Internal-combustion engines – Starting device – With fuel or intake air control
Reexamination Certificate
2007-04-10
2007-04-10
Wolfe, Jr., Willis R. (Department: 3747)
Internal-combustion engines
Starting device
With fuel or intake air control
C123S299000, C701S113000
Reexamination Certificate
active
11181670
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.
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Barnes Travis E.
Jacobson Evan E.
Rockwell Andrew D.
Schuh David J.
Caterpillar Inc
Liell & McNeil
Wolfe, Jr. Willis R.
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