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    • 4. 发明授权
    • Liquid seal sensor
    • 液体密封传感器
    • US08234921B2
    • 2012-08-07
    • US12313467
    • 2008-11-20
    • Masataka Shinogi
    • Masataka Shinogi
    • G01P15/00
    • G01P15/006G01P15/135G01P15/18H01H35/14H01H35/141
    • To provide a small-sized liquid seal sensor that can enhance degrees of freedom in detection directions. A liquid seal sensor having a liquid seal part that seals a liquid therein, and a detecting part that detects changes in the liquid sealed in the liquid seal part has a configuration in which the detecting part detects changes in the liquid sealed in the liquid seal part, and thus when an acceleration is applied, the detecting part detects changes in the liquid sealed in the liquid seal part, whereby the sensitivity to accelerations can be enhanced in any directions.
    • 提供可提高检测方向自由度的小型液体密封传感器。 一种具有密封液体的液体密封部分的液体密封传感器,以及检测液体密封部分中密封的液体变化的检测部分,其中检测部分检测液体密封部分中密封的液体的变化 因此当施加加速度时,检测部分检测液体密封部分中密封的液体的变化,从而可以在任何方向上增强对加速度的敏感度。
    • 5. 发明申请
    • INERTIAL SENSOR AND PRODUCING METHOD THEREOF
    • 惯性传感器及其生产方法
    • US20100281978A1
    • 2010-11-11
    • US11964550
    • 2007-12-26
    • Pin Chang
    • Pin Chang
    • G01P15/08G01R3/00H04R17/00
    • G01P15/0888G01P15/006G01P15/18Y10T29/42Y10T29/49007
    • The present invention provides an inertial sensor and a producing method thereof. The inertial sensor measures the acceleration and angular acceleration of a moving object according to the sensed pressure difference (pressure gradient). The inertial sensor comprises a substrate; a circuit disposed on the substrate; a pressure device comprising an annular chamber that has a first end and a second end; a channel having a first end and a second end, with the second end being connected to the second end of the annular chamber; a pressure meter connected respectively to the first end of the annular chamber and the first end of the channel, wherein the pressure meter is electrically connected to the circuit; and a liquid filling the annular chamber. Hence, the present invention provides a highly sensitive planar inertial sensor, which simplifies the structure, makes easy the manufacturing process, and lowers the costs. The inertial sensor based on this invention can measure the acceleration and angular acceleration of a moving or rotating object, further allowing multi-axis measurements as a result of mutual integrations.
    • 本发明提供一种惯性传感器及其制造方法。 惯性传感器根据感测到的压力差(压力梯度)来测量移动物体的加速度和角加速度。 惯性传感器包括基底; 设置在基板上的电路; 包括具有第一端和第二端的环形室的压力装置; 具有第一端和第二端的通道,其第二端连接到环形室的第二端; 压力计分别连接到环形室的第一端和通道的第一端,其中压力计电连接到回路; 以及填充环形室的液体。 因此,本发明提供了一种高灵敏度的平面惯性传感器,其简化了结构,使得制造过程变得容易,降低了成本。 基于本发明的惯性传感器可以测量移动或旋转物体的加速度和角加速度,进一步允许作为相互积分的结果的多轴测量。
    • 6. 发明申请
    • Liquid seal sensor
    • 液体密封传感器
    • US20090139329A1
    • 2009-06-04
    • US12313467
    • 2008-11-20
    • Masataka Shinogi
    • Masataka Shinogi
    • G01P15/00
    • G01P15/006G01P15/135G01P15/18H01H35/14H01H35/141
    • To provide a small-sized liquid seal sensor that can enhance degrees of freedom in detection directions. A liquid seal sensor having a liquid seal part that seals a liquid therein, and a detecting part that detects changes in the liquid sealed in the liquid seal part has a configuration in which the detecting part detects changes in the liquid sealed in the liquid seal part, and thus when an acceleration is applied, the detecting part detects changes in the liquid sealed in the liquid seal part, whereby the sensitivity to accelerations can be enhanced in any directions.
