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. 12, 2022
Filed:
Mar. 01, 2017
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Gian Incerpi, Buckingham, GB;
Edward W Adams, Berlin, DE;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 29/024 (2016.01); F02C 7/22 (2006.01); F02M 59/20 (2006.01); H02P 6/04 (2016.01); F02C 9/26 (2006.01); F01D 25/20 (2006.01); F02C 7/236 (2006.01); H02K 9/00 (2006.01); F01M 1/02 (2006.01); F02C 7/06 (2006.01); F02M 37/08 (2006.01);
U.S. Cl.
CPC ...
F02M 59/20 (2013.01); F01D 25/20 (2013.01); F01M 1/02 (2013.01); F02C 7/06 (2013.01); F02C 7/22 (2013.01); F02C 7/236 (2013.01); F02C 9/26 (2013.01); F02M 37/08 (2013.01); H02K 9/00 (2013.01); H02P 6/04 (2013.01); H02P 29/024 (2013.01); H02P 29/0241 (2016.02); F01M 2001/0215 (2013.01); F05D 2260/84 (2013.01); Y02T 50/60 (2013.01);
Abstract
A fuel and oil system includes a fuel pump, an oil pump, and a fixed electrical drive. A first electric motor controller of the fuel and oil system supplies a variable electrical drive, and a second electric motor controller supplies a variable electrical drive. The fuel pump is selectively connected to and driven by the first electric motor controller or the second electric motor controller. The oil pump is selectively connected to and driven by the second electric motor controller or the fixed electrical drive.