PNEUMATIC TYRE Russian patent published in 2018 - IPC B60C11/03 B60C5/00 B60C11/12 

FIELD: automotive industry.

SUBSTANCE: invention relates to the automotive industry. Pneumatic tire includes the tread portion, side sections and side sections and has the indicated direction of installation on the vehicle. Pneumatic tire is made in the tread portion with four main grooves, including two central main grooves extending in the circumferential direction of the tire, and two main grooves of the shoulder areas located outside the central main grooves and extending in the circumferential direction of the tire. These main grooves limit five rows of contact areas. Central main groove outside the vehicle has a zigzag shape in the circumferential direction of the tire, and a plurality of lateral grooves extending from the main grooves, with the exception of a central main groove having a zigzag shape, toward both sides in the lateral direction of the tire and ending at the contact portions, are provided in a tread portion.

EFFECT: improving the stability of driving direction on dry and wet roads.

7 cl, 3 dwg, 1 tbl