发明名称 |
VACUUM CHECK VALVE |
摘要 |
<p>: VACUUM CHECK VALVE A vacuum check valve comprising a single umbrella valve responding to vacuum differences between the input and output of the check valve. The check valve directs the output line to feed a vacuum operated device with either the vacuum source or reference air through a bleed passage. The umbrella shaped valve eliminates the requirement for a diaphragm operated poppet valve.</p> |
申请公布号 |
CA1224379(A) |
申请公布日期 |
1987.07.21 |
申请号 |
CA19840444968 |
申请日期 |
1984.01.09 |
申请人 |
CANADIAN FRAM LIMITED |
发明人 |
HANSON, JOHN D.;COOK, JOHN E. |
分类号 |
F02P5/10;F16K15/14;(IPC1-7):F16K15/00 |
主分类号 |
F02P5/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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