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Automatic isolating valve for gas pipelines, has air pump arranged within thrust chamber to produce pressure which generates force to be employed in place of magnetic action
Automatic isolating valve for gas pipelines, has air pump arranged within thrust chamber to produce pressure which generates force to be employed in place of magnetic action
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机译:用于天然气管道的自动隔离阀,在推力室内装有气泵,以产生压力,产生压力,以代替磁力作用
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摘要
An air pump (2) arranged within a thrust chamber (3) equipped with rubber membrane (4), produces pressure which generates the force to be employed in place of magnetic action.
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