Patent ID: 7503363

Claim:
A pneumatic super single radial truck tire ( 10 ) of the type having at least one pair of parallel annular beads ( 17 ), at least one carcass ply (16) wrapped around said beads, a crown reinforcing structure comprising radially spaced spliced belts plies and a helically wound belt ply in a crown area of said tire, tread ( 28 ) disposed over said crown reinforcing structure, and sidewalls ( 26 ) disposed between said tread and said beads, characterized in that the belt plies comprise a least three ply layers ( 23 , 24 , 25 ) and at least one radially outermost helically wound layer ( 22 ) located radially outward of the ply layers in a full spiral overlay wherein the width (EB 1 ) of the inwardmost belt ( 25 ) is about 90% of a footprint width of the tire tread; the width (EB 2 ) of the next radially outward layer ( 24 ) is about 97% of a footprint width of the tire tread; the width (EB 3 ) of the next radially outward layer ( 23 ) is about 90% of the footprint width of the tire tread; and the width (EB 4 ) of a helically wound outermost belt ( 22 ) is about 100% of the footprint width of the tire tread.