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    • 5. 发明授权
    • Proportioning control valve for use with antilock device
    • 比例控制阀用于防锁装置
    • US4861114A
    • 1989-08-29
    • US249933
    • 1988-09-27
    • Koji Takata
    • Koji Takata
    • B60T8/26B60T11/34
    • B60T11/34B60T8/26
    • A proportioning control valve for an antilock control device having a cylinder and first and second pistons mounted therein. The first piston has braking output pressure and first input pressure receiving portions. The second piston slidably mounted on a small-diameter portion of the first piston has a second input pressure receiving portion. A spring is interposed between the two pistons to bias them away from each other. A stopper is provided between the two pistons to limit the movement of the second piston toward the first piston. The cylinder is formed with a control input pressure port communicating with the input pressure receiving portion and an output pressure port communicating with the output pressure receiving portion, and a brake pressure input port. With this arrangement, the output pressure which acts on the output pressure receiving portion of the first piston will counteract the input pressure while the input pressure is below the cutting point and will counteract the sum of the input pressure which acts on the first input pressure receiving portion and the bias of the spring after the input pressure has reached the cutting point. Thus the ratio between the input and output pressures is adjustable by varying the total area of the input pressure receiving portions before reaching the cutting point, and by varying the area of the first input pressure receiving portion and bias of the spring after the cutting point has been reached.
    • 6. 发明授权
    • Smooth stop control system
    • 平滑停止控制系统
    • US4760529A
    • 1988-07-26
    • US62419
    • 1987-06-16
    • Koji TakataMasato Yoshino
    • Koji TakataMasato Yoshino
    • G05D13/62B60T8/1761B60T8/28
    • B60T8/17616B60T2230/04
    • A smooth stop control system for effecting the smooth stop of an object effected by a brake arrangement includes a detector for detecting an actual speed of the object, a calculator for calculating an actual deceleration of the object and also for calculating a degree of deceleration which changes continuously until the complete stop of said object. It further includes a control which compares the actual deceleration with the calculated deceleration, and controls the brake arrangement in accordance with the result of the comparison so as to render the actual deceleration substantially equal to the calculated deceleration.
    • 用于实现由制动装置实现的物体的平稳停止的平稳停止控制系统包括用于检测物体的实际速度的检测器,用于计算物体的实际减速度的计算器,还用于计算改变的减速度 持续地直到所述物体的完全停止。 还包括将实际减速度与计算出的减速度进行比较的控制,并且根据比较结果来控制制动装置,以使实际减速度基本上等于计算出的减速度。
    • 7. 发明授权
    • Automobile braking force control apparatus
    • 汽车制动力控制装置
    • US4693521A
    • 1987-09-15
    • US801139
    • 1985-11-22
    • Koji TakataYukinori Nishiyama
    • Koji TakataYukinori Nishiyama
    • B60T8/40B60T8/1761B60T8/32B60T8/36B60T8/42B60T8/44B60T13/16B60T8/00
    • B60T8/3265B60T13/167B60T8/3655B60T8/4233B60T8/441B60T8/447
    • An automobile braking force control apparatus controls braking forces on some or all of the wheels individually or in groups. The operating force from a brake pedal (2) is converted into a hydraulic pressure by a master cylinder (3). This converted hydraulic pressure acts on the pistons of actuators (7a, 7b, 7c, 7d) disposed in operating channels (6a, 6b, 6c, 6d) leading to some or all of the wheels taken individually or in groups. The braking force on the wheels vary with the movements of the pistons. Auxiliary power circuits (8a, 8b, 8c, 8d, 9a, 9b, 9c, 9d) are provided for enabling hydraulic pressure from an auxiliary power source (12) to act on the pistons of the actuators (7a, 7b, 7c, 7d). Control valves (10a, 10b, 10c, 10d) controled by an electronic control device (13) are disposed in auxiliary power circuits. In addition to the hydraulic pressure from the master cylinder (3), the pistons of the actuators (7a, 7b, 7c, 7d) are acted on by the auxiliary hydraulic pressures from the auxiliary power source (12) in both positive and negative directions, after these pressures have been controlled to suitable magnitudes by the control valves (10a, 10b, 10c, 10d).
