TIRE WITH TREAD HAVING IMPROVED ADHESION WITH SNOW AND DRY PAVEMENT Russian patent published in 2015 - IPC B60C11/117 B60C11/04 B60C11/12 

FIELD: motor vehicle industry.

SUBSTANCE: tire has tread with maximum density of narrow slots in the contact patch, minimum density for side grooves in the contact patch, and minimum longitudinal ratio of contact surface. Under definite options of the implementation the length of steps or repeating blocks of the tread geometry along the circular direction of the tire is within range of the definite span, and depth of the tread pattern is below the specified value.

EFFECT: improved characteristics of the tire adhesion with snow and dry pavement.

15 cl, 22 dwg, 7 tbl