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:
Aug. 30, 2016
Filed:
Jul. 10, 2009
Applicants:
Brandon Phillip Williams, Urbandale, IA (US);
Kevin Eugene Thompson, West Des Moines, IA (US);
Inventors:
Brandon Phillip Williams, Urbandale, IA (US);
Kevin Eugene Thompson, West Des Moines, IA (US);
Assignee:
Rolls-Royce plc, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/22 (2006.01); F23C 7/00 (2006.01); F23R 3/14 (2006.01);
U.S. Cl.
CPC ...
F02C 7/22 (2013.01); F23C 7/004 (2013.01); F23R 3/14 (2013.01); F05D 2240/128 (2013.01); F05D 2250/70 (2013.01);
Abstract
A fuel nozzle for a gas turbine engine includes a nozzle body having a longitudinal axis. An elongated annular air passage is defined within the nozzle body. A plurality of circumferentially spaced apart axially extending swirl vanes is disposed within the annular air passage. Each swirl vane has an axially swept cross-sectional profile along the radial extent thereof.