TYRE Russian patent published in 2016 - IPC B60C11/00 B60C11/04 B60C11/13 

FIELD: machine building.

SUBSTANCE: invention relates to tire. Tire comprises tread with groove, formed in circumferential direction of tire, plurality of ledges placed at groove bottom, each of which passes from one of side walls, forming groove to other side wall, located opposite. Projections are located in groove with preset intervals. At that, in projection on tire tread surface each protrusion is divided into several segments.

EFFECT: efficient prevention of overheating of thread during vehicle motion.

8 cl, 1 tbl, 31 dwg