| 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.
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| 申请公布号 |
CA2729206(A1) |
申请公布日期 |
2009.12.30 |
| 申请号 |
CA20082729206 |
申请日期 |
2008.06.26 |
| 申请人 |
FLOWSERVE MANAGEMENT COMPANY |
发明人 |
NELSON, MICHAEL P.;WINKEL, LAREN J. |
| 分类号 |
F16K1/226 |
主分类号 |
F16K1/226 |
| 代理机构 |
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代理人 |
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