US Patent 8997497 Gas turbine engine with variable area fan nozzle
Patent 8997497 was granted and assigned to United Technologies on April, 2015 by the United States Patent and Trademark Office.
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Patent abstract
A bypass gas turbine engine includes a variable area fan nozzle with a second fan nacelle section axially movable relative to a first fan nacelle section to define an auxiliary port to vary a fan nozzle exit area and adjust fan bypass airflow. The second fan nacelle section includes a leading edge region that defines a concave external contour and the first fan nacelle section includes a trailing edge region that defines a convex internal contour.
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US Patent 08997497 Gas turbine engine with variable area fan nozzle US Patent 8997497 Gas turbine engine with variable area fan nozzle
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Patent Number
0899749700
Patent Number
899749700
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Current Assignee
Patent Jurisdiction
Patent Number
089974970
Date of Patent
April 7, 2015
0Patent Application Number
129152080
Date Filed
October 29, 2010
0Official Website
Patent Primary Examiner
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
089974970
Date of Patent
April 7, 2015
0Patent Application Number
129152080
Date Filed
October 29, 2010
0Official Website
Patent Primary Examiner
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US Patent 08997497 Gas turbine engine with variable area fan nozzle
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08997497
Date of patent
April 7, 2015
Patent application number
12915208
Date Filed
October 29, 2010
Patent primary examiner
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