Schwerlastreifen

Details

Veröffentlichungs-Nr.

EP4711155

Anmeldetag

13. August 2025

Veröffentlichung

18. März 2026

Rechtsraum

EP

IPC

B60C15/06(YOSHINO MASAYUKI et al.)

Abstract

Provided is a heavy duty tire 2 that can achieve weight reduction while maintaining good durability. The tire 2 includes a carcass 12, a pair of sidewalls 6, a pair of chafers 8, and a pair of reinforcement layers 22. The carcass 12 includes a carcass ply 38. The carcass ply 38 includes a ply body 40 and a pair of turned-up portions 42. Each of the reinforcement layers 22 includes a fiber reinforcement layer 48. The fiber reinforcement layer 48 is composed of one fiber reinforcement ply 52. Each sidewall 6 and each chafer 8 are joined at a boundary 54 extending between a radially inner end SU of the sidewall 6 and a radially outer end CG of the chafer 8. The chafer 8 covers the radially inner end SU of the sidewall 6. The sidewall 6 is softer than the chafer 8.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete