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    • 5. 发明公开
    • CONSTANT PRESSURE REGULATOR
    • KONSTANTDRUCKREGLER
    • EP1408389A4
    • 2005-06-29
    • EP02746106
    • 2002-07-16
    • ASAHI ORGANIC CHEM IND
    • YOSHINO KENROHANADA TOSHIHIRO
    • F16K7/12F16K31/126G05D16/06G05D16/16F16K7/17
    • G05D16/065F16K7/12F16K27/0236Y10T137/7808
    • A constant pressure regulator comprising a diaphragm held between a main body and a cover body and cooperating with the main body to form a gas chamber, a gas chamber forming ring disposed around the periphery of the gas chamber and held between the main body and the cover, the upper and lower surfaces of the gas chamber forming ring are formed with a first recess in which a seal ring for lining the annular projection of the diaphragm is fitted, and a second recess in which a seal ring for sealing the gas chamber is fitted, respectively. The diaphragm has a central cylindrical portion cooperating with a plug formed in the main body to form a fluid control section, with a second valve chamber formed between the diaphragm and the cover body, the main body being formed with a first valve chamber and an inlet flow channel, the second valve chamber being formed with an outlet flow channel.
    • 在根据本发明的恒定压力调节器中,限定具有主体的空气室的隔膜被夹在主体和盖之间。 设置在空气室周围的气室限定环被夹在主体和盖之间。 空气室限定环的上表面和下表面形成有第一凹部,其具有装配在其中的密封环,用于背衬隔膜的环形突起,以及第二凹部,其中分别安装有用于密封空气室的密封环 。 隔膜具有中心的圆柱形孔部分,其限定了流体控制部分,其中插塞形成在主体上。 在隔膜和盖子之间限定第二阀室。 主体形成有第一阀室和入口流动通道,第二阀室形成有出口流动通道。