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. 10, 2021
Filed:
Aug. 21, 2018
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Benedict R. Phelps, Derby, GB;
Mark J. Wilson, Nottingham, GB;
Gabriel Gonzalez-Gutierrez, Derby, GB;
Nigel H S Smith, Derby, GB;
Marco Barale, Derby, GB;
Kashmir S. Johal, Derby, GB;
Stephane M M Baralon, Derby, GB;
Craig W. Bemment, Derby, GB;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02K 3/06 (2006.01); F02C 7/04 (2006.01); F01D 5/14 (2006.01); F02C 3/06 (2006.01);
U.S. Cl.
CPC ...
F02K 3/06 (2013.01); F01D 5/141 (2013.01); F02C 3/06 (2013.01); F02C 7/04 (2013.01); F05D 2220/323 (2013.01); F05D 2220/327 (2013.01); F05D 2220/36 (2013.01); F05D 2240/301 (2013.01);
Abstract
A gas turbine engineis provided in which a fan having fan blades in which the camber distribution along the span allows the gas turbine engine to operate with improved efficiency when compared with conventional engines, whilst retaining an acceptable flutter margin.