| 摘要 |
PROBLEM TO BE SOLVED: To provide a coreless crawler eliminating a bond border line between rubber protrusions and an inner peripheral side rubber. SOLUTION: In the coreless crawler formed with the rubber protrusions 2 projecting to an inner peripheral side, and a lug 3 on an outer peripheral side, and wherein a main cord 4 is buried in a longitudinal direction, at least a surface of the rubber protrusions 2 and a surface of an inner peripheral side rubber 5 between the adjacent rubber protrusions 2 are formed by the same high hardness rubber layer (80 to 95 degrees (JIS.A)). COPYRIGHT: (C)2006,JPO&NCIPI
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