TIRE FOR VEHICLES Russian patent published in 2008 - IPC B60C11/18 

Abstract RU 2321500 C1

FIELD: tire industry.

SUBSTANCE: proposed tire has tread band arranged along radius outside relative to breaker structure and consisting mainly of first elastomer material enclosing at least one part consisting mainly of second elastomer material. Tread band has at least one groove forced in at least one part consisting mainly of second elastomer material. Ratio between modulus of elasticity E' at compression at 100°C of second elastomer material and modulus of elasticity E' at compression at 100°C of first elastomer material is equal to at least approximately 1.3-, and ratio of rubber hardness degree according to international scale at 100°C of second elastomer material measured according to Standard ISO 48 and rubber hardness degree according to international scale at 100°C of first elastomer material measured according ISO 48 is equal to not less than approximately 1.10.

EFFECT: improved tire-to-road adhesion and steerability of tire.

36 cl, 2 ex, 3 tbl, 7 dwg

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RU 2 321 500 C1

Authors

Bojokki Mauritsio

Matrashija Dzhuzeppe

Dates

2008-04-10Published

2003-12-30Filed