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:
May. 27, 2025

Filed:

Jun. 05, 2024
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Daniel Kupratis, Wallingford, CT (US);

Dmitriy Sidelkovskiy, Ellington, CT (US);

Flavien Thomas, Suamico, WI (US);

Michael Winter, New Haven, CT (US);

Assignee:

RTX Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 17/16 (2006.01); F02K 3/06 (2006.01); F04D 27/00 (2006.01); F04D 27/02 (2006.01); F04D 29/54 (2006.01); F04D 29/56 (2006.01);
U.S. Cl.
CPC ...
F01D 17/162 (2013.01); F02K 3/06 (2013.01); F04D 27/002 (2013.01); F04D 27/0246 (2013.01); F04D 29/542 (2013.01); F04D 29/563 (2013.01); F05D 2220/36 (2013.01); F05D 2240/12 (2013.01);
Abstract

A gas turbine engine with hybrid fan exit guide vanes including a fan duct supporting a circumferential pattern of split variable fan exit guide vanes, the split variable fan exit guide vanes comprising an upper section and a lower section, the upper section and the lower section each being adjustable about an axis extending along a span of each of the split variable fan exit guide vanes; an upper actuator in operative communication with the upper section, the upper actuator configured to independently adjust an incidence angle of the upper section responsive to predetermined gas turbine operating conditions; and a lower actuator in operative communication with the lower section, the lower actuator configured to independently adjust an incidence angle of the lower section responsive to the predetermined gas turbine operating conditions.


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