2.21.
2.22.
2.23.
2.24.
2.25.
2.26.
2.27.
2.28.
2.28.1.
2.28.2.
"Test rim" means the rim on which a tyre is required to be fitted for testing; "Chunking" means the breaking away of pieces of rubber from the tread; "Cord separation" means the parting of the cords from their rubber coating; "Ply separation" means the parting of adjacent plies;
"Tread separation" means the pulling away of the tread from the carcass;
"Load capacity index" means a figure associated with the maximum load a tyre can carry at the speed corresponding to its speed symbol according to the operating conditions specified by the tyre manufacturer. A list of those indices and of the corresponding loads is given in annex 4 to this Regulation.
"Table of tyre load capacities at various speeds" means the table in annex 8 which shows, by reference to indices of load capacity and of capacity at nominal speed, load variations of a tyre if used at speeds other than that corresponding to the index of its nominal speed category;
"Speed category" means:
The speeds, expressed by the speed category symbol as shown in the table in paragraph
2.28.2.
The speed categories are as shown in the table below: