TYRE Russian patent published in 2015 - IPC B60C11/11 B60C11/01 B60C11/04 B60C11/117 B60C11/13 

FIELD: motor vehicle industry.

SUBSTANCE: tyre has section of the tread for contact with the road surface. In the tread there is section of the side groove in the direction crossing with the circumferential direction of the tyre, and contact section divided by the section of the side groove. The contact section includes: surface of contact with soil to contact with the road surface; side surface made in the direction of the tread width on the external side of the contact section; the side groove surface creating the groove wall of the side groove section, made in the circumferential direction of the tyre at one end of the contact section; and narrowing surface that crosses the surface of contact with soil, side surface and the side groove surface at corner section, formed by the surface of contact with soil, side surface and side groove surface.

EFFECT: increased efficiency of heat radiation without losses of the treat strength and its wear resistance.

6 cl, 14 dwg, 1 tbl