CAM DRIVE OF SCAVENGING VALVE OF PISTON TWO-STROKE INTERNAL COMBUSTION ENGINE WITH CRANKCASE DISPLACEMENT SCAVENGING Russian patent published in 2003 - IPC

Abstract RU 2219356 C2

FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: proposed engine contains valve in piston, cam, tappet and rod with force closing elements. According to invention, cam is secured on crankpins of crankshaft, and tappet and rod with force closing element are mounted in connecting rod body. In space of ball head of connecting rod provided with holes to pass scavenging air deflector with sealing rings is installed, and side surface of deflector serves as guide for cup valve provided with sealing cone on edge in contact with mating conical surface of seat. EFFECT: improved reliability and increased service life engine. 3 cl, 6 dwg

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RU 2 219 356 C2

Authors

Plotnikov G.P.

Dates

2003-12-20—Published

2000-10-03—Filed