PNEUMATIC TYRE Russian patent published in 2018 - IPC B60C11/11 B60C11/12 B60C11/03 

FIELD: automotive industry.

SUBSTANCE: invention relates to the automotive industry. Pneumatic tire (1) includes at least four circumferential main grooves (21, 22) extending in the circumferential direction of the tire, and at least five rows of contact areas (31–33), including central contact portion (31), two second contact portions (32, 32) and two contact areas (33, 33) of the shoulder zones, which are delimited by circumferential major grooves (21, 22). In addition, at least one row of second contact portions (32) is provided with a plurality of transverse side grooves (421, 422), passing through second contact portion (32) in the tire width direction, and a plurality of blocks (321, 322) delimited by a plurality of transverse side grooves (421, 422). In addition, a plurality of blocks (321, 322) include a corresponding one of circumferential narrow grooves (323, 324), which passes through blocks (321, 322) in the direction along the circumference of the tire.

EFFECT: technical result is an improvement in the performance characteristics of the tire when driving through snow and resistance to uneven wear.

33 cl, 7 dwg