Title:
PNEUMATIC TIRE AND TIRE VULCANIZATION MOLD
Document Type and Number:
Japanese Patent JP2019104261
Kind Code:
A
Abstract:
To provide a pneumatic tire and a tire vulcanization mold capable of forming a slender projection which does not affect a tire characteristic such as appearance and rolling resistance, without damaging drainage performance of grooves provided in a tread part.SOLUTION: A pneumatic tire T includes a plurality of main grooves 31 extending in the tire circumferential direction and a plurality of land parts 32, 33, 34 partitioned by the main grooves 31, in a tread part 3. Each of the land parts 32, 33, 34 includes: a fine hole 50 recessed inwardly in the tire radial direction from a ground surface 35; and a columnar part 54 protruding toward the radial direction outwardly from a bottom surface 52 of the fine hole 50.SELECTED DRAWING: Figure 1
Inventors:
FUKASE KENSUKE
Application Number:
JP2017236241A
Publication Date:
June 27, 2019
Filing Date:
December 08, 2017
Export Citation:
Assignee:
TOYO TIRE & RUBBER CO
International Classes:
B60C11/00; B29C33/02; B29C35/02
Domestic Patent References:
| JP2001138715A | 2001-05-22 | |||
| JP2012166770A | 2012-09-06 | |||
| JP2010105624A | 2010-05-13 | |||
| JP2001039127A | 2001-02-13 | |||
| JP2016016557A | 2016-02-01 |
Attorney, Agent or Firm:
Masato Tsuda
Tetsuji Nakamura
Katsuyuki Tomita
Ariyoshi Yasuomi
Ryu Maesawa
Mizutori Masahiro
Tamako Tsutada
Tetsuji Nakamura
Katsuyuki Tomita
Ariyoshi Yasuomi
Ryu Maesawa
Mizutori Masahiro
Tamako Tsutada