Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2020/171223
Kind Code:
A1
Abstract:
Provided is a pneumatic tire having well-balanced improvements in dry steering stability performance, uneven wear resistance performance, snow braking performance, snow handling performance, and drainage performance. A tread pattern of a pneumatic tire 10 includes: at least three circumferential main grooves extending in the circumferential direction of the tire; a plurality of lug grooves 13 provided in land portions defined by the circumferential main grooves; and sipes 16 provided between adjacent lug grooves 13. The sipes 16 are composite sipes having a two-dimensional portion and a three-dimensional portion. The tread pattern is provided with bottom raised portions 130 provided at open ends, among the open ends on both sides of the lug grooves 13, that are on the same side as the ends of the sipes 16 in which the two-dimensional portions are provided.
Inventors:
ENDO TOYOAKI (JP)
Application Number:
PCT/JP2020/007166
Publication Date:
August 27, 2020
Filing Date:
February 21, 2020
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B60C11/03; B60C11/12; B60C11/13
Domestic Patent References:
| WO2014092078A1 | 2014-06-19 | |||
| WO2013136947A1 | 2013-09-19 | |||
| WO2014084320A1 | 2014-06-05 |
Foreign References:
| JP2016132441A | 2016-07-25 | |||
| JP2014129008A | 2014-07-10 | |||
| JP2013252749A | 2013-12-19 | |||
| JP2015212146A | 2015-11-26 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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