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:
Aug. 29, 2017
Filed:
Jan. 13, 2011
Applicant:
Jay M. Francisco, Chula Vista, CA (US);
Inventor:
Jay M. Francisco, Chula Vista, CA (US);
Assignee:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 3/08 (2006.01); F02C 7/277 (2006.01); F02C 7/268 (2006.01); F01D 17/06 (2006.01); F01D 19/00 (2006.01); F02C 7/32 (2006.01);
U.S. Cl.
CPC ...
F02C 7/277 (2013.01); F01D 17/06 (2013.01); F01D 19/00 (2013.01); F02C 7/268 (2013.01); F02C 7/32 (2013.01); H02P 3/08 (2013.01); F05B 2270/32 (2013.01); F05B 2270/3201 (2013.01); F05D 2220/50 (2013.01);
Abstract
An APU has a gas turbine engine and a starter generator to be selectively driven by the gas turbine engine. A sensor senses windmilling of components associated with the starter generator. A lock feature limits rotation within the starter generator when windmilling is sensed. A method of operation is also disclosed.