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:
Mar. 23, 2021
Filed:
Oct. 25, 2018
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/16 (2006.01); F02K 3/06 (2006.01); F01D 25/06 (2006.01); F01D 5/14 (2006.01); F02C 7/36 (2006.01);
U.S. Cl.
CPC ...
F01D 5/16 (2013.01); F01D 5/141 (2013.01); F01D 25/06 (2013.01); F02K 3/06 (2013.01); F02C 7/36 (2013.01); F05D 2220/323 (2013.01); F05D 2240/301 (2013.01); F05D 2250/32 (2013.01); F05D 2260/4031 (2013.01); F05D 2260/96 (2013.01);
Abstract
A gas turbine engineis provided in which a fan having fan bladesin which the camber distribution relative to covered passage of the fanallows the gas turbine engine to operate with improved efficiency when compared with conventional engines, whilst retaining an acceptable flutter margin.