Evolving tread for a tire
US10245891B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 9, 2014 |
| Grant date | Apr 2, 2019 |
| Priority date | — |
| Expiry date | Nov 19, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C2200/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tread for a heavy vehicle tire of total thickness PMU this tread when new having a tread surface is provided and disclosed herein. The tread includes at least one cut opening in the initial condition onto the tread surface, this cut being such that it includes an external part having the form of a groove in the main direction, this groove having a mean depth Pe less than 80% of the thickness PMU, an internal part forming the bottom of the cut, this internal part having the shape of a channel of mean width Le and mean height He, this channel being intended to form a new continuous groove when the part wear of the tread reaches at most 80% of the thickness PMU.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.