Patent ID: 8651207
Filing Date: 2014-02-18
Classification: B60G,B60K,B62D,B62M,F03G,Y10T

Abstract:
1. A vehicle comprising: at least one wheel and a vehicle body, wherein the at least one wheel and the vehicle body are combined to become a whole, the at least one wheel installed at a middle or two ends of the vehicle body and rotated with the vehicle body at the same time in movement; the wheel comprising a tire and a rim; the two ends of the vehicle body comprising end surfaces of two ends and positions near the two ends; and, an engine being installed on the vehicle body, the vehicle body having a passenger seat; wherein the vehicle having two or two group coaxial wheels as main wheels, the main wheels being located at a middle bottom of the vehicle body, at least one supplementary wheel being also carried on the vehicle body, the at least one supplementary wheel being installed at the front and rear part of the vehicle body, the main wheels playing the roles of loading, driving, braking and turning, in running, the main wheels touching the ground while the at least one supplementary wheel not touching the ground or slightly touching the ground or touching the ground in discontinuity, or, the main wheels touching the ground while only one supplementary wheel touching the ground or slightly touching the ground or touching the ground in discontinuity, the coaxial wheels comprising the wheels with the same axial direction, the coaxial meaning the same axis shared by two or two group wheels, the same axial direction meaning two or two group wheels with different axes but being located in the same straight line and same axial direction, wherein the at least one supplementary wheel plays the role of stability and balance to avoid the vehicle body to touch the ground in movement, the at least one supplementary wheel bears part of load when the vehicle body receives a pressure downward, the at least one supplementary wheel connects flexibly with the vehicle body and turns in parallel following the vehicle body turning, the at least one supplementary wheel carries an elastic device and is equipped with elasticity except the elasticity of tire.