Patent ID: 6997224
Filing Date: 2006-02-14
Classification: B60C,Y10T

Abstract:
1. A tire, comprising a crown, two sidewalls and two beads, a carcass reinforcement anchored in each of the beads and a crown reinforcement, wherein the carcass reinforcement comprises at least two circumferential alignments of first reinforcing threads of high elasticity modulus, each circumferential alignment of said first reinforcing threads being, within each bead, bordered axially by second reinforcing threads oriented substantially circumferentially of a modulus greater than or equal to that of said first reinforcing threads, said first reinforcing threads and second reinforcing threads being separated by a layer of mix of very high elasticity modulus, and wherein said second reinforcing threads are formed of monofilaments or unit threads arranged in a spiral and selected from the group consisting of carbon, tungsten, high-modulus aramid and steel reinforcing threads.