Patent ID: 8991459
Filing Date: 2015-03-31
Classification: B60C

Abstract:
1. A tire comprising: a tread portion; a belt disposed in the tread portion; a first bead portion, wherein the first bead portion includes a first bead core and a first bead filler; a second bead portion axially spaced from the first bead portion, wherein the second bead portion includes a second bead core and a second bead filler; a first sidewall portion disposed radially between the first bead portion and the tread portion; a second sidewall portion disposed radially between the second bead portion and the tread portion; a carcass ply including: a main portion extending circumferentially about the tire from the first bead portion to the second bead portion, a first turn-up portion extending around the first bead portion and terminating in the tread portion, and a second turn-up portion extending around the second bead portion and terminating in the tread portion; a first nylon reinforcement disposed axially between the first bead portion and the main portion of the carcass ply such that the first nylon reinforcement is disposed only on the inside of the first bead filler, wherein the first nylon reinforcement has a bottom end disposed below a top end of the first bead filler, and the first nylon reinforcement further has a top end disposed above a top end of the first bead filler at a height between 18% and 70% of a section height of the tire, where the section height of the tire is a height measured from an outer surface of the tread portion at an equatorial plane to a toe of the tire; a second nylon reinforcement disposed axially between the second bead portion and the main portion of the carcass ply such that the second nylon reinforcement is disposed only on the inside of the second bead filler, and the second nylon reinforcement has a bottom end disposed below a top end of the second bead filler, and the second nylon reinforcement further has a top end disposed above a top end of the second bead filler at a height between 18% and 70% of the section height of the tire; a first high thin bead filler (“HTBF”) disposed axially between the first turn-up portion of the carcass ply and the first sidewall portion, a second HTBF disposed axially between the second turn-up portion of the carcass ply and the second sidewall portion,