Patent ID: 8876222
Filing Date: 2014-11-04
Classification: B60B,B60C

Abstract:
1. A wheel assembly for a motor vehicle comprising a multi-piece wheel rim comprising two pieces a tire having beads mounted respectively against axially inner and outer flanges of said rim, and at least one protector shield in a form of a curved ring which is mounted on said rim to protect at least one sidewall of the tire and which extends along at least a part of the radial height of said at least one sidewall, wherein said shield includes a fire protection part which defines an outer convex face of said shield and which comprises a cross-linked rubber composition which exhibits flame retardant and heat resistance properties for imparting to said tire a fire protection against flames and flammable substances, said shield being integrally formed of said fire protection part which consists of said cross-linked rubber composition and optionally of at least one reinforcing layer made of fabric, fiberglass or metal, and wherein said shield is fixed to a radially outer end of a circumferential support which is attached to said pieces of said wheel rim in a junction zone of said pieces, said radially outer end of the support extending axially outside said rim so that said shield is not in contact with the rim.