Sound-absorbing material
JP1770872SActive Publication Date: 2025-05-27RESONAC CORP
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Patent Information
- Application Number
- JP2023017648D
- Authority / Receiving Office
- JP · JP
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2023-08-30
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2048-08-30
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Abstract
This article is a sound-absorbing material that is attached to the inner peripheral surface of an automotive tire and used to reduce cavity resonance noise. This article takes in cavity resonance noise from the holes provided on the surface into the inner hollow part and reduces the cavity resonance noise.
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