PNEUMATIC TIRE FOR HIGH-LOAD MACHINES Russian patent published in 2019 - IPC B60C11/03 B60C11/13 

Abstract RU 2708539 C1

FIELD: motor vehicle industry.

SUBSTANCE: pattern of pneumatic tire tread for high-loaded machines includes: central ground-engaging groove with linear profile; a pair of longitudinal main grooves, each formed in the form of a wave-like profile in the tire circumference direction; central block and central narrow groove, which has non-linear profile, has open ends that extend to adjacent central ground-engaging grooves in position in transverse direction of tire, at distance from equatorial line of tire, and has width of groove, which is less than width of groove of shoulder ground-engaging groove. Width of central ground-engaging groove and longitudinal main groove is smaller than that of shoulder ground-engaging groove. Central narrow groove has a section extending outward in the transverse direction of the tire from one of the open ends in the zone of the tread halves, where one of the open ends is located.

EFFECT: reduced heating and uneven wear of tire tread.

21 cl, 14 dwg, 10 tbl

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RU 2 708 539 C1

Authors

Motomitsu, Takamasa

Yamaguchi, Yukihito

Dates

2019-12-09Published

2017-03-28Filed