Title:
AIRLESS TIRE
Document Type and Number:
Japanese Patent JP2023015874
Kind Code:
A
Abstract:
To provide an airless tire capable of improving anti-uneven wear performance and maneuvering stability performance by uniformizing grounding pressure distribution when grounding on a road surface.SOLUTION: An airless tire 1 includes: a tread ring 2 having a grounding surface 2a; a hub 3 arranged on an inner side in a tire radial direction of the tread ring 2 and fixed to a wheel axle; and a spoke 4 for connecting the tread ring 2 and the hub 3. The tread ring 2 includes an outer rubber layer 6 which grounds on a road surface, an inner rubber layer 7 in contact with a spoke 4, and an intermediate rubber layer 8 arranged between the outer rubber layer 6 and the inner rubber layer 7. The intermediate rubber layer 8 includes a first rubber member 8A and a second rubber member 8B different in hardness.SELECTED DRAWING: Figure 3
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Inventors:
ISHIDA TAKAAKI
YAMANE MASAKATSU
OSAKI JUN
YAMANE MASAKATSU
OSAKI JUN
Application Number:
JP2021119938A
Publication Date:
February 01, 2023
Filing Date:
July 20, 2021
Export Citation:
Assignee:
SUMITOMO RUBBER IND
UNIV KYOTO
UNIV KYOTO
International Classes:
B60C7/00; B60B9/04
Attorney, Agent or Firm:
Sumitomo Shintaro
Shigetake Ura
Jun Naemura
Ishihara Yukinobu
Satoshi Ichida
Shigetake Ura
Jun Naemura
Ishihara Yukinobu
Satoshi Ichida