Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2023017559
Kind Code:
A
Abstract:
To provide a pneumatic tire with good drainage performance.SOLUTION: A pneumatic tire 1 is provided with a center main groove 10, shoulder main grooves 11 and 12, and two ribs 13 and 14 sandwiched between the center main groove 10 and the shoulder main grooves 11 and 12 and extending in a tire circumferential direction. The ribs 13 and 14 are provided with a plurality of sipes 20 and 30. On both opposing walls of the sipes 20 and 30, tapered surfaces 21, 22, 31, and 32 expanding opening width to a grounding surface are formed. The tapered surfaces 21, 22, 31, and 32 have fixed depth in extending directions of the sipes 20 and 30. The sipes 20 and 30 open to the center main groove 10, and the tapered surfaces 21, 22, 31, and 32 reach the center main groove 10.SELECTED DRAWING: Figure 2
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Inventors:
KURIYAMA HIKARU
Application Number:
JP2021121903A
Publication Date:
February 07, 2023
Filing Date:
July 26, 2021
Export Citation:
Assignee:
TOYO TIRE CORP
International Classes:
B60C11/12; B60C11/03
Attorney, Agent or Firm:
Masato Tsutada
Tetsushi Nakamura
Katsuyuki Tomita
Yasuomi Arichika
Ryu Maezawa
Waterfowl Masahiro
Tetsushi Nakamura
Katsuyuki Tomita
Yasuomi Arichika
Ryu Maezawa
Waterfowl Masahiro