Patent ID: 7325888

Claim:
A rubber crawler having an excellent straight driving property, comprising: an endless rubber elastic body; a main cord row embedded in the rubber clastic body in a longitudinal direction thereof; two layers of bias cords which are embedded at an outer peripheral side of the main cord row and form opposite bias angles; guide projections formed at the center of an inner peripheral surface of the rubber crawler at fixed pitches therebetween; and a lug formed on an outer peripheral surface of the rubber crawler, wherein bias cords of a first layer at a side near the main cord row are embedded at a fixed angle of inclination over a region having substantially the same transverse dimension as that of the main cord row, and bias cords of a second layer are divided into two sections, covering a region having substantially the same transverse dimension as that of the bias cords of the first layer other than a portion located directly below/above the guide projections, said bias cords of the second layer being embedded at an angle of inclination opposite to that of the bias cords of the first layer.