Winter tire
US10046607B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 4, 2016 |
| Grant date | Aug 14, 2018 |
| Priority date | — |
| Expiry date | Jun 16, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C2011/0358
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A winter tire includes a tread portion provided with first inclined main grooves extending from a first tread edge near a tire equator, second inclined main grooves extending from a second tread edge near the tire equator, a first inner longitudinal groove connecting a pair of first inclined main grooves at the vicinity of the tire equator and a second inner longitudinal groove connecting a pair of second inclined main grooves at the vicinity of the tire equator. Each of the first inclined main grooves includes an axially first inner end portion extending along an axial direction of the tire to the second inner longitudinal groove, and each of the second inclined main grooves includes an axially second inner end portion extending along the axial direction of the tire to the first inner longitudinal groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.