Humidity sensitive resistor
    1.
    发明授权
    Humidity sensitive resistor 失效
    湿敏电阻

    公开(公告)号:US4442422A

    公开(公告)日:1984-04-10

    申请号:US477408

    申请日:1983-03-21

    IPC分类号: G01N27/12 H01L7/00

    CPC分类号: G01N27/121

    摘要: A humidity sensitive resistor, comprising a pair of detecting electrodes (2) and (3) formed on an insulating substrate (1), and a humidity sensitive film (4) formed to coat on this detecting electrodes, the humidity sensitive film (4) being made of an integrated structure of a first layer macromolecular resin film (5) containing a polyvinyl alcohol polymer and an electrolyte and a second layer of hygroscopic macromolecular resin film (6) covering on the surface of the first layer, and humidity being detected with the aid of a change of the resistance value of this humidity sensitive film (4).

    摘要翻译: 一种湿敏电阻器,包括形成在绝缘基板(1)上的一对检测电极(2)和(3)以及形成在该检测电极上的湿敏膜(4),湿敏膜(4) 由包含聚乙烯醇聚合物和电解质的第一层高分子树脂膜(5)和覆盖在第一层的表面上的第二吸湿性高分子树脂膜(6)的一体结构制成,并且湿度被 有助于该湿度敏感膜(4)的电阻值的变化。

    Dry/dew/frost sensor
    2.
    发明授权
    Dry/dew/frost sensor 失效
    干/露/霜传感器

    公开(公告)号:US4522060A

    公开(公告)日:1985-06-11

    申请号:US477410

    申请日:1983-03-21

    摘要: A dry/dew/frost sensor comprising a plurality of sensor units, each sensor unit comprising a ceramic substrate (1, 2) whose permittivity is lower than ice and a pair of electrodes (3, 4; 5, 6) being arranged on the ceramic substrate in contact therewith, wherein adjacent sensor units are arranged so as to face each other at a predetermined distance so that the pair of electrodes (3, 4; 5, 6) may be opposed to each other, and the impedance between the pair of electrodes on each of the sensor unit varying with changes in three states, dry, bedewed, and frosted states.

    摘要翻译: 一种干/露/霜传感器,包括多个传感器单元,每个传感器单元包括介电常数低于冰的陶瓷基片(1,2)和一对电极(3,4; 5,6) 陶瓷基板与其接触,其中相邻的传感器单元布置成以预定距离彼此面对,使得该对电极(3,4,5,6)可以彼此相对,并且该对之间的阻抗 每个传感器单元上​​的电极随着三种状态的变化而变化,干燥,蜕变和磨砂状态。