Fluid reaction surfaces (i.e. – impellers) – Rotor having flow confining or deflecting web – shroud or... – Axially extending shroud ring or casing
Reexamination Certificate
2007-07-17
2007-07-17
Edgar, Richard A. (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Rotor having flow confining or deflecting web, shroud or...
Axially extending shroud ring or casing
C415S116000, C415S168100, C415S208100
Reexamination Certificate
active
11139629
ABSTRACT:
A deflector arrangement is provided for improving turbine efficiency by imparting added tangential velocity to a leakage flow entering the working fluid flowpath of a gas turbine engine.
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Girgis Sami
Marini Remo
(Ogilvy Renault)
Edgar Richard A.
Pratt & Whitney Canada Corp.
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