The invention provides a heavy duty tire. The heavy duty tire (2) can realize formation of a good communication environment and reduction of the damage risk of an RFID tag (56) while suppressing the generation of wrinkles. A tire (2) has a pair of beads (10), a carcass (12), a pair of sidewalls (6), a pair of chafer (8), and a tag member (26) including an RFID tag (56). The bead (10) has an inner apex (40) and an outer apex (42). A carcass ply (48) constituting a carcass (12) has a ply body (50) and a pair of folded portions (52). The tag member (26) is in contact with the outer apex (42) on the radially outer side of the end portion (PF) of the folded-back portion (52), the RFID tag (56) is located between the outer end (PG2) of the outer apex (42) and the outer end (PB) of the chafer (8), and the outer end (26s) of the tag member (26) is located on the radially outer side of the outer end (PB) of the chafer (8).

    本发明提供重载荷用轮胎,重载荷用轮胎(2)能够在抑制折皱的产生的同时实现良好的通信环境的形成及RFID标签(56)的损伤风险的降低。轮胎(2)具有一对胎圈(10)、胎体(12)、一对胎侧(6)、一对胎圈包布(8)以及包含RFID标签(56)的标签部件(26)。胎圈(10)具有内侧三角胶(40)和外侧三角胶(42)。构成胎体(12)的胎体帘布层(48)具有帘布层主体(50)和一对折返部(52)。标签部件(26)在折返部(52)的端部(PF)的径向外侧与外侧三角胶(42)接触,RFID标签(56)位于外侧三角胶(42)的外端(PG2)与胎圈包布(8)的外端(PB)之间,标签部件(26)的外端(26s)位于胎圈包布(8)的外端(PB)的径向外侧。


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    Title :

    Heavy duty tire


    Additional title:

    重载荷用轮胎


    Contributors:

    Publication date :

    2023-12-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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