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Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2019/022128
Kind Code:
A1
Abstract:
Provided is a pneumatic tire that is favorable for traveling on an unpaved road and shows improved traveling performance and anti-wear performance on an unpaved road. Of a plurality of blocks 13 formed in a tread portion, at least three blocks 13 that include an outermost block 13o located outermost in a tire width direction and are adjacent to each other in the tire width direction, and at least two vertical grooves 11 located between these blocks 13, are arranged on a platform 15 that protrudes from a groove bottom of a horizontal groove 12, has a flat top surface, and projects to either side in a tire circumferential direction with respect to the at least three blocks 13, and a bottom raising portion 16 protruding from a groove bottom of the vertical groove 11 adjacent to the outermost block 13o is provided on the groove bottom of the vertical groove 11, to connect the outermost block 13o to the block 13 adjacent to the outermost block 13o.

Inventors:
YOSHIDA HIROYUKI (JP)
Application Number:
PCT/JP2018/027874
Publication Date:
January 31, 2019
Filing Date:
July 25, 2018
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B60C11/03; B60C11/13
Foreign References:
JP2006027610A2006-02-02
JP2009166554A2009-07-30
JP2015128963A2015-07-16
US20030056867A12003-03-27
US6263933B12001-07-24
JP2009220779A2009-10-01
Other References:
See also references of EP 3659824A4
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (JP)
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