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:
Jan. 08, 2019
Filed:
Oct. 30, 2015
Applicant:
Rolls-royce Corporation, Indianapolis, IN (US);
Inventors:
Christopher Hall, Indianapolis, IN (US);
Benedict N. Hodgson, Indianapolis, IN (US);
Assignee:
Rolls-Royce Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 21/04 (2006.01); F01D 25/28 (2006.01); F02C 7/045 (2006.01); B64D 33/02 (2006.01); F02C 7/04 (2006.01); F01D 5/28 (2006.01); F01D 25/24 (2006.01);
U.S. Cl.
CPC ...
F01D 21/045 (2013.01); B64D 33/02 (2013.01); F01D 5/282 (2013.01); F01D 25/24 (2013.01); F01D 25/28 (2013.01); F02C 7/04 (2013.01); F02C 7/045 (2013.01); F05D 2240/14 (2013.01); Y02T 50/672 (2013.01);
Abstract
According to one aspect, a fan blade containment apparatus for turbofan engines includes a containment hook and a fan case barrel. The containment hook and the fan case barrel are formed from composite materials, and the containment hook is attached to the fan case barrel such that the containment hook contains forward motion of a fan blade during a fan blade off event. The apparatus further includes the containment hook being arranged to shorten the axial length of the fan case barrel.