Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2020/213335
Kind Code:
A1
Abstract:
An objective of the present invention is to provide a pneumatic tire able to provide reduced tire noise and improved steering stability performance in a good balance. With the pneumatic tire mounted on a specified rim, set to a specified internal pressure of 92%, and loaded with a load 75% of a maximum load capacity, in a tire meridian cross-sectional view, an average thickness of an undertread rubber (16a) is less in a center region (Ce) than in a shoulder region (Sh), a ratio CAO/UAO ranges from 0.15 to 0.95, a ratio UAI/UAO is less than 1, and a ratio L/W ranges from 0.29 to 0.51.
Inventors:
FUJII HIROSHI (JP)
Application Number:
PCT/JP2020/011842
Publication Date:
October 22, 2020
Filing Date:
March 17, 2020
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B60C3/04; B60C5/00; B60C11/00; B60C11/13
Domestic Patent References:
WO2008056508A1 | 2008-05-15 |
Foreign References:
JP2013079016A | 2013-05-02 | |||
JP2001191732A | 2001-07-17 | |||
JPS4967305A | 1974-06-29 | |||
JP2008273485A | 2008-11-13 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Download PDF:
Previous Patent: SYNCHRONOUS RESET SIGNAL GENERATION CIRCUIT AND DIGITAL PROCESSING DEVICE
Next Patent: ROTOR, AND MOTOR PROVIDED WITH ROTOR
Next Patent: ROTOR, AND MOTOR PROVIDED WITH ROTOR