PNEUMATIC TIRE FOR LARGE-SIZE TRUCKS Russian patent published in 2008 - IPC B60C9/06 

FIELD: tire industry.

SUBSTANCE: invention relates to pneumatic large-size diagonal tires. Casing of tire contains carcass of textile cord and bead of wires of not less than four bead rings. Carcass is made of textile cord with thread, structure 144 tex x1x3, 188 (187) tex x1x3 or 188 (187) tex x2x2 or 210 tex x1x3 or 210 tex x2x2 or 280 tex x1x3 with number of twists within 180 - 240 per running meter and providing ratio of bead ring-to-carcass load within 0.9 - 1.3.

EFFECT: reduced mass of tire, labor input and energy consumption in manufacture of tire, increased tire speed characteristics, improved reliability and increased service life, reduced fuel consumption of truck.

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