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Patent Searching and Data


Title:
DOUBLE-ROPE STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/138435
Kind Code:
A1
Abstract:
The present invention provides a double-rope structure configured to include an inner layer and an outer layer. In said double-rope structure (10), an inner layer (3) is formed of high-strength/high-modulus fibers having a yarn strength of 20 cN/dtex or greater and a yarn elastic modulus of 400 cN/dtex or greater, and the ratio of the average value of yarn lengths forming the inner layer of a cut section (V), which is obtained by cutting the rope structure (10) into a predetermined length, with respect to the rope length of the cut section (V) falls within the range from 1.005 to 1.200 in terms of yarn length/rope length.

Inventors:
KUSUDO KAZUMASA (JP)
KATSUYA SATOSHI (JP)
ASO YOSHIFUMI (JP)
YORIMITSU SHUHEI (JP)
Application Number:
PCT/JP2021/046486
Publication Date:
June 30, 2022
Filing Date:
December 16, 2021
Export Citation:
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Assignee:
KURARAY CO (JP)
International Classes:
D07B1/02; D04C1/12
Domestic Patent References:
WO2019069817A12019-04-11
WO2011145224A12011-11-24
Foreign References:
JP2013530314A2013-07-25
JPH10317289A1998-12-02
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
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