Patent ID: 7364001
Filing Date: 2008-04-29
Classification: B62K,B62M

Abstract:
1. An engine mounting structure for a motorcycle such that a rear wheel supporting swing arm is vertically swung together with the vertical swinging of a rear wheel, both sides in a vehicle body width direction of a first vehicle body side bracket provided in a vehicle body frame is clamped between a first left-right pair of engine-side brackets provided on an engine, and said engine is mounted to said vehicle body side bracket through an elastic member, comprising: a first left-right pair of auxiliary brackets disposed on both sides of said first vehicle body side bracket with an interval therebetween, said first left-right pair of engine-side brackets being clamped between said first left-right pair of auxiliary brackets; and a first engine support bolt penetrating through said first vehicle body side bracket, said first left-right pair of engine-side brackets and said first left-right pair of auxiliary brackets for connecting these brackets to each other, wherein a flanged collar with said first engine support bolt passed therethrough is interposed at least to a left or right of a portion between one of said first left-right pair of engine-side brackets and one of said first left-right pair of auxiliary brackets, and wherein the flange is directed toward an end surface of the one of the first left-right engine-side brackets on a side on which said flanged collar is interposed.