PNEUMATIC TIRE CASE Russian patent published in 2014 - IPC B60C9/02 B60C9/04 B60C9/06 

FIELD: transport.

SUBSTANCE: invention relates to automotive industry, namely, to pneumatic truck radial- and cross-biased-tires with carcass made from rubberised textile cord. The carcass is made of textile cord having following structure of textile cord threads: 188 tex×1×3 or 188 tex×2×2 or 210 tex×1×3 or 210 tex×2×2. Textile cord threads have twisting in which relation of the second twist to the first twist is within 1:1.25 - 1:1.6, herewith, size of the first twist is 280-320 m^-1. Number of twists is within 241-290 per running metre.

EFFECT: higher durability and reliability of pneumatic tire, better fabricability due to textile cord structure improvement which permits to increase tire carcass strength margin and its performance characteristics.

2 cl, 2 dwg, 2 tbl