Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2021/085004
Kind Code:
A1
Abstract:
Provided is a pneumatic tire in which stud pins are implanted in a tread surface of a tread part, the pneumatic tire being capable of suppressing road surface damage while improving performance on ice. In a pneumatic tire in which stud pins P are implanted in a tread surface of a tread part 1, when band-shaped regions A, each defined between a pair of tire meridians provided so that an interval therebetween along a tire equator CL is 0.8% of the tire circumference, are arranged over the total tire circumference along a tire circumferential direction and at angles shifted one degree at a time, a plurality of the band-shaped regions A include a concentrated region A' having four or more stud pins and a dotted region a having three or fewer stud pins, and in the plurality of band-shaped regions A, a plurality of the concentrated regions A' are present intermittently along the tire circumferential direction.
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Inventors:
SHIBAI TAKASHI (JP)
Application Number:
PCT/JP2020/036755
Publication Date:
May 06, 2021
Filing Date:
September 29, 2020
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B60C11/03; B60C11/16
Domestic Patent References:
| WO2019138792A1 | 2019-07-18 |
Foreign References:
| JPS61177903U | 1986-11-06 | |||
| KR100656790B1 | 2006-12-13 | |||
| CN206884611U | 2018-01-16 | |||
| JPS5522580A | 1980-02-18 | |||
| JPS49132706A | 1974-12-19 |
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (JP)
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