摘要 |
Motor vehicle tyre (100) which has reduced rolling resistance (Fig. 1), the said tyre comprising at least one carcass ply (101) whose opposite lateral edges are folded externally to form carcass folds (101a) around respective right and left bead wires (102), each bead wire being encased in a respective bead (103), each bead also comprising a respective bead filling (104) and antiabrasive band (105), in which the said antiabrasive band (105) consists of a vulcanized elastomeric compound comprising at least one natural or synthetic rubber and has a loss factor (tan delta = E''/E') at 70 DEG C ≤ 0.130 and a storage modulus E' at 70 DEG C ≥ 6 MPa. |