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:
Apr. 14, 2020
Filed:
Apr. 06, 2017
Applicant:
Rolls-royce Corporation, Indianapolis, IN (US);
Inventor:
Douglas M. Roever, Indianapolis, IN (US);
Assignee:
Rolls-Royce Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/20 (2006.01); F02C 7/32 (2006.01); F02C 7/06 (2006.01); F02C 7/20 (2006.01); F02C 7/36 (2006.01); F02C 6/20 (2006.01); F01D 25/18 (2006.01); B64D 27/20 (2006.01); B64D 33/00 (2006.01);
U.S. Cl.
CPC ...
F02C 7/06 (2013.01); F01D 25/18 (2013.01); F01D 25/20 (2013.01); F02C 6/206 (2013.01); F02C 7/20 (2013.01); F02C 7/32 (2013.01); F02C 7/36 (2013.01); B64D 27/20 (2013.01); B64D 33/00 (2013.01); F05D 2260/4031 (2013.01); F05D 2260/98 (2013.01);
Abstract
A gas turbine engine assembly and a method for assembling a gas turbine engine assembly are disclosed herein. The gas turbine engine assembly includes an engine core and a gearbox. The gearbox includes a lubrication system having a first sump and a second sump. The lubrication system is configurable to provide oil from either of the first and second sumps in various configurations of the gas turbine engine assembly.