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:
Apr. 10, 2007
Filed:
Jul. 14, 2005
Andrew D. Rockwell, East Peoria, IL (US);
Travis E. Barnes, Matamora, IL (US);
Evan E. Jacobson, Peoria, IL (US);
David J. Schuh, Peoria, IL (US);
Andrew D. Rockwell, East Peoria, IL (US);
Travis E. Barnes, Matamora, IL (US);
Evan E. Jacobson, Peoria, IL (US);
David J. Schuh, Peoria, IL (US);
Caterpillar Inc, Peoria, IL (US);
Abstract
A method of initially operating an internal combustion engine including operating the engine in a start-up mode is provided. The start-up mode includes injecting at least two fuel pre-shots wherein a first of the fuel pre-shots is smaller in quantity than a last of the fuel pre-shots. An engine is provided including an electronic controller with a computer readable medium having a control algorithm recorded thereon, the control algorithm including means for commanding injection of a main fuel shot and at least two fuel pre-shots wherein a first of the fuel pre-shots is smaller in quantity than a last of the fuel pre-shots.