Title:
AIRLESS TIRE
Document Type and Number:
Japanese Patent JP2022029954
Kind Code:
A
Abstract:
To provide an airless tire capable of making ride comfort performance and durability compatible at high dimension.SOLUTION: An airless tire 1 is equipped with a tread ring 2, a hub 3, and a spoke 4 for coupling the tread ring 2 and the hub 3. The spoke 4 includes a plurality of platy spoke plate portions 5. The spoke plate portion 5, when viewed from a spoke thickness direction, has a first edge portion 6 on the hub 3 side, a second edge portion 7 on the tread ring 2 side, and a third edge portion 8 and a fourth edge portion 9 coupling the first edge portion 6 and the second edge portion 7. The third edge portion 8 extends at an obtuse angle with respect to the first edge portion 6 and at an acute angle with respect to the second edge portion 7. The spoke plate portion 5, when viewed from a spoke width direction, has a first curved portion 10 curved so as to project out to one side in a tire circumferential direction, and a second curved portion 11 curved so as to project out to the other side in the tire circumferential direction. At the third edge portion 8, an amplitude a1 of the first curved portion 10 is larger than an amplitude a2 of the second curved portion 11.SELECTED DRAWING: Figure 5
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Inventors:
YAMANE MASAKATSU
Application Number:
JP2020133570A
Publication Date:
February 18, 2022
Filing Date:
August 06, 2020
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
B60C7/00; B60B9/26
Attorney, Agent or Firm:
Sumitomo Shintaro
Shigetake Ura
Jun Naemura
Ishihara Yukinobu
Satoshi Ichida
Shigetake Ura
Jun Naemura
Ishihara Yukinobu
Satoshi Ichida