PURPOSE: To recycle a tire by facilitating separation work of the tire.

CONSTITUTION: In the state where wheels 19a, 19b are installed on a body of a scooter S, part from the outer peripheral part of a tire 21 to a wheel rim 20 is cut in the roughly diametrical direction by a hydraulic cutter 4. Thereafter, by pulling off the peripheral end of the cut tire 21 outside in the diametrical direction, the tire 21 is separated from the wheel rim 20.