Patent ID: 7261135
Filing Date: 2007-08-28
Classification: B60C

Abstract:
1. A method of fitting a tire (P) and a removable tread support (S) on a one-piece wheel rim (J), said rim comprising a first rim seat, inclined outwards, extended axially outwards by a projection of low height and joined axially inwards to a rim bearing surface intended to receive said tread support (S) and a second rim seat, inclined outwards, whose axially inner end is on a circle with a diameter greater than a diameter of a circle on which the axially inner end of the first rim seat is situated, and said tire (P) comprising a first bead and a second bead which will be mounted respectively on the first and second rim seats, said method comprising the steps of: (a) placing said tread support (S) into said tire (P), (b) placing, from a side opposite to the second rim seat, the second bead of said tire (P) and said tread support (S) on the rim (J) until positioned on said rim bearing surface; (c) fitting said tread support (S) completely onto said rim bearing surface and mounting the first bead on the first rim seat; and (d) mounting the second bead on the second rim seat; whereby the step (c) of fitting said tread support onto said rim bearing surface further comprises the sequence of sub-steps of: