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:
Jan. 05, 2016

Filed:

Dec. 28, 2011
Applicants:

Nathan Wesley Ottow, Indianapolis, IN (US);

Nathan J. Cooper, Avon, IN (US);

Inventors:

Nathan Wesley Ottow, Indianapolis, IN (US);

Nathan J. Cooper, Avon, IN (US);

Assignees:

Rolls-Royce Corporation, Indianapolis, IN (US);

Rolls-Royce North American Technologies Inc., Indianapolis, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/18 (2006.01); F01D 25/12 (2006.01); F02C 3/08 (2006.01); F02C 3/04 (2006.01);
U.S. Cl.
CPC ...
F02C 7/18 (2013.01); F01D 25/12 (2013.01); F02C 3/04 (2013.01); F02C 3/08 (2013.01);
Abstract

One embodiment of the present invention is a unique gas turbine engine. Another embodiment of the present invention is a gas turbine engine having a unique secondary air flow circuit. Other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for gas turbine engines and secondary air flow circuits. Further embodiments, forms, features, aspects, benefits, and advantages of the present application will become apparent from the description and figures provided herewith.


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