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Turbine rotor-stator leaf seal and related method

United States Patent

March 4, 2003
View the Complete Patent at the US Patent & Trademark Office
A seal assembly for installation between rotating and stationary components of a machine includes a first plurality of leaf spring segments secured to the stationary component in a circumferential array surrounding the rotating component, the leaf spring segments each having a radial mounting portion and a substantially axial sealing portion, the plurality of leaf spring segments shingled in a circumferential direction.
Herron; William Lee (Cincinnati, OH), Butkiewicz; Jeffrey John (Simpsonville, SC)
General Electric Company (Schenectady, NY)
09/ 736,118
December 13, 2000
This invention relates generally to seals between rotating and stationary machine components and specifically, to a leaf seal assembly between a stator and a turbine rotor. This invention was made with Government support under Contract No. DE-FC21-95MC31176 awarded by the Department of Energy. The Government has certain rights in this invention.