BALANCE SHAFT MODULE OF AN ENGINE

摘要

A balance shaft module of an engine is provided to implement power transmission structure without gear, improve the fuel efficiency by minimizing the power consumption of the engine, and ensure quiet operation. A balance shaft module of an engine comprises a balance frame consisting of an upper frame(1) and a lower frame(3) successively mounted on the bottom side of a cylinder block, two balance shafts(7) arranged in parallel between the upper and lower frames, an oil pump(9) mounted on one side of the balance frame, and a sprocket(13) equipped on a driving shaft of the oil pump and the two balance shafts and connected a crank shaft of the engine via a single chain.