Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Fred Thomas Willett, Jr.0
Date of Patent
November 8, 2011
0Patent Application Number
122605480
Date Filed
October 29, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A thermally-activated flow clearance reduction for a steam turbine is disclosed. In one embodiment a gap closure component is located about a rotary component and a stationary component of the steam turbine. A temperature differential activates the gap closure component to seal or reduce the radial clearance of the steam flow path between the rotary component and the stationary component.
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