Tread comprising interrupted grooves
US11951773B2 · kind B2 · utility
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11Claims
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Assignee
Inventor
Key dates
| Filing date | Dec 11, 2019 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | Jan 27, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C2200/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Tread (1) for a tire of a heavy-duty vehicle, having a tread surface (10), this tread (1) comprising, near to each of its edges (11), a plurality of open wells (2) on the tread surface when new, these open wells (2) of depth Pmax being arranged circumferentially with a mean distance D between two consecutive open wells; each open well (2) being delimited by two main faces (21, 22) facing one another, this tread being such that each open well (2) is connected to at least one hidden cavity (32) formed within the tread, this hidden cavity (32) opening into a main face (21, 22) of said well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.