Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2021/111663
Kind Code:
A1
Abstract:
This pneumatic tire has: at least two circumferential direction main grooves that extend in the tire circumferential direction, on the tread surface; and, in a land section partitioned by the two circumferential direction main grooves, a width direction sipe that extends in the tire width direction from each of the two circumferential direction main grooves, a circumferential direction sipe that extends in the tire circumferential direction, and a hole that connects to the circumferential direction sipe. The width direction sipe connects to the circumferential direction sipe or the hole. The width direction sipe has a first widened section on the sipe floor side, wherein the sipe width is greater than the tread surface side. The circumferential direction sipe has a second widened section, on the sipe floor side, having a sipe width that is greater than the tread surface side. The hole, the first widened section, and the second widened section are connected.
Inventors:
YUMII KEITA (JP)
Application Number:
PCT/JP2020/024394
Publication Date:
June 10, 2021
Filing Date:
June 22, 2020
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C11/00; B60C11/03; B60C11/12
Foreign References:
JP2011509213A | 2011-03-24 | |||
JP2013539735A | 2013-10-28 | |||
JP2013505874A | 2013-02-21 | |||
JP2017193202A | 2017-10-26 | |||
JP2019189201A | 2019-10-31 | |||
JP2006051863A | 2006-02-23 |
Other References:
See also references of EP 4043243A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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