TOYOTA 2011 Yaris Sedan - Manual (Page 370)

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6-1. Specifications
6
Vehicl
e sp
ecification
s
Tire related term Meaning
Bead
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
Bead separation
A breakdown of the bond between components
in the bead
Bias ply tire
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 cen-
terline of the tread
Carcass
The tire structure, except tread and sidewall
rubber which, when inflated, bears the load
Chunking
The breaking away of pieces of the tread or
sidewall
Cord The strands forming the plies in the tire
Cord separation
The parting of cords from adjacent rubber com-
pounds
Cracking
Any parting within the tread, sidewall, or inner-
liner of the tire extending to cord material
CT
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
Extra load tire
A tire designed to operate at higher loads and
at higher inflation pressures than the corre-
sponding standard tire
Groove The space between two adjacent tread ribs
Innerliner
The layer(s) forming the inside surface of a
tubeless tire that contains the inflating medium
within the tire
Innerliner separation
The parting of the innerliner from cord material
in the carcass