| abstract |
The belt with protrusions of the present invention is characterized by having a belt body with teeth at a specific pitch in the length direction of the inner surface of the belt, and a core wire segment extending in the length direction and having a specific width in the width direction embedded in the back The core wires arranged at a distance; and the protrusions, which are integrally formed on the back surface of the belt body; and the fineness of the core wires is 900-1100 deniers, and the ratio of the total interval between adjacent core wires to the belt width is 12- 45%, the protruding portion is arranged outside the tooth portion, the hardness of the protruding portion is 81 to 91 degrees (based on JIS K6253: 2012, measured with a type A hardness tester), and the root width of the protruding portion is smaller than the tooth pitch. |