Patent ID: 7172045
Filing Date: 2007-02-06
Classification: B62K

Abstract:
1. A motortricycle with an oscillation mechanism, comprising: a rear suspension having left and right suspension arms respectively swingably mounted onto a vehicle body frame; right and left rear wheels mounted respectively onto outer portions of said left and right suspension arms; an oscillation mechanism permitting leftward and rightward oscillation of said vehicle body frame relative to the rear suspension, the oscillation mechanism being provided between said suspension arms and said vehicle body frame, the oscillation mechanism adapted to absorb leftward and rightward oscillation of the vehicle body frame; a shock absorber provided between said right and left suspension arms, the shock absorber adapted to absorb vertical movement of the rear wheels; and an engine for driving said left and right rear wheels supported on said vehicle body frame, wherein said engine is capable of oscillating together with said vehicle body frame.