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:
Nov. 10, 2020
Filed:
Sep. 08, 2016
Applicant:
Rolls-royce North American Technologies, Inc., Indianapolis, IN (US);
Inventors:
Tony A. Lambert, Brownsburg, IN (US);
Behram V. Kapadia, McCordsville, IN (US);
Ron Hall, Indianapolis, IN (US);
Assignee:
Rolls-Royce North American Technologies Inc., Indianapolis, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 3/08 (2006.01); F02C 7/18 (2006.01); F04D 29/44 (2006.01); F01D 25/12 (2006.01); F02C 3/04 (2006.01); F02C 6/08 (2006.01); F02C 7/16 (2006.01); F01D 9/04 (2006.01);
U.S. Cl.
CPC ...
F02C 7/18 (2013.01); F01D 9/041 (2013.01); F01D 25/12 (2013.01); F02C 3/04 (2013.01); F02C 3/08 (2013.01); F02C 6/08 (2013.01); F02C 7/16 (2013.01); F04D 29/444 (2013.01); F05D 2220/32 (2013.01); F05D 2240/12 (2013.01); F05D 2260/232 (2013.01); F05D 2260/234 (2013.01); Y02T 50/675 (2013.01);
Abstract
A gas turbine engine includes devices, systems, and methods for providing bleed air from the compressor impeller to the turbine for cooling and/or other use. The bleed air may include compressor cooling air that is routed through the diffuser and external to an outer bypass duct and/or internally to a forward wheel cavity of the turbine.