PNEUMATIC TIRE

DRIVE November 9, 2016
Source
A pneumatic tire (1) includes a carcass (6) having at least one carcass ply (6A) that extends from a tread portion (2) through sidewall portions (3) to bead portions (4); the carcass ply (6A) has strip-shaped sheet-like ply pieces (11) which are arranged in a tire circumferential direction, and each of which has a radial length L2 greater than a circumferential length L1 in the tire circumferential direction; each ply piece (11) has a plurality of carcass cords (12) arranged along a longitudinal direction, and the ply piece (11) at least partially overlaps a ply piece (11) adjacent thereto in the tire circumferential direction; each carcass cord (12) is formed by a plurality of strands (17) being twisted together; each ply piece (11 is formed such that the number Te of twists of the carcass cords (12) arranged in at least one of side edge portions (11e), in a circumferential direction, of the ply piece (11) is greater than the number Tc of twists of the carcass cords (12) arranged in a center portion (11c) of the ply piece (11).

Discussion in the ATmosphere

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