Fan blade attachment root with improved strain response

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10801515
SERIAL NO

16245484

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fan blade is provided and comprises a leading edge, an attachment root extending aft of the leading edge, and a trench formed in a surface of the attachment root. An attachment root is also provided. The attachment root comprises a leading edge, a dovetail extending aft of the leading edge, and a trench formed in a surface of the dovetail. A gas turbine engine is also provided. The gas turbine engine comprises a compressor section configured to rotate about an axis, a combustor aft of the compressor section, and a turbine section aft of the compressor section and configured to rotate about the axis. A fan may be disposed forward of the turbine section and include a blade. The blade may have a trench formed in an attachment root.

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Patent Owner(s)

  • RAYTHEON TECHNOLOGIES CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Drozdenko, Lee Bristol, US 15 104
Graves, William R Manchester, US 21 250
Kirejczyk, Maria C Middletown, US 6 11
Li, Michael Madison, US 54 829

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