Title:
空気入りタイヤ
Document Type and Number:
Japanese Patent JP6848356
Kind Code:
B2
Abstract:
A pneumatic tire 1 comprises a carcass 6 comprising a carcass ply (6A) comprising a main body portion (6a) and turned up portions (6b), and bead apex rubbers 8. Each of the bead apex rubbers 8 comprises a first rubber portion 10 and a second rubber portion 11 provided on an outer side in a tire axial direction of the first rubber portion and having smaller rubber hardness than the first rubber portion. A ratio H1/H2 of a height (H1) of an outer end (10e) in a tire radial direction of the first rubber portion 10 from a bead base line (BL) and a height (H2) of an outer end in the tire radial direction of each of the turned up portions (6b) from the bead base line (BL) is in a range of from 1.4 to 1.7.
Inventors:
Kana Sato
Application Number:
JP2016216504A
Publication Date:
March 24, 2021
Filing Date:
November 04, 2016
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
B60C15/06
Domestic Patent References:
| JP2014118069A | ||||
| JP2005008071A | ||||
| JP2010254245A | ||||
| JP2009227236A |
Attorney, Agent or Firm:
Sumitomo Shintaro
Ura Shigego
Jun Naemura
Yukinobu Ishihara
Ura Shigego
Jun Naemura
Yukinobu Ishihara