SPIKED TIRE Russian patent published in 2021 - IPC B60C11/16 

FIELD: automotive industry.

SUBSTANCE: invention relates to the automotive industry. The tire contains a tread (12) having a rolling surface (32), and a set of spikes (20) fixed in the tread (12) and protruding from the rolling surface (32), while the average surface density of the spikes (20) on the rolling surface (32) is at least 6.7 spikes per dm², and the height H_S of the protrusion of each spike (20) of the set of spikes is from 0.8 to 1.2 mm.

EFFECT: excellent adherence on ice with reduced impact on ice-free or snow-free road surface.

14 cl, 3 dwg