US Patent 7025566 Hybrid vane island diffuser
Patent 7025566 was granted and assigned to Pratt & Whitney Canada on April, 2006 by the United States Patent and Trademark Office.
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Patent abstract
A gas turbine engine diffuser comprises a bowl-shaped diffuser casing and a cover nested into the bowl-shaped diffuser casing and cooperating therewith in defining a diffuser passage having a channeled entry portion in fluid flow communication with a vaned exit portion via a vaneless intermediate portion. The channeled entry portion is divided into an array of inlet flowpaths by a first set of vanes. Likewise, the vaned exit portion is divided into an array of outlet flowpaths by a second set of vanes.
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Patent Inventor Names
Doug Roberts0
Ioan Sasu0
Oleg Morenko0
Date of Patent
April 11, 2006
0Patent Application Number
106996930
Date Filed
November 4, 2003
0Patent Primary Examiner
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US Patent 7025566 Hybrid vane island diffuser
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