    • 汽车制动力控制装置单独或分组地控制部分或全部轮子上的制动力。 来自制动踏板(2)的操作力由主缸(3)转换成液压。 这种转换的液压作用在设置在通向单独或分组取向的一些或全部轮的操作通道(6a,6b,6c,6d)中的致动器(7a,7b,7c,7d)的活塞上。 车轮上的制动力随着活塞的运动而变化。 辅助动力回路(8a,8b,8c,8d,9a,9b,9c,9d)设置成能够使来自辅助动力源(12)的液压作用于致动器(7a,7b,7c,7d)的活塞 )。 由电子控制装置(13)控制的控制阀(10a,10b,10c,10d)设置在辅助电源电路中。 除了来自主缸(3)的液压外,致动器(7a,7b,7c,7d)的活塞在来自辅助动力源(12)的辅助液压两个方向 在这些压力通过控制阀(10a,10b,10c,10d)控制到合适的大小之后。
    • 9. 发明授权
    • Brake fluid pressure controller
    • 制动液压力控制器
    • US5538333A
    • 1996-07-23
    • US389235
    • 1995-02-15
    • Koji TakataTeruhisa Kohno
    • Koji TakataTeruhisa Kohno
    • B60T8/38B60T8/42B60T8/48B60T8/50
    • B60T8/4275B60T8/38B60T8/4872B60T8/5037Y10S303/01
    • An arrangement for preventing the master cylinder of a brake system from getting damaged even if the brake fluid in the master cylinder reservoir is suctioned into the brake circuit during traction control. A wheel brake pressure control valve is provided in the main line. The system also includes a discharged fluid reservoir for storing fluid discharged from the control valve, a pump for returning the fluid in the discharged fluid reservoir into the fluid return point of the main line, a traction control changeover valve for checking any fluid flow from the fluid return point toward the master cylinder, and an intermediate reservoir provided in the supply line branching from the main line and adapted to communicate with the main line during normal braking. The system further includes a relief valve provided in a connecting line branching from the main line to check any fluid flow from the supply line toward the intermediate reservoir during traction control. Another changeover valve is provided to open and close communication between the intermediate reservoir and the discharged fluid reservoir.
    • 即使在牵引力控制期间主缸液压缸中的制动液被吸入制动回路中,也能够防止制动系统的主缸的损坏。 在主线路上设置有车轮制动器压力控制阀。 该系统还包括用于存储从控制阀排出的流体的排放流体储存器,用于将排出的流体储存器中的流体返回到主管路的流体返回点的泵,用于检查来自流体的流体流动的牵引控制切换阀 流体返回点朝向主缸,以及设置在供应管线中的中间容器,其从主管线分支并适于在正常制动期间与主管线连通。 该系统还包括设置在从主管路分支的连接线中的安全阀,以在牵引力控制期间检查从供给管路向中间储存器的任何流体流动。 提供另一转换阀以打开和关闭中间储存器与排出的流体储存器之间的连通。
    • 10. 发明授权
    • Flow control valve and control method therefor
    • 流量控制阀及其控制方法
    • US5524659A
    • 1996-06-11
    • US430856
    • 1995-04-28
    • Koji TakataKoichi Hashida
    • Koji TakataKoichi Hashida
    • B60T8/36B60T8/42B60T8/44B60T15/02G05D7/06G05D16/10
    • B60T8/3265B60T15/028B60T8/3665B60T8/367B60T8/4225B60T8/441G05D7/0635Y10T137/0357Y10T137/7759Y10T137/7792
    • The present invention provides a flow control valve which makes it possible to prevent the leakage of hydraulic fluid when the valve is closed while continuously controlling the flow rate. An axially slidable piston (12) housed in a housing (11) provided with a first port (13) and second port (16) is urged by an electromagnet (20). A first closing valve (14) for connecting and isolating the first port (13) and first fluid chamber (A), with a valve seat portion (14C) opened opposite one end portion of the piston (12) in the first fluid chamber (A) and a valve body (14B) which is seated in and separated from the valve seat portion in accordance with the axial displacement of the piston (12), is provided between the first port (13) and the first fluid chamber (A). An orifice (15) is provided in the conduit connecting the first fluid chamber (A) and the second fluid chamber (B).
    • 本发明提供一种流量控制阀,其能够在连续控制流量的同时关闭阀门时防止液压流体的泄漏。 容纳在设置有第一端口(13)和第二端口(16)的壳体(11)中的可轴向滑动的活塞(12)被电磁体(20)推动。 用于连接和隔离第一端口(13)和第一流体室(A)的第一闭合阀(14),其具有与第一流体室中的活塞(12)的一个端部相对开的阀座部分(14C) A)和设置在第一端口(13)和第一流体室(A)之间的根据活塞(12)的轴向位移而安置在阀座部分中并与阀座部分分离的阀体(14B) 。 在连接第一流体室(A)和第二流体室(B)的管道中设置有孔口(15)。