| 摘要 |
FIELD: transport.SUBSTANCE: invention relates to automotive industry, particularly, to car tires of radial design with multilayer carcass from rubberised all-textile cord. Proposed car pneumatic tire of radial design comprises carcass made of at least one layer of rubberised all-textile cord. Said all-textile cord is made of polyester textile material of 110, 144, 167, 220 tex structure with thread specific strength making 67-77 cN/tex, gray goods thread diameter making 0.48-0.65 mm with breaking strength of 155-300 N/thread, thread density of 90-180 pc per 100 mm.EFFECT: reduced weight fraction of carcass in tire total weight at maximum operating temperature to allow increase in tire maximum speed.2 tbl |
