Characteristics Of Piston With Pressure Ring And One Narrow Single-Rail Oil Ring 885131

Proposed at Musashi I.T. Engine research Laboratory in order to realize a smaller size and lower friction piston was a new piston ring parkage, which consisted of one pressure ring and one narrow single-rail oil ring. The new package has tested for two different types of gasoline engines to examine its influences on blow-by, piston temperature, piston friction and oil consumption. Efforts have been also made to improve these characteristics of the package and have resulted in its promising prospects.


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