Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2017030557
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of achieving both steering stability on a dry road surface and steering stability on a wet road surface.SOLUTION: A pneumatic tire including a tread part 1, a sidewall part 2 and a bead part 3, and designated in a mounting direction on a vehicle is such that: the tread part 1 is provided with four major grooves 11-14 including a pair of center main grooves 11 and 12 extending in the tire circumferential direction, and a pair of shoulder major grooves 13 and 14 extending in the tire circumferential direction, outside the center main grooves 11 and 12; land parts 21-25 in five rows are divided by the main grooves 11-14; the center major groove 12 outside a vehicle is formed in a zigzag shape along the tire circumferential direction; and the tread part 1 is provided with a plurality of lug grooves 31A, 31B, 33A, 33B, 34A and 34B extending from the main grooves 11, 13 and 14 excluding the center main groove 12 having a zigzag shape to the tire width direction both sides, and terminating in each of the land parts 21-25.SELECTED DRAWING: Figure 2
Inventors:
SHIBAI TAKASHI
Application Number:
JP2015152604A
Publication Date:
February 09, 2017
Filing Date:
July 31, 2015
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C11/03; B60C5/00; B60C11/13
Domestic Patent References:
| JP2014205410A | 2014-10-30 | |||
| JP2015123936A | 2015-07-06 | |||
| JP2012228992A | 2012-11-22 | |||
| JP2013220780A | 2013-10-28 | |||
| JP2016074256A | 2016-05-12 |
Foreign References:
| WO2015186443A1 | 2015-12-10 |
Attorney, Agent or Firm:
Seiryu International Patent Service Corporation
Takayoshi in the daytime
Masao Sakaizawa
Isao Hirai
Takayoshi in the daytime
Masao Sakaizawa
Isao Hirai