Tire blank for a vehicle tire with tire bead ply means and improved vehicle tire formed therefrom
US4029138A · kind A · utility
4Cited by
5References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 20, 1975 |
| Grant date | Jun 14, 1977 |
| Priority date | — |
| Expiry date | Jan 20, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T152/10846
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tire blank for a vehicle tire provided at its bead region or surface with a pre-vulcanized ply or a ply formed of a harder rubber mixture than the rubber mixture generally employed at the bead region. Each bead region of the tire blank possesses one such ply at its inner surface, and both plies are arranged at a spacing from one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.