Title:
タイヤ
Document Type and Number:
Japanese Patent JP7419814
Kind Code:
B2
Abstract:
To provide a tire that allows for improvement of ride quality and quietness.SOLUTION: A tire 2 is provided which includes a tread portion 2. The tread portion 2 comprises: a crown land portion 5; a middle land portion 6A; a shoulder land portion 7A; a crown circumferential groove 3A extending between the crown land portion 5 and the middle land portion 6A; and a shoulder circumferential groove 4A extending between the middle land portion 6A and the shoulder land portion 7A. A plurality of semi-open type crown sipes 8 is formed in the crown land portion 5. A chamfered portion 8a is formed in the crown sipe 8. A plurality of semi-open type first middle sipes 9 communicating with the crown circumferential groove 3A and a plurality of semi-open type second middle sipes 10 communicating with the shoulder circumferential groove 4A are each formed in the middle land portion 6A.SELECTED DRAWING: Figure 1
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Inventors:
Takashi Okada
Shunta Kogatsu
Shunta Kogatsu
Application Number:
JP2019238295A
Publication Date:
January 23, 2024
Filing Date:
December 27, 2019
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
B60C11/12; B60C5/00; B60C11/03
Domestic Patent References:
| JP2169306A | ||||
| JP2018203152A | ||||
| JP2013139193A |
Foreign References:
| WO2019111089A1 | ||||
| WO2016125814A1 |
Attorney, Agent or Firm:
Shintaro Sumitomo
Shigetake Ura
Jun Naemura
Yukinobu Ishihara
Satoshi Ichida
Shigetake Ura
Jun Naemura
Yukinobu Ishihara
Satoshi Ichida
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