发明名称 |
PNEUMATIC TIRE |
摘要 |
A pneumatic tire in which a tread part is provided with a pair of central main grooves extending continuously around the circumference of the tire on both sides of a tire equator C, and central thin grooves extending continuously around the circumference of the tire on the tire-axially inner sides of the central main grooves and having less groove width than the central main grooves. The central thin grooves include a linear first central thin groove running along the tire circumference, and zigzagging second central thin grooves. The first central thin groove is provided on the tire-axially inner sides of the second central thin grooves. |
申请公布号 |
US2016243898(A1) |
申请公布日期 |
2016.08.25 |
申请号 |
US201415024465 |
申请日期 |
2014.10.02 |
申请人 |
SUMITOMO RUBBER INDUSTRIES, LTD. |
发明人 |
ITO Tadashi |
分类号 |
B60C11/03 |
主分类号 |
B60C11/03 |
代理机构 |
|
代理人 |
|
主权项 |
1. A pneumatic tire comprising:
a tread portion being provided with a pair of circumferentially and continuously extending central main grooves on both sides of a tire equator and a circumferentially and continuously extending central narrow groove disposed axially inward of the central main grooves and having a groove width smaller than those of the central main grooves; the central narrow groove comprising a first central narrow groove extending in a straight shape along a circumferential direction of the tire and a second central narrow groove extending in a zigzag shape; and the first central narrow groove being disposed axially inward of the second central narrow groove. |
地址 |
Kobe-shi, Hyogo JP |