Patent ID: 7503360

Claim:
A high aspect ratio agricultural pneumatic tire comprising: a tread including a circumferential inner tread and a plurality of lugs each projecting radially outward from the inner tread; a belt reinforcing structure including four or more belt layers reinforced by synthetic cords; and a carcass having a pair of bead portions each having a core and a bead filler above each bead core, two pair of first and second carcass plies, each ply being reinforced by synthetic cords oriented radially and wrapped from the inside of each bead core around to an axially outer turnup end, the first pair of plies being radially inward and adjacent the second pair of plies between the bead cores and having the turnup ends wrapped about the bead cores and the turnup end of the second pair of plies, and wherein the turnup end of the first pair of plies extends outwardly and radially along said bead filler to a terminal end T 1 , T 1 ′ and said turnup ends of said second pair of plies extends to turnup ends T 2 , T 2 ′ wherein T 1 , T 1 ′ are located between 60% and 80% of a location Y defined as the radial location of maximum section width (SW) of the tire and the second pair of plies have the terminal ends T 2 , T 2 ′ extend above the bead cores to a location 30% to 50% of Y.