Patent ID: 7712498
Filing Date: 2010-05-11
Classification: B60C,Y10T

Abstract:
1. A run flat tire comprising: a tread having an external surface forming a tread surface; a pair of sidewalls extended almost inward in a radial direction from an end of the tread; a pair of beads positioned on an almost inside in a radial direction of the sidewalls; a carcass laid between both of the beads along insides of the tread and the sidewalls; a load support layer positioned on an inside in an axial direction of the sidewalls; a belt formed by two belt plies or more and positioned on an outside in a radial direction of the carcass in the vicinity of the tread; and a full band covering a whole surface on an outside in a radial direction of the belt, and constituted by a cord and a topping rubber, wherein the cord of the full band is constituted by an organic fiber; and a center band having a smaller width in an axial direction than a center width in an axial direction of the full band, laminated on the full band, overlapping an equator of the tire, and constituted by a cord and a topping rubber, wherein the center band is positioned on an outside in the radial direction of the full band, and an elongation of the cord of the center band is greater than an elongation of the cord of the full band.