Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2019093834
Kind Code:
A
Abstract:
To provide a pneumatic tire capable of improving wet road performance while securing both snow road and dry road performances.SOLUTION: A pneumatic tire is equipped with: the circumferential fine grooves 40 formed on a tread surface 10 and extending in a tire circumferential direction; the lug grooves 50 formed on the tread surface 10, extending in a tire width direction and communicating with the fine groove 40; and the bottom-up parts 70 formed to the connection parts 48 of the fine groove 40 and the lug groove 50. The bottom-up part 70 has a circumferential bottom-up part 71 formed in the fine groove 40 with a length longer than the groove width of the lug groove 50, and a width-directed bottom-up part 75 formed in the lug groove 50 continuing from the circumferential bottom-up part 71. Besides, a circumferential slit 81 extending in the tire circumferential direction to penetrate the bottom-up part 71 is formed on the bottom-up part 71.SELECTED DRAWING: Figure 3
More Like This:
| JP5973139 | Tire |
| JP5903113 | Pneumatic tires |
| JP4580437 | Motorcycle tires |
Inventors:
ENOMOTO SHINGI
Application Number:
JP2017223583A
Publication Date:
June 20, 2019
Filing Date:
November 21, 2017
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C11/13; B60C11/01
Attorney, Agent or Firm:
Sakai International Patent Office