An in-tire sound absorber for a pneumatic wheel assembly including a wheel rim and a tire fitted to the wheel rim. The sound absorber is adapted to be located within a cavity defined by the wheel rim and the tire. The sound absorber comprises a first fibrous layer and a second fibrous layer. The second fibrous layer has a higher air flow resistance than the first fibrous layer. The first fibrous layer, the second fibrous layer, or both, is made from a non-woven fibrous web.
In tire sound absorber
2018-01-16
Patent
Electronic Resource
English
RESONANCE SOUND ABSORBER, TIRE, AND METHOD FOR MOUNTING RESONANCE SOUND ABSORBER
European Patent Office | 2025
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