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. 29, 2019
Filed:
Oct. 07, 2013
Applicant:
GE Aviation Systems Limited, Cheltenham, Gloucestershire, GB;
Inventor:
Christopher Joseph Catt, Eastleigh, GB;
Assignee:
GE Aviation Systems Limited, Cheltenham Gloucestershi, GB;
Primary Examiner:
Int. Cl.
CPC ...
G07C 5/00 (2006.01); G07C 5/08 (2006.01); F02C 9/00 (2006.01); F01D 17/20 (2006.01); F01D 17/02 (2006.01); F01D 21/00 (2006.01); B64D 41/00 (2006.01); B64D 45/00 (2006.01);
U.S. Cl.
CPC ...
G07C 5/008 (2013.01); B64D 41/00 (2013.01); F01D 17/02 (2013.01); F01D 17/20 (2013.01); F01D 21/003 (2013.01); F02C 9/00 (2013.01); G07C 5/0808 (2013.01); B64D 2045/0085 (2013.01); F05D 2220/50 (2013.01); F05D 2260/80 (2013.01); F05D 2270/304 (2013.01); F05D 2270/44 (2013.01);
Abstract
A method of diagnosing an auxiliary power unit fault in an aircraft having an auxiliary power unit and multiple sensors related to the auxiliary power unit, components thereof, and systems related thereto, including receiving a sensor signal from at least one of the multiple sensors to define a sensor output, comparing the sensor output to a reference value and diagnosing a fault in the auxiliary power unit based on the comparison.