发明授权
- 专利标题: Plug valve for reduced leakage
- 专利标题(中): 旋塞阀减少泄漏
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申请号: US357416申请日: 1982-03-12
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公开(公告)号: US4531537A公开(公告)日: 1985-07-30
- 发明人: Russell G. Smith
- 申请人: Russell G. Smith
- 申请人地址: OH Cincinnati
- 专利权人: Xomox Corporation
- 当前专利权人: Xomox Corporation
- 当前专利权人地址: OH Cincinnati
- 主分类号: F16K5/02
- IPC分类号: F16K5/02 ; F16K41/02 ; F16K5/22
摘要:
A plug valve has an actuating stem which is non-integral with the valve plug. The actuating stem is axially movable with respect to the valve plug to compressingly and sealingly engage an external sealing member in response to fluid pressure. The plug wedges itself into sealing engagement in response to fluid pressure.
公开/授权文献
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