Emission control for an internal combustion engine
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United States of America Patent
Stats
-
May 19, 2009
Grant Date -
Nov 20, 2008
app pub date -
Mar 28, 2005
filing date -
Apr 7, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An internal combustion cylinder assembly includes a cylinder having a cylinder head at an end thereof, a combustion chamber disposed in the cylinder head, a piston disposed slidably within the cylinder, the piston having a bottom dead center position distal from the combustion chamber and a top dead center position proximate to the combustion chamber, a pilot quantity of fuel disposed substantially dispersably within the cylinder, a working fluid disposed compressably within the cylinder, the piston compressing the working fluid and the pilot quantity of fuel as it slides from the bottom dead center position to the top dead center position, and wherein the pilot quantity of fuel is substantially a maximum quantity that will not support auto-ignition when the working fluid and the pilot quantity of fuel have been compressed.
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