PNEUMATIC TIRE Russian patent published in 2012 - IPC B60C11/04 B60C11/13 

FIELD: transport.

SUBSTANCE: invention relates to automotive industry, namely, to tread pattern. Proposed tire features tread patter asymmetric about both sides of tire equator. At least, four main grooves extending in along tire circumference make multiple sections. Multiple first inclined grooves arranged at angle to direction in tire circumference are formed on central section located on tire equator. Multiple second inclined grooves are arranged at angle in the same direction are formed at inner intermediate section located on vehicle inner side relative to central section. Every first inclined groove is open at its one end into main groove located between central section and intermediate second of inner side to terminate at opposite side, on central section. Every second inclined groove is open at its one end into main groove located between central section and intermediate second of inner side to terminate at opposite side, at inner side intermediate section.

EFFECT: improved drainage characteristic and wear resistance.

12 cl, 8 dwg, 3 tbl