| 摘要 |
PROBLEM TO BE SOLVED: To suppress wear on an uneven surface of rubber brought into contact with a flat pulley, when a transmission belt is looped over the flat pulley.SOLUTION: A transmission belt B has an uneven surface 17 of rubber brought into contact with a flat pulley, when looped over the flat pulley. The uneven surface 17 is formed in a shape identical with a shape of a surface of a woven fabric or a knitted fabric, and a top surface 18 of a protrusion is formed as a flat surface. |
