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    • 2. 发明授权
    • Method and apparatus for determining the moisture content of different
kinds of materials
    • 确定不同种类材料含水量的方法和装置
    • US4019132A
    • 1977-04-19
    • US579950
    • 1975-05-22
    • Ernst Loch
    • Ernst Loch
    • G01N27/04G01R27/02
    • G01N27/048
    • A method and apparatus for determining the moisture content of different kinds of materials wherein electrodes having a voltage supplied thereto are applied to the material to be tested for providing a measuring current corresponding to the moisture content of the material. The measuring current is applied to an amplifier having a low-valued input resistance and the moisture content is determined by adjusting a scale graduated in moisture values in accordance with the output of the amplifier. A balancing device is provided for balancing the output of the amplifier and the scale is connected to the balancing device to indicate a balance position as the moisture content value. The amplifier is also provided with a device for converting the measuring current to a voltage corresponding to the logarithm of change in current and a device for providing temperature compensation.
    • 一种用于确定不同种类材料的水分含量的方法和装置,其中具有供应电压的电极被施加到待测试的材料上,以提供与材料的水分含量相对应的测量电流。 测量电流被施加到具有低值输入电阻的放大器,并且通过根据放大器的输出调节按湿度值分级的刻度来确定水分含量。 提供平衡装置用于平衡放大器的输出,并且刻度尺连接到平衡装置以指示作为水分含量值的平衡位置。 放大器还具有用于将测量电流转换成对应于电流变化对数的电压的装置和用于提供温度补偿的装置。
    • 3. 发明授权
    • Apparatus for monitoring for thread breakage a continuous sequence of
work positions on a textile machine
    • 用于监测螺纹断裂的装置,用于纺织机器上的连续的工作位置序列
    • US4122657A
    • 1978-10-31
    • US839449
    • 1977-10-05
    • Ernst Felix
    • Ernst Felix
    • B65H63/02D01H13/14D01H13/16
    • D01H13/145
    • In monitoring a continuous sequence of work positions on a textile machine for thread breakage, a magnetic probe is driven along a path adjacent the ring traveler at each work position so as to generate a signal upon detection of the traveler as it rotates with the thread and provide no signal when the traveler ceases to rotate due to thread breakage. To simplify the electrical connection to the probe, the drive arrangement for the probe includes at least one conductive metallic drive band connected to the probe and to a driving source for moving the probe along the path past the work positions. A detector is then coupled to the drive band to detect the electrical signals carried thereby from the probe.
    • 在监测纺织机械上的连续工作位置的断线时,在每个工作位置沿着与环形行进器相邻的路径驱动磁性探针,以便在与所述螺纹一起旋转时检测到所述行走器时产生信号,并且 当旅行者由于断线而停止旋转时,不提供任何信号。 为了简化与探针的电连接,用于探针的驱动装置包括连接到探针的至少一个导电金属驱动带和用于使探针沿着路径移动通过工作位置的驱动源。 然后将检测器耦合到驱动带以检测从探针携带的电信号。