<p>A pneumatic radial tire has a carcass and a tread (10). The carcass has at least one carcass reinforcing ply (12) and opposing bead portions. Each bead portion has a bead core and a bead apex (24). The apexes (24) in each bead portion (14) have the same radial height (HA), as measured from a bead base line (B). The tire has a bead reinforcing ply (26) comprising aramid fiber reinforcing cords located in only one bead portion (14) of the tire, with the bead reinforcing ply (26) being adjacent to the carcass reinforcing ply (12).</p>
申请公布号
EP2179871(B1)
申请公布日期
2012.08.22
申请号
EP20100150141
申请日期
2007.11.20
申请人
THE GOODYEAR TIRE & RUBBER COMPANY
发明人
EICHER, MARCO JOSEPH;MICHEL, EDOUARD PIERRE;FRAIPONT, XAVIER SEBASTIEN BENOIT;POWELL, KENNETH JENNER