Gas turbine engine shaft with lobed support structure

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11788413
APP PUB NO 20230077144A1
SERIAL NO

17470161

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus for a gas turbine engine includes a shaft base, a flange and a plurality of lobes. The shaft base extends axially along an axis between a shaft first end and a shaft second end. The flange is connected to the shaft base at the shaft first end. The flange projects radially out from the shaft base. The flange includes a plurality of fastener apertures, and the fastener apertures include a first fastener aperture. The lobes are arranged circumferentially about the axis. Each of the lobes is connected to and projects radially away from the shaft base. Each of the lobes is connected to and projects axially out from the flange. The lobes include a first lobe and a second lobe. The first fastener aperture is arranged circumferentially between the first lobe and the second lobe. The second lobe radially overlaps the first fastener aperture.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
PRATT & WHITNEY CANADA CORPLONGUEUIL QUÉBEC J4G 1A1

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Durak, Wojciech Rzeszow, PL 1 0
Kesek, Mateusz Debica, PL 7 0

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