发明名称 |
Air admittance valve assembly |
摘要 |
A one directional flow valve assembly for a fluid system. The valve assembly is comprised of a valve body having an internal valve chamber in communication with the ambient environment with a valve seat of a predetermined configuration. The assembly further has a cap structure with means to position and align a sealing membrane with respect to the valve seat. A flexible elastomeric sealing diaphragm is provided which is under tension when the diaphragm is in a sealing configuration. A carrier plate structure may be provided to position the sealing diaphragm. The sealing member is in tension adjacent to the sealing seat when in a sealing position.
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申请公布号 |
US6415816(B1) |
申请公布日期 |
2002.07.09 |
申请号 |
US20000653339 |
申请日期 |
2000.08.31 |
申请人 |
CHERNE INDUSTRIES INCORPORATED |
发明人 |
BECKEY THOMAS J.;STONE RICHARD T.;NYVALL PETER J. |
分类号 |
E03C1/12;F16K15/06;F16K15/14;F16K24/06;(IPC1-7):F16K24/00 |
主分类号 |
E03C1/12 |
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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