Patent ID: 9216784
Filing Date: 2015-12-22
Classification: B62D

Abstract:
1. A rubber crawler track comprising: an endless belt-shaped rubber resilient body configuring an endless track; a plurality of protrusions provided protruding from the inner peripheral face of the rubber resilient body at uniform intervals along the circumferential direction thereof; and grooves located at the roots of the protrusions and formed in a wheel-passing face that a wheel follows in motion, and. during driving of the rubber crawler track, the protrusions being engaged with sprockets to transmit driving force, and the protrusions being formed of and protruding from the rubber resilient body, wherein the radius of curvature of the inside corner portions of the grooves in the width direction is greater than the radius of curvature of the outside corner portions of the grooves in the width direction, wherein the grooves are formed to be longer than the length of the roots of the protrusions along the circumferential direction of the rubber resilient body, and wherein the grooves are provided around the entire periphery, in the circumferential direction, of the rubber resilient body.