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:
Sep. 17, 2013
Filed:
Mar. 30, 2009
Applicants:
Ian Colin Deuchar Care, Derby, GB;
Dale Edward Evans, Derby, GB;
Inventors:
Ian Colin Deuchar Care, Derby, GB;
Dale Edward Evans, Derby, GB;
Assignee:
Rolls-Royce PLC, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fan assembly of a gas turbine engine, the fan assembly includes an array of radially extending blades defining gaps therebetween and an annulus filler located within at least one gap. The annulus filler includes at least two individual bodies arranged circumferentially adjacent one another with at least one adjacent a blade, one of the bodies includes a flexible wall arranged to centrifuge outwardly against the other body thereby urging both bodies against the blades and securing them during engine operation.