| 摘要 |
PURPOSE:To decrease the number of regular spare tires and enhance the easiness of use by making a common wheel which can be mounted both on the left and on the right to the travel direction even in the case a tire having directionality is used. CONSTITUTION:A wheel is composed of a rim 2, on which a tire T having a directional tread pattern is mounted, and a disc 3 fixed to this rim 2, wherein a mount 4 for fixing the disc 3 is provided on each side of the rim 2. |
