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    • 5. 发明申请
    • BLOOD PRESSURE MEASUREMENT DEVICE
    • 血压测量装置
    • US20090062664A1
    • 2009-03-05
    • US11848025
    • 2007-08-30
    • Chin-Hsiung ChangFu-Chung Yen
    • Chin-Hsiung ChangFu-Chung Yen
    • A61B5/021
    • A61B5/02233A61B5/022
    • A blood pressure measurement device. The device comprises a measurement component for measuring blood pressure and a display component for displaying the blood pressure data measured. The display component is adapted to display simultaneously at least two sets of blood pressure measurement data measured at different date or time. Alternatively, the device further comprises a measurement state control component for recording and storing at least one measurement state related to the measurement of the blood pressure, and means for providing the at least one measurement state. Alternatively, the device further comprises an interfacing component that comprises a bi-direction multifunctional port, for exchanging blood pressure data measured between the blood pressure measurement device and at least one external device.
    • 血压测量装置 该装置包括用于测量血压的测量部件和用于显示测量的血压数据的显示部件。 显示部件适于同时显示在不同日期或时间测量的至少两组血压测量数据。 或者,该装置还包括用于记录和存储与血压测量相关的至少一个测量状态的测量状态控制部件和用于提供至少一个测量状态的装置。 或者,该装置还包括接口部件,其包括双向多功能端口,用于交换在血压测量装置和至少一个外部装置之间测量的血压数据。
    • 6. 发明授权
    • Belt-disc sander having speed adjuster
    • 带式砂光机具有调速器
    • US06949006B1
    • 2005-09-27
    • US10915540
    • 2004-08-11
    • Yu-Kai ChenTsai-Fu WuYung-Chun WuWen-Yang WangChin-Hsiung Chang
    • Yu-Kai ChenTsai-Fu WuYung-Chun WuWen-Yang WangChin-Hsiung Chang
    • B24B1/00B24B21/04B24B21/20
    • B24B21/20B24B21/04
    • A speed adjuster is provided in a belt-disc sander for controlling the rotating speed of a motor of the belt-disc sander. A speed adjust knob is disposed outside the belt-disc sander. The speed adjuster has a control circuit, a current sensor, a drive circuit, and a converter. The current sensor detects the motor current and feeds back to the control circuit, which controls the frequency variation of a SPWM signal of the drive circuit in response to the input of the speed adjust knob. The converter transforms the square wave voltage into an AC voltage for driving the motor. The desired rotating speed can be adjusted through the speed adjust knob. The control circuit will compare the present rotating speed of the motor with the set rotating speed to determine whether the present rotating speed conforms to the set one for correcting the rotating speed of the motor.
    • 在带盘式砂光机中设置有速度调节器,用于控制带盘砂光机的电动机的转速。 一个速度调节旋钮设置在皮带盘式砂磨机外面。 速度调节器具有控制电路,电流传感器,驱动电路和转换器。 电流传感器检测电机电流并反馈给控制电路,控制电路响应于速度调节旋钮的输入来控制驱动电路的SPWM信号的频率变化。 转换器将方波电压转换为用于驱动电机的交流电压。 可以通过速度调节旋钮调节所需的转速。 控制电路将电动机的当前转速与设定的转速进行比较,以确定当前转速是否符合用于校正电动机转速的设定转速。