Pneumatic tire having white sidewall rubber layer disposed between black sidewall rubber layers and wing rubber layer
AssigneeSumitomo Rubber Industries, Ltd.
InventorKazuyuki Niizato
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AssigneeSumitomo Rubber Industries, Ltd.
InventorKazuyuki Niizato
Estimating the term…
A pneumatic tire has radially outer black sidewall rubber, radially inner black sidewall rubber, white sidewall rubber therebetween and a wing rubber layer contacting carcass, tread rubber layer and radially outer black sidewall rubber and white sidewall rubber. The radially outer black sidewall rubber extends from the tread edge (P1) to a point (P3) on the tire outer surface, contacts the wing rubber layer extending from the tread edge (P1) to a point (P2), and contacts the white sidewall rubber extending from the point (P2) to the point (P3). The white sidewall rubber is provided between the point (P3) and the point (P4) with a protrusion so that the thickness (DP) of the white sidewall rubber from outer surface to cords of carcass is not less than 4 mm. The maximum thickness (DS) of the radially outer black sidewall rubber is not less than 3 mm at the point (P2).
A pneumatic tire comprising
Dependencies are inferred from the claim text.