TYRE WITH BIDIRECTIONAL CHARACTERISTIC Russian patent published in 2016 - IPC B60C11/03 

FIELD: transportation.

SUBSTANCE: tyre comprises side strips, which form first and second direction of rotation, counter clockwise and clockwise. Tyre includes carcass layer directed from first tyre bead to second side of tyre and annular tread arranged on top of breaker. One of circular treads and carcass layer acts on tyre so that it shows first characteristic of tyre at rotation of tyre in first rotation direction and second tyre characteristic, different from first characteristics of tyre, tyre rotation in second direction of rotation. In another version, tyre additionally comprises circular belt arranged on carcass layer. One of layers of frame and multiple tread elements acts on tyre so that it shows first side characteristic without dismantling on vehicle front axle and on rear axle and second side characteristics without dismantling on vehicle rear axle and vehicle front axle. Method involves providing four tyres, assembly of every tyre so that front wheel showed first characteristic of tyres, and rear wheels showed second characteristic of tyres.

EFFECT: possibility to optimise operating performances due to various versions of installation on wheel.

15 cl, 20 dwg