Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2018062188
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve uneven shoulder wear resistance without impairing belt durability.SOLUTION: A pneumatic tire includes: a pair of crossing belt layers 82 and 84 in which directions of the inside and outside of a vehicle when mounted on the vehicle are designated, and belt cords that are provided in a tread portion 2 so that dimensions in a tire width direction are different and are inclined in a tire circumferential direction cross each other; and a circumferential belt layer 83 which is arranged between the crossing belt layers 82 and 84 and has a belt cord 831 arranged in the tire circumferential direction, where in the circumferential belt layer 83, a width WCin in the vehicle inside from a tire equator surface CL and a tire width direction end 83a and a width WCout in the vehicle outside are WCin-WCout≥20 mm, and a width WNin in the vehicle inside from the tire equator surface CL of a narrow belt 84 of the crossing belt layer to a tire width direction end 84a is 5 mm≤WNin-WCin≤25 mm.SELECTED DRAWING: Figure 1
Inventors:
HAMANAKA HIDEKI
Application Number:
JP2016199678A
Publication Date:
April 19, 2018
Filing Date:
October 11, 2016
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C9/30; B60C3/04; B60C5/00; B60C9/18; B60C9/20; B60C9/22
Domestic Patent References:
| JP2016068834A | 2016-05-09 | |||
| JPH11502166A | 1999-02-23 |
Foreign References:
| WO2015130286A1 | 2015-09-03 | |||
| WO2014010093A1 | 2014-01-16 |
Attorney, Agent or Firm:
Sakai International Patent Office