Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
William G. Sheridan0
Date of Patent
March 12, 2024
0Patent Application Number
173506970
Date Filed
June 17, 2021
0Patent Citations
...
Patent Primary Examiner
Patent abstract
A gas turbine engine includes a fan section that includes a fan drive shaft. A star gear system for driving the fan section has a carrier mounted to a static structure to prevent the carrier from rotating. A ring gear is attached to a ring gear attachment point on the fan drive shaft. A first fan section support bearing supports a fan drive shaft and is mounted forward of the ring gear attachment point. A second fan section bearing supports the fan drive shaft and is mounted aft of the ring gear attachment point on the fan drive shaft. An outer race of the second fan section bearing is fixed relative to an engine static structure.
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