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:
Mar. 07, 2017
Filed:
Mar. 26, 2015
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Mark J. Rychlinski, Farmington Hills, MI (US);
David W. Walters, Sterling Heights, MI (US);
Michael G. Reynolds, Troy, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02N 11/08 (2006.01); F02D 41/04 (2006.01); F02D 35/02 (2006.01);
U.S. Cl.
CPC ...
F02N 11/0818 (2013.01); F02D 35/02 (2013.01); F02D 41/042 (2013.01); F02N 11/0825 (2013.01); F02N 11/0837 (2013.01);
Abstract
Methods and systems are provided for controlling an auto stop feature of an engine of a vehicle. A sensor is configured to provide information pertaining to engine speed at first full compression of the engine and at predetermined times including and beyond the time to first full compression after commencement of engine crank. A processor is coupled to the sensor, and is configured to disable the auto stop feature if the engine speed is less than a predetermined speed threshold.