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    • 2. 发明授权
    • Gas separating member and method for manufacture thereof
    • 气体分离部件及其制造方法
    • US4594079A
    • 1986-06-10
    • US682145
    • 1984-12-17
    • Minoru YamamotoJiro Sakata
    • Minoru YamamotoJiro Sakata
    • B01D53/22B01D69/00B01D69/12B01D71/70
    • B01D69/00B01D69/127Y10T428/249978
    • A gas separation member comprises a porous substrate, e.g., a membrane or a wall, and a polymer film deposited by plasma polymerization on the surface of the substrate and composed of at least two layers, i.e., a first layer contiguous with the substrate and a second layer superimposed on the first layer. The polymer film of the first layer possesses a uniform chemical composition or chemical structure in the direction of film thickness, while the polymer film of the second layer has a chemical composition or chemical structure which changes continuously or stepwise in the direction of film thickness. The gas separation member combines high gas separation factor and a high gas permeation rate, permitting separation of a specific gas in a concentrated form from a mixed gas. It also excels in weatherability.
    • 气体分离构件包括多孔基底,例如膜或壁,以及通过等离子体聚合沉积在基底表面上并由至少两个层构成的聚合物膜,即至少两层,即与基底邻接的第一层和 第二层叠加在第一层上。 第一层的聚合物膜在膜厚方向上具有均匀的化学组成或化学结构,而第二层的聚合物膜具有在膜厚度方向上连续或逐步变化的化学组成或化学结构。 气体分离部件结合高气体分离因子和高气体渗透速率,允许浓缩形式的特定气体与混合气体分离。 它还具有耐候性。
    • 8. 发明授权
    • Pressure sensor
    • 压力传感器
    • US06843132B2
    • 2005-01-18
    • US10845196
    • 2004-05-14
    • Kentaro MizunoKouji TsukadaYoshiteru OmuraShoji HashimotoJiro Sakata
    • Kentaro MizunoKouji TsukadaYoshiteru OmuraShoji HashimotoJiro Sakata
    • G01L19/04G01L7/08G01L23/08
    • G01L23/10G01L23/18
    • A pressure sensor is realized wherein output error of sensor element can be reduced even in the case where the pressure sensor is utilized in high temperature conditions. A pressure sensor is provided with a housing 20, a diaphragm 24 that partitions the interior and the exterior of the housing 20, a sensor element 54 provided within the housing 20, output value of the sensor element 54 varying in accordance with force exerted thereupon, and a force transmitting rod 52 provided within the housing, the force transmitting rod 52 moving downwardly when a pressure is exerted upon the diaphragm 24, the force transmitting rod 52 thereby exerting force upon the sensor element 54. The diaphragm 24 has a central region 26 contacting with the force transmitting rod 52, and a surrounding region 27 surrounding the periphery of the central region 26 and connecting the central region 26 with the housing 20. The surrounding region 27, viewed cross-sectionally along the radius, is V-shaped or U-shaped, and cancels thermal expansion.
    • 实现了压力传感器,即使在高温条件下使用压力传感器的情况下也能够降低传感器元件的输出误差。 压力传感器设置有壳体20,隔离壳体20的内部和外部的隔膜24,设置在壳体20内的传感器元件54,传感器元件54的输出值根据施加在其上的力而变化, 以及设置在壳体内的力传递杆52,当施加压力施加到隔膜24上时,力传递杆52向下移动,力传递杆52从而对传感器元件54施加力。隔膜24具有中心区域26 与力传递杆52接触,以及围绕中心区域26的周边并将中心区域26与壳体20连接的周围区域27.沿着半径横截面地观察的周边区域27为V形或 U型,取消热膨胀。