2011 Lexus IS 350 Owners Manual - Page 524

6-1. Specifications Tire related term Bead Meaning The part of the tire that is made of steel wires, wrapped or reinforced by ply cords and that is shaped to fit the rim A breakdown of the bond between components in the bead A pneumatic tire in which the ply cords that extend to the beads are laid at alternate angles substantially less than 90 degrees to the centerline of the tread The tire structure, except tread and sidewall rubber which, when inflated, bears the load The breaking away of pieces of the tread or sidewall The strands forming the plies in the tire The parting of cords from adjacent rubber compounds Any parting within the tread, sidewall, or innerliner of the tire extending to cord material A pneumatic tire with an inverted flange tire and rim system in which the rim is designed with rim flanges pointed radially inward and the tire is designed to fit on the underside of the rim in a manner that encloses the rim flanges inside the air cavity of the tire A tire designed to operate at higher loads and at higher inflation pressures than the corresponding standard tire The space between two adjacent tread ribs The layer(s) forming the inside surface of a tubeless tire that contains the inflating medium within the tire The parting of the innerliner from cord material in the carcass Bead separation Bias ply tire Carcass Chunking Cord Cord separation Cracking CT Extra load tire Groove Innerliner Innerliner separation 536