PNEUMATIC TYRE Russian patent published in 2016 - IPC B60C11/03 B60C11/04 B60C11/11 B60C11/12 

FIELD: manufacturing technology.

SUBSTANCE: invention relates to a pneumatic tyre with a slot (narrow groove) made inside a unit. Pneumatic tyre comprises a unit, divided by multiple annular grooves running along circumferential direction of tyre, and multiple grouser grooves passing diagonally relative to tyre circumferential direction and equipped with two or more curved sections. Tyre also comprises an inclined narrow groove, which divides unit, passes diagonally relative to tyre circumferential direction and parallel to said grouser grooves. Inclined narrow groove is provided with two or more curved sections inside one unit.

EFFECT: improved tyre performance when moving on ice, preventing formation of a water film and local wear.

8 cl, 11 dwg, 1 tbl