Method for setting a gear ratio of a fan drive gear system of a gas turbine engine

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United States of America Patent

PATENT NO 8814494
APP PUB NO 20140234078A1
SERIAL NO

14203863

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Abstract

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A gas turbine engine includes a fan section including a fan rotatable about an axis. A speed reduction device is connected to the fan. The speed reduction device includes a planetary fan drive gear system with a planet gear ratio of at least 2.5. A bypass ratio is greater than about 11.0.

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Patent Owner(s)

  • UNITED TECHNOLOGIES CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hasel, Karl L Manchester, US 52 729
Sheridan, William G Southington, US 273 5564

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