| 摘要 |
PROBLEM TO BE SOLVED: To replace a roller without removing a bush from a bush link plate, in a chain having the bush link plate, the bush fitted to a bush fitting hole and the roller rotatably attached to the outer periphery of the bush.SOLUTION: A chain includes a bush link plate having a bush fitting hole, a bush fitted into the bush fitting hole, and a roller rotatably attached to the outer periphery of the bush. The roller is formed by a split type roller divided into two or more. |
