Patent ID: 7077485

Claim:
A core-less rubber crawler comprising: a rubber main body in the shape of an endless belt; a guide protrusion provided on an internal surface of said rubber main body, said guide protrusion extending in a lengthwise direction of said rubber main body at the center with respect to a width direction of said rubber main body; and pairs of ground contacting lugs protruding from an external surface of said rubber main body, said ground contacting lugs including ground contacting areas and non-ground contacting areas and including chamfered edges, said chamfered edges forming said non-ground contacting areas, said non-ground contacting areas being configured so as to be closer to the rubber main body than said ground contacting areas, said non-ground contacting areas formed to correspond to the center of said rubber main body in a widthwise direction of the rubber main body, said non-ground contacting areas of said ground contacting lugs correspond to a region where said guide protrusion is located, said non-ground contacting areas extending over the width of said guide protrusion.