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Patent Searching and Data


Title:
TIER
Document Type and Number:
WIPO Patent Application WO/2018/142691
Kind Code:
A1
Abstract:
Provided is a tire in which a plurality of belt layers are overlapped in the radial direction. The belt layers have a plurality of steel cords and rubber which are arranged parallel in rows. The steel cords have a 1×4 structure in which 4 filaments are twisted together. The tire has a tensile stiffness×ends of 10,000-20,000 N/%, and an interface stiffness of 2.5-5.0 MPa.

Inventors:
MATSUOKA Akifumi (18-4, Kiyohara-Kogyodanchi, Utsunomiya-sh, Tochigi 31, 〒3213231, JP)
SUZUKI Masumi (6-9, Wakinohama-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 72, 〒6510072, JP)
FUJISAWA Koji (6-9, Wakinohama-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 72, 〒6510072, JP)
Application Number:
JP2017/038709
Publication Date:
August 09, 2018
Filing Date:
October 26, 2017
Export Citation:
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Assignee:
SUMITOMO ELECTRIC TOCHIGI CO., LTD. (18-4, Kiyohara-Kogyodanchi Utsunomiya-sh, Tochigi 31, 〒3213231, JP)
SUMITOMO (SEI) STEEL WIRE CORP. (1-1 Koyakita 1-chome, Itami-shi Hyogo, 16, 〒6640016, JP)
SUMITOMO RUBBER INDUSTRIES, LTD. (6-9 Wakinohama-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 72, 〒6510072, JP)
International Classes:
B60C9/20; B60C9/00; D07B1/06
Foreign References:
JP2016053474A2016-04-14
JP2016075003A2016-05-12
JP2015171864A2015-10-01
JP2000054280A2000-02-22
JPH07186614A1995-07-25
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (Toranomon East Bldg. 8F, 7-13 Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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