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    • 2. 发明授权
    • Automobile antiskid hydraulic braking system
    • 汽车防滑液压制动系统
    • US4738493A
    • 1988-04-19
    • US864490
    • 1986-05-19
    • Mitsuo InagakiHideaki SasayaKenji TakedaKazuma Matsui
    • Mitsuo InagakiHideaki SasayaKenji TakedaKazuma Matsui
    • B60T8/48B60T8/1761B60T8/40B60T8/42B60T8/02
    • B60T8/4031B60T8/404B60T8/4275
    • Antiskid hydraulic braking system comprising a first shutoff valve operable to shutoff hydraulic pressure from a master cylinder to wheel cylinder as the brakes tend to lock the wheels of a vehicle. Wheel cylinders are connected to a reservoir through a second shutoff valve which relieves hydraulic pressure at the wheel cylinders until the tendency toward wheel lock disappears. The system further comprises an intermittently operable high speed hydraulic pump, such as a piezoelectric pump, which serves to pump the brake fluid in the reservoir to the wheel cylinders to restore hydraulic pressure in the wheel cylinders. The piezoelectric pump comprises a pump plunger having a small diameter head defining a pumping chamber and a large diameter base defining a delivery or pressure chamber. The brake fluid under pressure in the delivery chamber acts upon the plunger base to hydraulically preload the piezoelectric elements.
    • 防滑液压制动系统包括第一截止阀,其可操作以在制动器倾向于锁定车辆的车轮时将从主缸到液压缸的液压切断。 轮缸通过第二截止阀连接到储存器,该第二截止阀减轻轮缸处的液压压力,直到车轮锁定的趋势消失。 该系统还包括间歇操作的高速液压泵,例如压电泵,其用于将储存器中的制动流体泵送到轮缸,以恢复轮缸中的液压。 压电泵包括具有限定泵送室的小直径头部和限定输送或压力室的大直径基座的泵柱塞。 在输送室内的压力下的制动液作用在柱塞基座上以液压预压电压元件。
    • 6. 发明授权
    • Airflow rate measuring apparatus of Karman vortex type
    • 卡曼涡型气流量测量仪
    • US4696193A
    • 1987-09-29
    • US804848
    • 1985-12-05
    • Sinzi NanbaKazuma MatsuiToru MizunoTukasa Goto
    • Sinzi NanbaKazuma MatsuiToru MizunoTukasa Goto
    • G01F1/32
    • G01F1/3209G01F1/3245
    • A columnar vortex generator is set in a duct communicating with an intake pipe of an engine, to extend across the airflow in the duct. A vortex sensor is arranged in a downstream surface of the vortex generator. The sensor generates a signal corresponding to the frequency of Karman vortexes generated at the downstream side of the vortex generator. A turbulence generator for generating a turbulent flow in that part of intake air flowing against the vortex generator is set at the upstream side of the vortex generator. The vortex generator consists of stationary and movable units. The movable unit is moved in accordance with elongation/contraction of a bellows so as to vary the typical dimension D of the surface of the vortex generator against which air flows.
    • 柱形涡流发生器设置在与发动机的进气管连通的管道中,以延伸穿过管道中的气流。 涡流传感器设置在涡流发生器的下游表面。 传感器产生对应于在涡流发生器的下游侧产生的卡门涡流的频率的信号。 在涡流发生器的上游侧设置有用于产生湍流的湍流发生器,该湍流在该涡流发生器流动的那部分进气中产生。 涡流发生器由固定和可动单元组成。 可移动单元根据波纹管的伸长/收缩而移动,以便改变涡流发生器的与空气流动的表面的典型尺寸D.