Rotary kinetic fluid motors or pumps – With passage in blade – vane – shaft or rotary distributor...
Reexamination Certificate
2006-02-28
2006-02-28
Look, Edward K. (Department: 3745)
Rotary kinetic fluid motors or pumps
With passage in blade, vane, shaft or rotary distributor...
C416S09600A, C416S09700R
Reexamination Certificate
active
07004720
ABSTRACT:
A vane assembly for a gas turbine engine comprises a plurality of airfoils extending between platforms and a plurality of effusion holes which are defined in at least one of the inner and outer platforms in a region intermediate adjacent airfoils. The effusion holes provide fluid flow communication between a cooling air source and the gas path.
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Synnott Remy
Trindade Ricardo
Look Edward K.
Ogilvy Renault LLP
Pratt & Whitney Canada Corp.
White Dwayne J
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