Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hideaki Miyayashiki0
Atsushi Narabe0
Makoto Takahashi0
Osamu Shindo0
Date of Patent
April 26, 2011
Patent Application Number
12549640
Date Filed
August 28, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
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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