Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2017/217426
Kind Code:
A1
Abstract:
This tire has, on the surface of the tire tread, multiple land portions that extend along the equator of the tire and are partitioned by the tread edges and at least one circumferential groove, and is characterized in that, in width-direction cross-sectional view of the tire, the outline of the tire tread surface on at least one side bordered by the equator has multiple arcs with different radii of curvature, and of these, the arc with the smallest radius of curvature is in the land portion that has the greatest length in the tread width direction, and an arc having a radius of curvature greater than that of said arc is arranged to the tread edge side of said arc having the smallest radius of curvature.
Inventors:
HIRAISHI TOMOHIRO (JP)
Application Number:
PCT/JP2017/021862
Publication Date:
December 21, 2017
Filing Date:
June 13, 2017
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C11/00; B60C11/03
Domestic Patent References:
| WO2004024473A1 | 2004-03-25 |
Foreign References:
| JPH11165504A | 1999-06-22 | |||
| JP2002029216A | 2002-01-29 | |||
| JPH03204305A | 1991-09-05 | |||
| JP2015074335A | 2015-04-20 | |||
| JP2006213205A | 2006-08-17 |
Other References:
See also references of EP 3470242A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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