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.

Date of Patent:
Oct. 03, 2017

Filed:

Mar. 30, 2016
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Brian Francis Nestico, Loveland, OH (US);

Brian K. Kestner, Cincinnati, OH (US);

Brandon Wayne Miller, Liberty Township, OH (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 3/06 (2006.01); B64D 27/10 (2006.01); F02C 7/057 (2006.01); F02C 3/14 (2006.01); B64D 31/06 (2006.01);
U.S. Cl.
CPC ...
F02C 7/057 (2013.01); B64D 27/10 (2013.01); B64D 31/06 (2013.01); F02C 3/06 (2013.01); F02C 3/14 (2013.01); F05D 2210/44 (2013.01); F05D 2220/323 (2013.01); F05D 2270/102 (2013.01); F05D 2270/3011 (2013.01); F05D 2270/44 (2013.01); F05D 2270/54 (2013.01);
Abstract

Systems and methods for adjusting airflow distortion in a gas turbine engine using a secondary airflow passage assembly are disclosed. A gas turbine engine can include a compressor section, a combustion section, and a turbine section in series flow and defining at least in part an engine airflow path. A casing can enclose the gas turbine engine and be at least partially exposed to a bypass airflow. The gas turbine engine can further include a secondary airflow passage assembly comprising a door and a duct, the duct defining an inlet located on the casing, the duct defining an outlet in airflow communication with the engine airflow path, the duct comprising an airflow passage extending between the inlet and outlet. The door can be moveable between an open and closed position to allow a portion of the bypass airflow to flow through the airflow passage to adjust airflow distortion.


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