发明名称 |
Shutoff valve with a conical valve seat |
摘要 |
A shutoff valve, includes a conical valve seat, and a valve disc movable toward the valve seat in a given direction, the valve disc including a base body covering the valve seat, an annular projection projecting from the base body in the given direction, and a rim formed on the outside of the projection resting against the valve seat in a closed position of the valve, the projection having a region with a given wall thickness in vicinity of the base body and the projection having a free end reinforced to at least 1.5 times the given thickness in the radial direction.
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申请公布号 |
US4607822(A) |
申请公布日期 |
1986.08.26 |
申请号 |
US19840607687 |
申请日期 |
1984.05.07 |
申请人 |
KRAFTWERK UNION AKTIENGESELLSCHAFT |
发明人 |
SCHABERT, HANS-PETER;HELLER, MAX;LAURER, ERWIN;LEINWEBER, HANS |
分类号 |
F16K1/36;F01D17/10;F16K1/12;F16K1/34;(IPC1-7):F16K1/12;F16K1/46 |
主分类号 |
F16K1/36 |
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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