Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2020/085496
Kind Code:
A1
Abstract:
According to the present invention, a bead part (60) of a pneumatic tire (10) has a bead structure (61) that includes: a bead core (62) in which a bead cord is coated with a resin material; and a bead filler (63) that is formed from the resin material, is continuous with the bead core (62), and narrows toward the tire-radial-direction outside. The bead structure (61) has a weld line (64) of the resin material. The weld line (64) is formed further to the tire-radial-direction inside than 2/3 of the total tire-radial-direction height of the bead structure (61).
Inventors:
YAMADA TAKUMI
FUDEMOTO HIROYUKI
FUDEMOTO HIROYUKI
Application Number:
PCT/JP2019/041948
Publication Date:
April 30, 2020
Filing Date:
October 25, 2019
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C15/04; B60C15/06
Domestic Patent References:
| WO2013089111A1 | 2013-06-20 |
Foreign References:
| JP2018111400A | 2018-07-19 | |||
| JP2011235835A | 2011-11-24 |
Other References:
See also references of EP 3871907A4
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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