Oil system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11125111
APP PUB NO 20190292944A1
SERIAL NO

16283085

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method (500) and apparatus (50, 60) for lubrication of a gearbox (30) of an aircraft engine comprise provision (502) of oil to the gearbox (30) through a primary oil system (50) driven by a core (11) of the engine (10) in normal conditions; detection (504) of windmilling conditions and/or failure of the primary oil system (50); and in response to the detected condition or failure, activation (506) of an electric pump (61) of an auxiliary oil system (60), to provide oil to the gearbox (30).

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Patent Owner(s)

  • ROLLS ROYCE PLC; ROLLS-ROYCE DEUTSCHLAND LTD & CO KG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Astley, Thomas Philip Berlin, DE 2 14
Mason, John R Bristol, GB 19 353

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