Tire tread with apertures and a method for the manufacture of a tire tread with apertures
US9555591B2 · kind B2 · utility
0Cited by
16References
19Claims
0Family size
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Key dates
| Filing date | Mar 23, 2011 |
| Grant date | Jan 31, 2017 |
| Priority date | — |
| Expiry date | May 9, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C11/0323
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A tire tread with certain features and a method for manufacturing such a tire tread are provided. More particularly, a tire tread is provided that has layers of apertures where some layers remain covered until after a certain amount of tread wear has occurred. Such apertures can comprise, for example, sipes, grooves, or other apertured features in the tread. A method of making such tire tread is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.