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:
May. 24, 2022
Filed:
Apr. 26, 2019
Applicant:
Rolls-royce Corporation, Indianapolis, IN (US);
Inventor:
James Loebig, Greenwood, IN (US);
Assignee:
Rolls-Royce Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 1/16 (2006.01); B64C 1/00 (2006.01); B64D 29/04 (2006.01); B64D 27/14 (2006.01); B64D 35/02 (2006.01); F01D 15/10 (2006.01); B64D 31/00 (2006.01);
U.S. Cl.
CPC ...
B64C 1/16 (2013.01); B64C 1/0009 (2013.01); B64D 27/14 (2013.01); B64D 29/04 (2013.01); B64D 31/00 (2013.01); B64D 35/02 (2013.01); F01D 15/10 (2013.01); F05D 2220/323 (2013.01); F05D 2220/76 (2013.01);
Abstract
An aircraft is disclosed having a boundary layer ingestion propulsor. The aircraft comprises an elongated fuselage extending between a nose section and a tail section. The fuselage has an upswept underside in the tail section. The boundary layer ingestion propulsor is positioned in the tail section. The propulsor comprises a fan radially encased by a nacelle circumscribing the fuselage. The nacelle defines a leading edge line extending from a top dead center to a bottom dead center of the nacelle intersecting an axis of rotation of the fan at an angle no greater than seventy degrees.