Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Having wear liner – sheathing or insert
Reexamination Certificate
2006-09-12
2006-09-12
Look, Edward K. (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Specific blade structure
Having wear liner, sheathing or insert
C416S22900R, C416S500000
Reexamination Certificate
active
07104760
ABSTRACT:
A steam turbine rotor wheel includes a plurality of blades secured about a circumferential periphery of the wheel, each blade comprising a shank portion and an airfoil portion, the airfoil portion having at least one pocket filled with a filler material, wherein at least one edge of the pocket adjacent a leading edge of the blade is formed with an undercut.
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U.S. Appl. No. 10/249,518, filed Apr. 16, 2003, entitled “Mixed Tuned Hybrid Bucket and Related Method”.
Edgar Richard A.
General Electric Company
Nixon & Vanderhye P.C.
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