| 摘要 |
<p>A tyre, wheel rim and assembly comprising a pair of sidewlls (1) each comprising a lower sidewall (1a) and a bead (2) including a circumferentially extending hoop or bead core (5) characterised by the bead (2) extending laterally outwards of the tyre (T) to define with the lower sidewall (1a) a groove (14) opening in the laterally outward direction (V) and a rim (R) comprises a pair of laterally inwardly projecting tyre engaging members (16), each having a bead seat (3, 3a) and the radially inner surface thereof. The tyre, rim and assembly are lightweight and readily assembled. <IMAGE></p> |
