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    • 73. 发明授权
    • Automatic brake control apparatus and a brake pressure control valve
    • 自动制动控制装置和制动压力控制阀
    • US5411323A
    • 1995-05-02
    • US285433
    • 1994-08-04
    • Norio TakahashiMitsuhiro Tsujita
    • Norio TakahashiMitsuhiro Tsujita
    • B60T7/12B60T8/32B60T8/36B60T13/68B60T13/18B60T17/20
    • B60T8/326B60T13/686B60T7/12B60T8/3235B60T8/325B60T8/3675Y10S303/04
    • An automatic brake control apparatus includes a pressure intensifying solenoid valve in a hydraulic brake line connecting a source of hydraulic pressure with a brake, as well as a pressure reducing solenoid valve in a relief line branched from the brake line and connected to a low pressure reservoir. A pressure sensor is positioned to sense a hydraulic pressure in the brake line at a position downstream of a point where the relief line branches from the brake line. A controller receives a signal from the pressure sensor and determines desired brake pressure for producing a desired speed reduction rate. The controller outputs control signals to the pressure intensifying solenoid valve and the pressure reducing solenoid valve such that the detected brake pressure corresponds to the desired brake pressure. The apparatus may be incorporated into a brake pressure control valve having first and second stages.
    • 一种自动制动控制装置,包括将液压源与制动器连接的液压制动管路中的增压电磁阀以及从制动线分支并与低压储存器连接的减压电磁阀 。 压力传感器被定位成感测制动管线中的浮力线从制动线分支的点下游的位置处的液压。 控制器接收来自压力传感器的信号并且确定期望的制动压力以产生期望的减速率。 控制器将控制信号输出到增压电磁阀和减压电磁阀,使得检测到的制动压力对应于期望的制动压力。 该装置可以并入具有第一和第二级的制动压力控制阀中。
    • 78. 发明授权
    • Four-wire electrostatic actuator and stator
    • 四线静电执行器和定子
    • US09231495B2
    • 2016-01-05
    • US13639000
    • 2011-04-28
    • Norio Takahashi
    • Norio Takahashi
    • H02N1/00
    • H02N1/004
    • A four-wire electrostatic actuator including: a stator having a substrate with two surfaces and at least four main-movement linear electrodes separately provided on one surface of the substrate and arranged in parallel at regular intervals; and a movable element disposed on the stator. The first and third main-movement linear electrodes of the four main-movement linear electrodes are supplied with rectangular wave signals or sine wave signals with reversed phases. The second and fourth main-movement linear electrodes are supplied with rectangular wave signals or sine wave signals with reversed phases. The two signals inputted to the adjacent two electrodes are shifted from each other by a quarter of a period with identical strength. The stator further includes a plurality of one-side auxiliary-movement linear electrodes on one side of the four main-movement linear electrodes, the auxiliary-movement linear electrodes being extended perpendicularly to the four main-movement linear electrodes.
    • 一种四线静电致动器,包括:具有两个表面的基板的定子和分别设置在所述基板的一个表面上且以规则间隔平行排列的至少四个主运动线性电极; 以及设置在定子上的可动元件。 四个主运动线性电极的第一和第三主运动线性电极被提供有反相的矩形波信号或正弦波信号。 第二和第四主运动线性电极被提供有反相的矩形波信号或正弦波信号。 输入到相邻的两个电极的两个信号彼此相差四分之一的强度相同。 定子还包括在四个主运动线性电极的一侧上的多个一侧辅助运动线性电极,辅助运动线性电极垂直于四个主运动线性电极延伸。
    • 79. 发明授权
    • Permanent magnet electric motor inducing short circuit current in short circuit coil
    • 永磁电动机在短路线圈中引发短路电流
    • US08674575B2
    • 2014-03-18
    • US13000227
    • 2009-06-19
    • Kazuto SakaiYutaka HashibaYosuke OtsuboYusuke MatsuokaNorio TakahashiTadashi Tokumasu
    • Kazuto SakaiYutaka HashibaYosuke OtsuboYusuke MatsuokaNorio TakahashiTadashi Tokumasu
    • H02K21/46H02K1/26H02K1/27
    • H02K1/2766H02K21/028H02K21/04
    • An increase of the magnetization current can be restrained during demagnetization and magnetization, and a variable speed operation can be achieved at a high power output over a wide range of from a low speed to a high speed. A rotor 1 is configured by a rotor core 2, permanent magnets 3 having a small value as the product of the coercivity and the thickness in the magnetization direction thereof, and permanent magnets 4 having a large value as the product. When reducing a flux linkage of the permanent magnets 3, a magnetic field directed to the reverse direction of the magnetization direction of the permanent magnets 3 due to a current of an armature coil is caused to act on them. When increasing a flux linkage of the permanent magnets 3, a magnetic field directed to the same direction as the magnetization direction of the permanent magnets 3 due to a current of an armature coil is caused to act on them. A short circuit coil 8 is located in a magnetic path part of each permanent magnet 4 other than the permanent magnets 3. A magnetic field due to a magnetization current induces an induced current to generate a magnetic field on the periphery of the short circuit coil 8. The generated magnetic field and the magnetization current generate a magnetic field to magnetize the permanent magnets 3.
    • 在退磁和磁化期间可以抑制磁化电流的增加,并且可以在从低速到高速的宽范围内的高功率输出下实现可变速度操作。 转子1由转子铁心2构成,永久磁铁3的矫顽力与其磁化方向的厚度的乘积小,永久磁铁4的值大的值为乘积。 当减少永久磁铁3的磁链时,导致由于电枢线圈的电流而导致永久磁铁3的磁化方向的相反方向的磁场作用于它们。 当增加永磁体3的磁通量时,引起由于电枢线圈的电流而导致与永磁体3的磁化方向相同方向的磁场的作用。 短路线圈8位于永磁体3以外的永久磁铁4的磁路部分。由于磁化电流而产生的磁场引起感应电流,从而在短路线圈8的周围产生磁场 所产生的磁场和磁化电流产生磁场以磁化永磁体3。