Title:
ANNULAR METAL CORD, ENDLESS METAL BELT AND METHOD OF PRODUCING ANNULAR METAL CORD
Document Type and Number:
WIPO Patent Application WO/2010/106875
Kind Code:
A1
Abstract:
Provided is an annular metal cord wherein a continuously repeated load does not cause any loosening of strands and the wound shape can be maintained, and also provided is an endless metal belt and a method of producing an annular metal cord.
An annular metal cord (C1) is configured in such a manner that one strand material (1) unstranded from a metal cord, where a plurality of strand materials (1) are stranded with a set-height/diameter ratio of 92-112% to surround the center including no core material, is made in an annular shape having the number of laps more than that of the metal cord by one lap, and is wound annularly while fitting the extra length in the spiral gap from where other strand materials are removed.
Inventors:
WAKAHARA, Hitoshi (18-4, Kiyohara-Kogyodanchi, Utsunomiya-sh, Tochigi 31, 〒3213231, JP)
若原 仁志 (〒31 栃木県宇都宮市清原工業団地１８番４ 栃木住友電工株式会社内 Tochigi, 〒3213231, JP)
若原 仁志 (〒31 栃木県宇都宮市清原工業団地１８番４ 栃木住友電工株式会社内 Tochigi, 〒3213231, JP)
Application Number:
JP2010/052617
Publication Date:
September 23, 2010
Filing Date:
February 22, 2010
Export Citation:
Assignee:
SUMITOMO ELECTRIC TOCHIGI CO., LTD. (18-4, Kiyohara-Kogyodanchi Utsunomiya-sh, Tochigi 31, 〒3213231, JP)
栃木住友電工株式会社 (〒31 栃木県宇都宮市清原工業団地１８番４ Tochigi, 〒3213231, JP)
WAKAHARA, Hitoshi (18-4, Kiyohara-Kogyodanchi, Utsunomiya-sh, Tochigi 31, 〒3213231, JP)
栃木住友電工株式会社 (〒31 栃木県宇都宮市清原工業団地１８番４ Tochigi, 〒3213231, JP)
WAKAHARA, Hitoshi (18-4, Kiyohara-Kogyodanchi, Utsunomiya-sh, Tochigi 31, 〒3213231, JP)
International Classes:
D07B1/18; B21F37/00; D07B1/06; D07B7/18
Attorney, Agent or Firm:
NISHIMA, Hideaki et al. (1-3, Shimaya 1-chome, Konohana-ku, Osaka-sh, Osaka 24, 〒5540024, JP)
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