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:
Feb. 16, 2021
Filed:
Sep. 05, 2019
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
John Paul Bogema, Flat Rock, MI (US);
Joseph Goode, Northville, MI (US);
Kirk Andrew Parrish, Grass Lake, MI (US);
Peter Mitchell Lyon, Brighton, MI (US);
Sanket Anil Gujarathi, Canton, MI (US);
William Clifford Brown, Toledo, OH (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/02 (2006.01); F01N 11/00 (2006.01); F01N 3/025 (2006.01); F01N 3/10 (2006.01); F02P 5/04 (2006.01); F01N 3/035 (2006.01); F02P 5/15 (2006.01);
U.S. Cl.
CPC ...
F02D 41/029 (2013.01); F01N 3/0253 (2013.01); F01N 3/035 (2013.01); F01N 3/103 (2013.01); F01N 11/002 (2013.01); F01N 11/007 (2013.01); F02D 41/025 (2013.01); F02P 5/045 (2013.01); F02P 5/151 (2013.01);
Abstract
Methods and systems are provided for regenerating an aftertreatment device of a vehicle. In one example, a method may include adjusting conditions of the regeneration in response to a stickiness of the exhaust valve. Adjusting conditions may include adjusting an air/fuel ratio and/or a post-injection amount.