Patent ID: 6851694

Claim:
A tricycle comprising: a front tube; a handlebar frame comprising an upright portion which is received in said front tube, and a grip portion extending from two sides of a top end of said upright portion; a front fork comprising two side wings extending from a bottom end of said upright portion, wherein free ends of said side wings are provided with a shaft connection portion; a front wheel fastened with said shaft connection portion; two footboard frames respectively engaged on opposite sides of said front tube, each having a bottom tube which is pivotably engaged on a front side of said front tube, a footboard fastened to a rear end of each said bottom tube, and a rear wheel engaged on an underside of each said footboard, each said bottom tube being provided with a through hole having a buffer member of an elastic material therein, said buffer member having a through hole at a center thereof; and a swiveling member pivotably engaged on a rear side of said front tube having an insertion pillar, each end of the insertion pillar respectively engaged in said through hole of said buffer member; wherein when the tricycle is in operation, the insertion pillar is free to rotate on the front tube in a plane perpendicular to the cross-section of the through holes.