PROJECTION DRIVE TYPE RUBBER ROLLER

摘要

PROBLEM TO BE SOLVED: To apply a core-bar-less rubber crawler (projection drive type rubber crawler) to those for high load. SOLUTION: A rubber lug 5 to be disposed on a tread (outer circumferential face) of a rubber elastic body 2 has a land/sea ratio of the tread set to 20%-80% and the rubber lug 5 is so disposed as to be divided in the left and right.