Pneumatic tire
US10272725B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 25, 2014 |
| Grant date | Apr 30, 2019 |
| Priority date | — |
| Expiry date | Jun 10, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C2011/0395
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Performance on snowy roads is improved. Provided is a pneumatic tire, of which the mounting orientation on a vehicle is indicated. An outer middle land part is formed between a first major groove and a second major groove. The first major groove has first portions and second portions alternately formed in the tire circumferential direction, the second portions being wider than the first portions. The outer middle land part is provided with a plurality of middle inclined grooves not directly interconnected with either the first major groove or the second major groove, a plurality of outer middle lug grooves connecting the second portions of the first major groove and the middle inclined grooves, and inner middle lug grooves connecting the middle inclined grooves and the second major groove. The outer middle lug grooves are provided to different positions in the tire circumferential direction than the inner middle lug grooves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.