US Patent 7055303 Gas turbine engine architecture
Patent 7055303 was granted and assigned to Pratt & Whitney Canada on June, 2006 by the United States Patent and Trademark Office.
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Patent abstract
A gas turbine engine having an oil cavity architecture and bearing placement which reduce heat rejection and oil system complexity by enclosing the reduction gearbox bearings and at least the shaft bearings supporting the high pressure shaft in the same oil cavity.
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Patent Inventor Names
Ian Macfarlane0
Keith Morgan0
Lazar Mitrovic0
Zenon Szlanta0
Date of Patent
June 6, 2006
0Patent Application Number
107404830
Date Filed
December 22, 2003
0Patent Primary Examiner
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US Patent 7055303 Gas turbine engine architecture
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