Pneumatic tire
US10226968B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 7, 2015 |
| Grant date | Mar 12, 2019 |
| Priority date | — |
| Expiry date | Jan 19, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C2011/1209
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A pneumatic tire includes a tread having a first tread edge, main grooves in tire circumferential direction, lands bordered by the main grooves, and lateral grooves crossing through the lands. Each land includes a first section having the first tread edge, a second section adjacent to an inner side of the first section, and a third section adjacent to an inner side of the second section, each lateral groove includes first, second and third grooves in the sections, respectively, each lateral groove has an outer portion that extends from first tread-edge side land periphery and a sipe portion that is connected to the outer portion and extends to the other land periphery opposite a first tread-edge side, and the lateral grooves satisfy A1>A2>A3 and B1<B2<B3, where A1, A2 and A3 represent axial lengths of the outer portions, and B1, B2 and B3 represent axial lengths of the sipe portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.