetrated by the control piston. A first of the annular piston transverse surfaces is subjected to the pressure of the front wheel brake circuit while a second of the annular piston transverse surfaces is subjected to the regulated pressure of the rear wheel brake circuit. The control piston's end adjacent the valve bears against the annular piston in the direction of a control spring.
    • 为了防止车辆后轮的过度制动,使用制动压力控制阀,其基本上包括阶梯式活塞和阀。 提供控制活塞,其防止在制动回路故障的情况下关闭阀。 现有的已知装置制造成本高且需要大量的密封。 因此,本发明提供一种制动压力控制阀,其中环形活塞设置有由控制活塞穿透的孔。 环形活塞横向表面中的第一个受到前轮制动回路的压力,而第二个环形活塞横向表面受到后轮制动回路的调节压力的影响。 靠近阀门的控制活塞的端部沿着控制弹簧的方向抵靠环形活塞。