The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2014
Filed:
Nov. 24, 2009
Fred W. Schwark, Jr., Simsbury, CT (US);
Oliver V. Atassi, Longmeadow, MA (US);
William D. Owen, Windsor, CT (US);
Fred W. Schwark, Jr., Simsbury, CT (US);
Oliver V. Atassi, Longmeadow, MA (US);
William D. Owen, Windsor, CT (US);
United Technologies Corporation, Hartford, CT (US);
Abstract
A nacelle assembly for a high-bypass gas turbine engine includes a variable area fan nozzle having a first fan nacelle section and a second fan nacelle section. The second fan nacelle section being axially movable relative the 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 at least one cowl with an inner portion, an outer portion and a multiple of stiffeners therebetween to increase a flutter margin.