Patent ID: 7418938

Claim:
An engine balancer system for an engine having a crankshaft, the engine balancer system comprising a balancer housing disposed below the crankshaft and exposed to an oil pan, wherein said balancer housing is formed by connecting an upper housing and a lower housing together at mating faces, the balancer housing being inclined such that a height of the mating faces on one of opposite sides of the balancer housing is different from that on the other side, wherein holes for communicating inside and outside of the balancer housing with each other are provided on a higher side and a lower side of the balancer housing, respectively, at positions above an oil level in the oil pan, wherein the hole provided on said lower side of the balancer housing is located above said mating faces and on one side of a balancer shaft which is provided inside the balancer housing, said hole provided on said lower side of the balancer housing being formed on the upper housing so as to be open at an upper face of the upper housing and elongated along an axial direction of the balancer shaft.