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US Patent 8074440 Gas turbine engine with axial movable fan variable area nozzle

Patent 8074440 was granted and assigned to United Technologies on December, 2011 by the United States Patent and Trademark Office.

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Patent
Patent
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Current Assignee
United Technologies
United Technologies
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
80744400
Patent Inventor Names
Gregory A. Kohlenberg0
Sean P. Zamora0
Date of Patent
December 13, 2011
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Patent Application Number
118436750
Date Filed
August 23, 2007
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Patent Citations Received
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US Patent 11674435 Levered counterweight feathering system
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US Patent 12084978 Epicyclic gear train
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US Patent 12018838 Cowl assembly for a gas turbine engine
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US Patent 11680492 Epicyclic gear train
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Patent Primary Examiner
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Louis Casaregola
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Patent abstract

A turbofan engine includes a fan variable area nozzle includes having a first fan nacelle section and a second fan nacelle section movably mounted relative the first fan nacelle section. The second fan nacelle section axially slides aftward relative to the fixed first fan nacelle section to change the effective area of the fan nozzle exit area.

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