Patent ID: 7882873

Claim:
A run-flat tire comprising: a. two circumferential sidewalls terminating with a bead wrap at a portion thereof which is proximate to a tire rim; b. at least one circumferential intermediate wall interposed between the sidewalls and terminating with a bead wrap at a portion thereof which is proximate to said rim; c. a transverse base extending from one sidewall to the other, thereby defining a compartment between a sidewall and an adjacent intermediate wall or between two adjacent intermediate walls; d. a carcass comprising a portion which is embedded within each sidewall, each intermediate wall and base, a carcass portion within an intermediate wall being connected to a carcass portion within said base by a T-shaped connection; and e. shock absorber means provided in the vicinity of said T-shaped connection, said shock absorber means comprising a sponge, wherein each of said compartments is adapted to assume an expanded symmetrical configuration when an adjacent sidewall or intermediate wall is punctured.