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:
Feb. 01, 2022

Filed:

Feb. 10, 2015
Applicant:

United Technologies Corporation, Hartford, CT (US);

Inventors:

Christopher J. Hanlon, Sturbridge, MA (US);

Daniel B. Kupratis, Wallingford, CT (US);

Walter A. Ledwith, Marlborough, CT (US);

William F. Schneider, Cromwell, CT (US);

Sean Danby, East Hampton, CT (US);

Robert H. Bush, Glastonbury, CT (US);

Benjamin Bellows, Glastonbury, CT (US);

Assignee:

Raytheon Technologies Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/30 (2006.01); F02K 3/10 (2006.01); F02C 7/18 (2006.01); F02K 3/077 (2006.01); F02K 3/075 (2006.01); F01D 1/02 (2006.01); F02K 3/02 (2006.01); F02K 3/105 (2006.01);
U.S. Cl.
CPC ...
F01D 25/30 (2013.01); F01D 1/023 (2013.01); F02C 7/185 (2013.01); F02K 3/075 (2013.01); F02K 3/077 (2013.01); F02K 3/10 (2013.01); F02K 3/02 (2013.01); F02K 3/105 (2013.01); F05D 2260/213 (2013.01); Y02T 50/60 (2013.01);
Abstract

A gas turbine engine includes a core flowpath for flowing a core stream, a second flowpath located radially outward from the core flowpath for flowing a second stream, and an auxiliary flowpath located radially outward from the second flowpath for flowing an auxiliary stream. A heat exchanging device is constructed and arranged to divert a portion of the second stream into the auxiliary flowpath. A turbine exhaust case is constructed and arranged to flow the auxiliary stream into the core flowpath for mixing with the core stream.


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