| 摘要 |
PROBLEM TO BE SOLVED: To obtain an elastic crawler for an agricultural machine (especially for dairy farming machine) which does not damage grass or the like. SOLUTION: A core-rod less elastic crawler 1 has a plurality of driving projections 6 arranged at regular intervals in the circumferential direction on the inner peripheral surface 7a of an endless crawler body 7 made of an elastic body. Then, by forming only rib grooms R along the outer periphery 7b of the crawler body 7 is provided only with rib grooves formed along the circumferential direction and has no lugs to avoid damage of grass or the like. COPYRIGHT: (C)2006,JPO&NCIPI
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