| 摘要 |
PROBLEM TO BE SOLVED: To eliminate a defect on a device acting on a tire. SOLUTION: This device acting on a tire comprises an external carcass 4 and an internal donut-shaped ring, 5 formed of a deformable material, a base 2 for supporting a means to support the external carcass of the tire, a movable means for extracting and storing the ring from and into the carcass, and at least an auxiliary part 710 disposed so as to interact with a part of the edge part of the ring. |
