FIELD: machine building.
SUBSTANCE: tire comprises tread, two lateral walls and a pair of sides, containing tire bead core and bead filler. Reinforced with steel radial frame passes from one side to another. Frame comprises inner axial portion and external turn-ups, which pass around sides and end at turn-up ends. First and second reinforced with steel cord layers are located between layer of carcass and tread. Each layer of cord has two axial ends separated by wedges of cord layer. Tire comprises two inserts in side walls extending continuously from upper end, passing between first layer of cord and frame, to lower end, located between internal part of frame and one of turn-ups. Layer of insert rubber connects inner layer with frame.
EFFECT: technical result is reduction of weight and increased service life of tire.
20 cl, 6 dwg
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