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:
Aug. 06, 1996

Filed:

Nov. 18, 1994
Applicant:
Inventors:

Mark S Borland, Birmingham, MI (US);

Bruce H Teague, Grosse Pointe Park, MI (US);

Assignee:

Chrysler Corporation, Highland Park, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123686 ;
Abstract

A method of determining start of closed-loop fuel control for an internal combustion engine including the steps of determining a base fuel pulsewidth threshold, ascertaining whether a current accumulated base fuel pulsewidth is greater than or equal to the base fuel pulsewidth threshold, updating the current accumulated base fuel pulsewidth with a value of a previous accumulated base fuel pulsewidth plus the current base fuel pulsewidth if the current accumulated base fuel pulsewidth is not greater than or equal to the base fuel pulsewidth threshold, and beginning a closed loop fuel control of a plurality of fuel transferring components if the current accumulated base fuel pulsewidth is greater than or equal to the base fuel pulsewidth threshold.


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