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1. (WO2017170154) TIRE NOISE REDUCTION DEVICE AND PNEUMATIC TIRE PROVIDED WITH SAME

Pub. No.:    WO/2017/170154    International Application No.:    PCT/JP2017/011803
Publication Date: Fri Oct 06 01:59:59 CEST 2017 International Filing Date: Fri Mar 24 00:59:59 CET 2017
IPC: B60C 5/00
Applicants: THE YOKOHAMA RUBBER CO., LTD.
横浜ゴム株式会社
Inventors: NARUSE Masahiro
成瀬 雅公
Title: TIRE NOISE REDUCTION DEVICE AND PNEUMATIC TIRE PROVIDED WITH SAME
Abstract:
Provided are: a tire noise reduction device capable of improving high-speed durability by inhibiting breakage of a sound absorbing material and damage to a tire inner surface that are caused by friction between a band member and the sound absorbing material and between the band member and the tire inner surface; and a pneumatic tire provided with the same. A tire noise reduction device 6 is provided with: a sound absorbing material 7 made of a porous material; and a band member 8 which is for attaching the sound absorbing material 7 to a tire inner surface 5 and which is disposed between the sound absorbing material 7 and the tire inner surface 5, wherein the band material 7 has, on both surface sides at both ends in the width direction thereof, chamfered parts C1 and C2.