    • 提供可提高检测方向自由度的小型液体密封传感器。 一种具有密封液体的液体密封部分的液体密封传感器,以及检测液体密封部分中密封的液体变化的检测部分,其中检测部分检测液体密封部分中密封的液体的变化 因此当施加加速度时,检测部分检测液体密封部分中密封的液体的变化,从而可以在任何方向上增强对加速度的敏感度。
    • 7. 发明授权
    • Convective accelerometer
    • 对流加速度计
    • US07516660B2
    • 2009-04-14
    • US10851711
    • 2004-05-21
    • Vladimir A. KozlovVadim M. Agafonov
    • Vladimir A. KozlovVadim M. Agafonov
    • G01P15/00
    • G01P15/006
    • A convective accelerometer capable of measuring linear or angular acceleration, velocity, or angle of inclination is provided. The accelerometer comprises sensing elements that are sensitive to convection located inside a sealed housing containing a liquid agent. Applied external acceleration causes forced convection of the liquid agent, which produces variations in an electric current produced by the sensing elements that are proportional to the applied acceleration or angle of inclination. The accelerometer has a small size, extremely wide frequency and dynamic ranges, high sensitivity, simple design and is suitable for mass production. The device has a wide range of application, such as stabilization and control systems, homeland security, and oil exploration.
    • 提供了能够测量线性或角加速度,速度或倾斜角的对流加速度计。 加速度计包括对位于密封壳体内的含有液体试剂的对流敏感的感测元件。 应用的外部加速度导致液体试剂的强制对流,其产生由感应元件产生的与施加的加速度或倾斜角度成比例的电流的变化。 加速度计具有体积小,频率范围广,动态范围广,灵敏度高,设计简单,适合批量生产。 该装置具有广泛的应用,如稳定和控制系统,国土安全和石油勘探。
    • 8. 发明授权
    • Optical transducer
    • 光学传感器
    • US06246049B1
    • 2001-06-12
    • US09332203
    • 1999-06-12
    • Alvin R. Wirthlin
    • Alvin R. Wirthlin
    • G01D534
    • G01P15/0888G01C9/06G01C2009/066G01D5/26G01P15/006
    • An optical transducer includes a light source, a fluorescent-doped fiber optic spaced from the light source for receiving radiant energy from the light source, and a light blocking member interposed between the fiber optic and the light collector. A photosensor is positioned adjacent each end of the fiber optic. The light blocking member extends between the light source and at least a portion of the fiber optic for blocking at least a portion of the radiant energy from the fiber optic. The light blocking member is movable with respect to the fiber optic in response to an applied force on the light blocking member for varying the position of the radiant energy incident on the fiber optic to thereby vary the amount of radiant energy transmitted to the fiber optic ends. With this arrangement, the amount of radiant energy received by the fluorescent-doped fiber optic and detected by the photosensor is indicative of the applied force. The applied force may be in the form of acceleration, gravity, rotation, torque, torsion, bending, fluid flow, vibration, and the like.
    • 光学换能器包括光源,与光源间隔开的用于接收来自光源的辐射能的荧光掺杂光纤,以及插入在光纤和光收集器之间的遮光构件。 光传感器位于光纤的每个端部附近。 光阻挡构件在光源和光纤的至少一部分之间延伸,用于阻挡来自光纤的辐射能的至少一部分。 光阻挡构件可响应于光阻挡构件上施加的力而相对于光纤可移动,用于改变入射在光纤上的辐射能的位置,从而改变传输到光纤端的辐射能量的数量 。 利用这种布置,由荧光掺杂光纤接收并由光电传感器检测的辐射能量的量指示所施加的力。 施加的力可以是加速度,重力,旋转,扭矩,扭转,弯曲,流体流动,振动等的形式。
    • 9. 发明授权
    • Shock sensor
    • 震动传感器
    • US5970794A
    • 1999-10-26
    • US984683
    • 1997-12-03
    • Yuki Yoshida
    • Yuki Yoshida
    • G01L5/00G01P15/00G01P15/105G01P15/12G01P15/18G01R33/09
    • G01P15/006G01P15/105
    • A shock sensor detects shocks from all directions in a plane. A coil produces a magnetic field. A magnetic fluid is sealed in a closed container located in the magnetic field. A magnetoresistive effect element is also is located in the magnetic field and opposes the magnetic fluid. The magnetic fluid moves relative to the magnetoresistive effect element when the magnetic fluid receives a shock. When the magnetoresistive effect element is subjected to a change in magnetic field, the resistance of the magnetoresistive effect element changes. The magnetoresistive effect element may be formed of four elements in a bridge configuration and the output of the bridge is processed in an output circuit. The output circuit outputs a sensor output when the magnetic fluid moves relative to the magnetoresistive effect element.
    • 震动传感器检测飞机上各个方向的震动。 线圈产生磁场。 磁性流体密封在位于磁场中的密闭容器中。 磁阻效应元件也位于磁场中并与磁性流体相对。 当磁性流体受到冲击时,磁性流体相对于磁阻效应元件移动。 当磁阻效应元件经受磁场变化时,磁阻效应元件的电阻变化。 磁阻效应元件可以由桥式结构中的四个元件形成,并且在输出电路中处理桥的输出。 当磁性流体相对于磁阻效应元件移动时,输出电路输出传感器输出。