Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2020/256082
Kind Code:
A1
Abstract:
The purpose of the present invention, which is applied to a tire, is to provide a tire which has excellent rolling resistance and can achieve improvement of passing noise. In order to solve the problem, the present invention is a pneumatic tire provided with, in a sidewall part, a side rubber disposed outside a carcass in the tire width direction, and is characterized in that the side rubber has a thickness of 1 mm or more along the tire width direction at a tire maximum width position, and has a ratio (0℃tanδ/30℃tanδ), of 2.00 or more, of tanδ(0℃tanδ) at 10Hz and 0℃ to tanδ(30℃tanδ) at 10Hz and 30℃.
Inventors:
KAWASHIMA KEISUKE (JP)
Application Number:
PCT/JP2020/024034
Publication Date:
December 24, 2020
Filing Date:
June 18, 2020
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C13/00; B60C11/00
Domestic Patent References:
WO2018003526A1 | 2018-01-04 | |||
WO2016098505A1 | 2016-06-23 |
Foreign References:
JP2008056733A | 2008-03-13 | |||
JP2018150419A | 2018-09-27 | |||
JP2018145272A | 2018-09-20 | |||
JP2018083944A | 2018-05-31 | |||
JP2017218496A | 2017-12-14 | |||
JPH01174547A | 1989-07-11 | |||
US20080097024A1 | 2008-04-24 | |||
JP2004530004A | 2004-09-30 | |||
JP2010013553A | 2010-01-21 |
Other References:
See also references of EP 3988341A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
Download PDF: