Runflat tire system and support ring therefor

Details Runflat tire system and support ring therefor Runflat tire system and support ring therefor

2006-02-17

2008-03-04

Johnstone, Adrienne C. (Department: 1733)

Resilient tires and wheels

Tires, resilient

Cushion and pneumatic combined

C152S520000

Reexamination Certificate

active

07337814

ABSTRACT:
A runflat tire system comprises a pneumatic tire, a wheel rim on which the pneumatic tire is mounted, and a support ring made of an elastic material and disposed in a cavity surrounded by an inner surface of the rim and an inner surface of the tire mounted thereon, wherein the support ring comprises an annular body extending in a circumferential direction of the tire and being provided with a plurality of recesses each opening at the cavity, and at least two sound reflectors each being attached to the recess and including an outer surface made of a non-porous material so as to reflect sound in the cavity.

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patent: WO-00/76791 (2000-12-01), None
patent: WO-01/23195 (2001-04-01), None

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