Self-sealing pneumatic tire with noise suppression characteristics
US12420507B2 · kind B2 · utility
0Cited by
19References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2022 |
| Grant date | Sep 23, 2025 |
| Priority date | — |
| Expiry date | Apr 21, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C5/002
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The pneumatic tires of this invention are of the tubeless type, are capable of self-sealing punctures made therein, and generate a low level of noise during use on a vehicle. These tires have a sealant/noise reduction layer which is disposed inwardly from the supporting carcass and which is typically the innermost layer of the tire. The sealant/noise reduction layer is comprised of a dispersed phase and a continuous phase, wherein the dispersed phase is comprised of a sealant material, and wherein the continuous phase is comprised of a foamed polymeric material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.