Tire
US10322608B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 12, 2017 |
| Grant date | Jun 18, 2019 |
| Priority date | — |
| Expiry date | Jan 21, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C2011/133
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tire is provided in a first half-tread portion with a first shoulder main groove and a first shoulder land region 4D and a first middle land region 4B on the axially outside and axially inside thereof, respectively. The first shoulder land region 4D is divided into first shoulder blocks 7D each provided with a first shoulder chamfer portion 10 at the corner portion 10 between the ground contacting surface and the groove side wall of the first shoulder main groove 3C. Both ends of the first shoulder chamfer portion 10 terminate without being connected to the first shoulder transverse grooves 6D. The first middle land region 4B is provided at the corner 14 between its ground contacting surface and the groove side wall of the first shoulder main groove with first middle chamfer portions 15 each positioned in a part of the range between the adjacent first middle rug grooves 6B. The first middle chamfer portions 15 are disposed so as face the first shoulder chamfer portions 10.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.