| 摘要 |
PROBLEM TO BE SOLVED: To provide a polishing device which can freely set a width and position of polishing on the inner peripheral surface of a tire.SOLUTION: A polishing device comprises a polishing mechanism 401 that polishes the inner peripheral surface of a tire, and an insertion angle change mechanism 402 that changes an angle for insertion of the polishing mechanism 401 into the tire.SELECTED DRAWING: Figure 11 |
