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. 05, 2015
Filed:
Jun. 19, 2012
Applicant:
Phuoc D. Nguyen, Mukilteo, WA (US);
Inventor:
Phuoc D. Nguyen, Mukilteo, WA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60L 1/00 (2006.01); B64D 41/00 (2006.01); F02N 11/08 (2006.01);
U.S. Cl.
CPC ...
B64D 41/00 (2013.01); F02N 11/0807 (2013.01); F05D 2220/50 (2013.01); F05D 2260/85 (2013.01);
Abstract
A circuit and methods for remote auxiliary power unit startup are presented. A first node is coupled to a ground by action of a momentary switch to initiate an activation, and the first node is coupled to the ground by action of a latching relay in response to the activation. An auxiliary power unit is coupled to a hot battery by action of a bi-polar relay in response to the activation.