Patent ID: 6213081
Filing Date: 2001-04-10
Classification: F01M,F02B,F02F

Abstract:
A 4-cycle engine, comprising:(a) an engine body having a piston, a crankshaft and a crank chamber;(b) an oil reservoir chamber adjacent said crank chamber and independent therefrom, said oil reservoir chamber having an oil mist generator therein drivably connected to said crankshaft;(c) a valve-operating chamber;(d) a first passageway connecting said oil reservoir chamber with said crank chamber to provide oil mist communication therebetween;(e) a second passageway connecting said crank chamber with said valve-operating chamber to provide oil mist communication therebetween; and(f) a third passageway connecting said valve-operating chamber with said independent oil reservoir chamber to provide oil communication therebetween,wherein said three chambers and said three passageways form a lubrication oil feed channel to provide one-way circulation of lubrication oil therethrough.