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:
Jul. 18, 2023
Filed:
Nov. 29, 2021
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Aed Dudar, Canton, MI (US);
Kenneth Pifher, Taylor, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 15/00 (2006.01); F02D 41/00 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 15/00 (2013.01); F02D 41/004 (2013.01); F02D 41/008 (2013.01); F02D 41/1498 (2013.01); F02D 2200/0602 (2013.01); F02D 2200/0606 (2013.01); F02D 2200/703 (2013.01);
Abstract
Methods and systems are provided for controlling a vehicle engine to reduce engine knock and increase fuel efficiency by reducing hydrocarbon breakthrough. In one example, a method may include adjusting a compression ratio of a variable compression engine in response to hydrocarbon breakthrough above a threshold from a fuel vapor canister of an evaporative emissions system.