发明名称 |
Ball valve |
摘要 |
The ball valve has sealing rings (35) around the ball (31). These can be moved between a pressure position where the sealing surface (43) is pressed against a locking component (30) on the ball and a position where the surface is raised away from it.
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申请公布号 |
EP1452785(A1) |
申请公布日期 |
2004.09.01 |
申请号 |
EP20040003704 |
申请日期 |
2004.02.19 |
申请人 |
FLOWSERVE FLOW CONTROL GMBH |
发明人 |
MALISCHEWSKY, DIRK |
分类号 |
F16K5/06;F16K5/20;(IPC1-7):F16K5/20 |
主分类号 |
F16K5/06 |
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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