Patent ID: 6510828
Filing Date: 2003-01-28
Classification: F01L,F16H

Abstract:
A mounting device for a cam chain guide for an internal combustion engine, the internal combustion engine including a crank shaft and a cam shaft provided externally of a cylinder bore, wherein rotation of the crank shaft is transmitted to the cam shaft by a cam chain to operate an intake/exhaust valve through a push rod and a rocker arm, said mounting device comprising:a first protrusion provided in a vicinity of a lower end of the cam chain guide, said first protrusion being fitted into a first locating groove provided in a vicinity of the crank shaft in a crank casing of the internal combustion engine; and a second protrusion provided in a vicinity of a an upper portion of the cam chain guide, said second protrusion being fitted into a second locating groove provided in a lower surface of a cylinder block of the internal combustion engine, said second locating groove being gradually enlarged from an innermost portion towards an opening thereof.