2-CYCLE ENGINE AND ENGINE-POWERED WORKING MACHINE HAVING THE SAME
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United States of America Patent
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Issued Date -
Dec 12, 2013
app pub date -
Jan 30, 2012
filing date -
Jan 31, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A 2-cycle engine has: a piston reciprocably housed in a cylinder bore; an intake opening, an exhaust opening, and a scavenge opening provided in an inner peripheral wall of the cylinder bore and opened/closed by the piston; and a scavenge passage connecting the scavenge opening and a crank chamber. A valve that opens/closes the scavenge passage is provided on the scavenge passage.
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