Cylinder-Mounted oil wiper for an opposed piston engine
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United States of America Patent
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Issued Date -
Dec 23, 2010
app pub date -
May 28, 2010
filing date -
Jun 1, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A ported cylinder for a diesel engine includes a circular groove in the bore, located on the outside of respective port. An oil wiper ring or a group of oil wiper rings is seated in the circular groove for wiping excess lubricating oil from a piston surface. A compressing ring is disposed between the oil wiper ring or group of oil wiper rings and the floor of the circular groove to urge the oil wiper rings into contact with the piston surface. An oil wiper ring construction includes a major surface with oil-conducting channels.
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