Multi-circuit lubrication system for a turbine engine

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United States of America Patent

PATENT NO 11053815
APP PUB NO 20150369082A1
SERIAL NO

14765211

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A turbine engine system includes a first lubricant circuit, a second lubricant circuit, a plurality of engine stages and a shaft. The first lubricant circuit includes a first turbine engine component that is fluidly coupled with a first lubricant heat exchanger. The second lubricant circuit includes a second turbine engine component that is fluidly coupled with a second lubricant heat exchanger, wherein the second lubricant circuit is fluidly separate from the first lubricant circuit. The first turbine engine component includes a gear train, which connects a first of the engine stages to a second of the engine stages. The second turbine engine component includes a bearing. The shaft is supported by the bearing and connected to one of the engine stages.

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Patent Owner(s)

  • RAYTHEON TECHNOLOGIES CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pickford, Simon Amston, US 15 127
Schwarz, Frederick M Glastonbury, US 443 4556

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