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Integral tandem bearing for high speed flexible shafts
 
   
Document Number
US Patent 7581889
Issued Date
September 1, 2009
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Abstract
An integral tandem bearing assembly for supporting a main shaft in a gas turbine engine is provided. The tandem bearing assembly comprises two bearing assemblies connected by integrated inner ring.
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Number of Claims:
25
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Owner
Pratt & Whitney Canada Corp. (Longueuil, Quebec,CA)
Published
September 1, 2009
Application Number
11/530,088
Filed
September 8, 2006
US Classification
384/494   384/454
Int'l Classification
F16C   19/49   (20060101)  
Examiner
Attorney/Law Firm
USPTO Field of Search
384/452   384/453   384/454   384/455   384/462   384/452   384/453   384/454   384/455   384/494   384/513   384/564   184/6.11   415/110  
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