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. 07, 2018
Filed:
Sep. 08, 2016
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Daniel Dusa, West Bloomfield, MI (US);
Paul Hollar, Belleville, MI (US);
Joseph Lyle Thomas, Kimball, MI (US);
Ethan D. Sanborn, Saline, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02D 41/06 (2006.01); F02D 41/38 (2006.01); F02M 55/02 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3094 (2013.01); F02D 41/064 (2013.01); F02D 41/065 (2013.01); F02D 41/3809 (2013.01); F02M 55/025 (2013.01); F02D 2200/021 (2013.01);
Abstract
A method of operating an engine with multi-fuel injector per cylinder capabilities to accommodate reaching minimum fuel pulsewidth conditions of any of the injectors under various operating conditions including hot and cold engine starts. The method reduces engine performance and emissions variations resulting from changes in fuel injection mass below minimum mass.