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.

Date of Patent:
Sep. 18, 2012

Filed:

Nov. 08, 2011
Applicants:

Eric Kurtz, Dearborn, MI (US);

Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);

Thomas Alan Brewbaker, Plymouth, MI (US);

Michael Hopka, Saint Clair Shores, MI (US);

Douglas Kuhel, Wolverine Lake, MI (US);

David Joseph Dronzkowski, Sterling Heights, MI (US);

Inventors:

Eric Kurtz, Dearborn, MI (US);

Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);

Thomas Alan Brewbaker, Plymouth, MI (US);

Michael Hopka, Saint Clair Shores, MI (US);

Douglas Kuhel, Wolverine Lake, MI (US);

David Joseph Dronzkowski, Sterling Heights, MI (US);

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02B 3/06 (2006.01); F02M 69/54 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for adjusting fuel injection of an engine is disclosed. In one example, fuel injection timing is adjusted to account for fuels having different cetane numbers. Operation of the engine may be improved especially during conditions where combustion phase may vary.


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