Aircraft engine fuel system and method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11230979
APP PUB NO 20200284205A1
SERIAL NO

16296988

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A liquid fuel system for an aircraft engine includes a first fuel supply conduit hydraulically connected to a fuel source, a second fuel supply conduit hydraulically connected to the engine, a fuel return conduit hydraulically connected to the second fuel supply conduit, and a fuel pump. The fuel pump has a main inlet hydraulically connected to the first fuel supply conduit, an outlet hydraulically connected to the second fuel supply conduit, and an intermediate inlet hydraulically connected to the fuel return conduit. The intermediate inlet is located between the main inlet and the outlet and in use has a pressure between the main inlet pressure and the outlet pressure. A method of supplying a liquid fuel to an aircraft engine is also described.

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Patent Owner(s)

  • PRATT & WHITNEY CANADA CORP.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergeron, Sebastien Chambly, CA 18 14
Gauvreau, Jean-Gabriel Varennes, CA 18 39
Plamondon, Etienne Candiac, CA 17 14
Renaud, Benjamin Montreal, CA 12 97
Waddleton, David Candiac, CA 22 205

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