| 摘要 |
PURPOSE:To facilitate the removable attachment of a chain to a tire by providing a groove having a proper dimension and making a round of the outer periphery in the ground contact surface of the tire and inserting a chain into the groove to utilize the expansion property of tire rubber. CONSTITUTION:A groove 1 having the width and depth dimensioned to conform to the size of a chain 2 is provided to make a round of the ground contact of a tire. And the chain 2 is inserted into the groove 1 with a proper pressure and mounted therein. Or a chain 3 having the width corresponding to that of both shoulders 4 of the tire is put on the tire with a proper force to sandwich the both shoulders 4 of the tire. Thus, the chain can be easily removably attached to the tire. |
