发明名称 |
Butterfly valve, valve seat and valve seat retainer |
摘要 |
Butterfly valves comprise a valve seat comprising a generally S-shaped cross-section and a valve seat retainer configured with appropriately shaped cooperating surfaces. Fluid control systems comprising such a butterfly valve are also disclosed. |
申请公布号 |
US8714521(B2) |
申请公布日期 |
2014.05.06 |
申请号 |
US200813001367 |
申请日期 |
2008.06.26 |
申请人 |
NELSON MICHAEL P.;WINKEL LAREN J.;FLOWSERVE MANAGEMENT COMPANY |
发明人 |
NELSON MICHAEL P.;WINKEL LAREN J. |
分类号 |
F16K1/22 |
主分类号 |
F16K1/22 |
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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