Tire noise reduction device
US11491828B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2019 |
| Grant date | Nov 8, 2022 |
| Priority date | — |
| Expiry date | Jun 22, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C19/002
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tire noise reduction device is applicable for a tire, and the tire including an tread, an inner surface, and a cavity defined inside the inner surface and configured to accommodate the tire cavity noise absorber. The tire cavity noise absorber contains at least one sound absorbing material, each of the at least one sound absorbing material includes an air chamber defined therein, a contacting face, and an extending face opposite to the contacting face. The contacting face is adhered on a portion of the inner surface corresponding to the tread by using adhesive material, and each sound absorbing material further includes a channel passing through the extending face, communicating with the air chamber, and facing a central direction of the tire.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.