Patent ID: 6439185
Filing Date: 2002-08-27
Classification: F01L,F02B,F02F

Abstract:
A multi-cylinder engine for a vehicle, comprising:a crank shaft disposed in a substantially horizontal direction in the multi-cylinder engine; a pair of cylinder bore rows arranged perpendicular to the crank shaft, each of said pair of cylinder bore rows including a plurality of cylinder bores disposed in parallel with each other; cam shafts corresponding to said cylinder bore rows are spaced from and disposed above a pair of planes containing axial lines of said cylinder bores, respectively, wherein each one of said cam shafts operates intake valves and exhaust valves that are disposed substantially above a respective one of said pair of planes; and cams for directly opening/closing intake valves and exhaust valves disposed in cylinder heads of each of said cylinder bores are provided on said cam shafts, respectively, wherein said engine is mounted on said vehicle with said cylinder bore rows disposed in an approximately V-shape, and said crank shaft extends in a longitudinal direction of said vehicle.