Run-flat insert for tires
US7044180B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 14, 2004 |
| Grant date | May 16, 2006 |
| Priority date | — |
| Expiry date | Jan 14, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C17/01
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A run-flat insert 200 for enabling a vehicle to run for limited duration on a deflated tire 20, is mounted in an assembly comprising a pneumatic tire 20 and a wheel rim 10, and said insert is mounted inside the tire and secured to the wheel rim. The insert 200 has improved characteristics in load carrying, vehicle handling, mass, and shock transmission. Such a run-flat insert 200 comprises an outer, reinforced annular band 220 that is coupled with a sidewall portion 230 having little resistance to compressive loads, and the sidewall portion 230 tell mates in a base member 240 fitted around the wheel rim 10 for securing the insert 200 to the rim 10.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.