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    • 2. 发明授权
    • Vibration piezoelectric acceleration sensor
    • 振动压电加速度传感器
    • US07587941B2
    • 2009-09-15
    • US10585618
    • 2005-02-14
    • Jiro TeradaMasaya NakataniTakami Ishida
    • Jiro TeradaMasaya NakataniTakami Ishida
    • G01P15/10
    • G01P15/09G01P15/097G01P15/18G01P2015/084
    • A vibration piezoelectric acceleration sensor including a pair of beam shaped members linearly and oppositely disposed on a frame, a support body supporting the beam shaped member, and a holding part holding the support body moveably in a linear direction, and another pair of beam shaped members disposed linearly and oppositely crossing the pair of beam shaped members detecting acceleration in two axes, i.e. X and Y directions. The beam shaped members are extended and retracted by the acceleration transmitted to the support body through the holding part, changing a natural oscillation frequency. Accordingly, a high change ratio of resonance frequency can be provided with the detection of the acceleration, and the acceleration in the direction of two axes can be detected without being affected by a change in temperature.
    • 一种振动压电加速度传感器,包括一对直线相对地设置在框架上的梁状构件,支撑梁状构件的支撑体和沿直线方向可动地保持支撑体的保持部,以及另一对梁状构件 线性地和相对地交叉的一对梁形构件,检测两个轴的加速度,即X和Y方向。 梁状构件通过保持部分传递到支撑体的加速度而延伸和缩回,从而改变固有的振荡频率。 因此,可以通过加速度的检测来提供高谐振频率的变化率,并且可以检测两轴方向的加速度,而不受温度变化的影响。
    • 4. 发明申请
    • Vibration Piezoelectric Acceleration Sensor
    • 振动压电加速度传感器
    • US20080223132A1
    • 2008-09-18
    • US10585618
    • 2005-02-14
    • Jiro TeradaMasaya NakataniTakami Ishida
    • Jiro TeradaMasaya NakataniTakami Ishida
    • G01P15/09
    • G01P15/09G01P15/097G01P15/18G01P2015/084
    • A vibration piezoelectric acceleration sensor including a pair of diaphragms linearly and oppositely disposed on a frame, a support body supporting the diaphragm, and a holding part holding the support body slidably in a linear direction, and another pair of diaphragms disposed linearly and oppositely crossing the pair of diaphragms detecting acceleration in two axes, i.e. X and Y directions. The diaphragms are extended and retracted by the acceleration transmitted to the support body through the holding part, changing a natural oscillation frequency. Accordingly, a high change ratio of resonance frequency can be provided with the detection of the acceleration, and the acceleration in two axes directions can be detected without being affected by a change in temperature.
    • 一种振动压电加速度传感器,包括线性地并相对地设置在框架上的一对隔膜,支撑隔膜的支撑体以及沿直线方向可滑动地保持支撑体的保持部以及与线状地相反地交叉的另一对隔膜 一对隔膜检测两轴的加速度,即X和Y方向。 通过保持部分传递到支撑体的加速度使膜片伸长和缩回,改变固有的振荡频率。 因此,可以通过检测加速度来提供高谐振频率的变化率,并且可以在不受温度变化的影响的情况下检测两个轴向的加速度。