Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2023/032428
Kind Code:
A1
Abstract:
A tire according to the present invention has at least one land part demarcated on a tread surface 1 of the tire. The tire is characterized in that: the land part has provided thereto at least one sipe 4 extending in the tire circumferential direction or the tire width direction; the sipe 4 has a narrow width section 41 continuously extending from the tread surface 1 toward the radially inner side of the tire, an increased width section 42 disposed on the inner side of the narrow width section 41 in the tire radial direction and having a greater sipe width than that of the narrow width section 41, and a plurality of bottom grooves 43 disposed at the bottom of the increased width section 42 and extending in the extension direction of the sipe 4.
Inventors:
TANAKA YUTA (JP)
Application Number:
PCT/JP2022/024943
Publication Date:
March 09, 2023
Filing Date:
June 22, 2022
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C11/03; B60C11/12
Foreign References:
| EP2311655A1 | 2011-04-20 | |||
| JP2020203500A | 2020-12-24 | |||
| CN102079223A | 2011-06-01 | |||
| JP2005161967A | 2005-06-23 | |||
| JP2020203503A | 2020-12-24 | |||
| JP2014509980A | 2014-04-24 | |||
| JPH11189016A | 1999-07-13 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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