Inverted cross-scavenged, two-overhead valve, 2-stroke engine
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United States of America Patent
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Issued Date -
Nov 25, 2010
app pub date -
Jan 16, 2010
filing date -
May 22, 2009
priority date (Note) -
Abandoned
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Abstract
A two-stroke internal combustion engine which has an Inverted Cross-Scavenged operation forming a 180.degree. air and exhaust gas loop and having two overhead valves [46, 47] in the cylinder head and optimized coils [43, 44] per spark plug [41, 42], the spark plugs being halo-disc type plugs, a central fuel-injector means [45], and the combustion chamber forming a Perfect Miller Cycle with an effective CR of approximately 10.5 to 1 and ER equal to approximately 18 to 1, and the valves opening at near bottom center (BC) and closing at approximately 75.degree. after BC, and a quick response super-charger or turbo-charger located at the intake.
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