PNEUMATIC TYRE Russian patent published in 2018 - IPC B60C11/11 

FIELD: motor vehicle industry.

SUBSTANCE: invention relates to automotive industry. Tread contains many small blocks (SB), each of which has a contour consisting of four linear segments arranged with a bend in the width direction of the tire to form middle blocks (MB). Middle blocks (MB) are arranged in a plurality of rows in the circumferential direction of the tire to form big blocks (BB). Big blocks (BB) are formed adjacent to circumferential main groove (14) in the circumferential direction of the tire on both sides in the tire width direction along circumferential main groove (14).

EFFECT: technical result is improvement of the braking performance when driving on ice, the characteristics when turning on ice, and the characteristics of water drainage.

6 cl, 4 dwg, 1 tbl