发明申请
- 专利标题： Steam valve
- 专利标题（中）： 蒸汽阀
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申请号： US11214064申请日： 2005-08-30
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公开(公告)号： US20070235670A1公开(公告)日： 2007-10-11
- 发明人: Osamu Shindo , Hideaki Miyayashiki , Atsushi Narabe , Makoto Takahashi
- 申请人： Osamu Shindo , Hideaki Miyayashiki , Atsushi Narabe , Makoto Takahashi
- 专利权人： KABUSHIKI KAISHA TOSHIBA
- 当前专利权人： KABUSHIKI KAISHA TOSHIBA
- 优先权： JPP2004-250408 20040830
- 主分类号： F16K47/00
- IPC分类号： F16K47/00
摘要：
A steam valve is provided with a valve body, a valve seat, and a valve rod provided for the valve body. The valve body has a bottom portion to which a recessed portion is formed, and the recessed portion has an edge, which is positioned on an upstream side of a place at which a shock wave is generated in steam flowing through a steam path defined by the valve body and the valve seat.
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