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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2018/025854
Kind Code:
Provided is a pneumatic tire in which a position in which to install a band-shaped sound-absorbing material, which adheres to a tire inner surface, is devised and an incision is formed in the outer peripheral surface of the band-shaped sound-absorbing material, thereby making it possible to simultaneously improve both the high-speed durability and the adhesiveness of the band-shaped sound-absorbing material. This pneumatic tire is provided with a carcass layer 10 spanning between a pair of bead sections 3, and a belt layer 14 disposed on the outer peripheral side of the carcass layer 10, a band-shaped sound-absorbing material 6 that extends in a tire circumference direction adhering to a region that corresponds to a tread section 1 on a tire inner surface 4, wherein the band-shaped sound-absorbing material 6 is locally disposed at a position outside of a central region of the region that corresponds to the tread section 1, and the outer peripheral surface of the band-shaped sound-absorbing material 6 has a plurality of incisions 7 that extend in the tire circumference direction.

HOSHIBA Takashi (Hiratsuka Factory, 2-1, Oiwake, Hiratsuka-sh, Kanagawa 01, 〒2548601, JP)
Application Number:
Publication Date:
February 08, 2018
Filing Date:
August 01, 2017
Export Citation:
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THE YOKOHAMA RUBBER CO., LTD. (36-11, Shimbashi 5-chome Minato-k, Tokyo 85, 〒1058685, JP)
International Classes:
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (37 Kowa Building, 4-5 Tsukiji 1-chome, Chuo-k, Tokyo 45, 〒1040045, JP)
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