OPTICAL FIBER CABLE

An optical fiber cable 1 provided with: a cable body 10 that has optical fibers 14; an outer cylindrical sheath 40 that houses the cable body 10; a protective layer 30 provided between the cable body 10 and the outer sheath 40; and tearing strings 20A, 20B provided between the cable body 10 and the...

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Bibliographic Details
Main Authors OHNO, Masatoshi, NAMAZUE, Akira, OSATO, Ken
Format Patent
LanguageEnglish
French
Japanese
Published 18.11.2021
Subjects
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Summary:An optical fiber cable 1 provided with: a cable body 10 that has optical fibers 14; an outer cylindrical sheath 40 that houses the cable body 10; a protective layer 30 provided between the cable body 10 and the outer sheath 40; and tearing strings 20A, 20B provided between the cable body 10 and the protective layer 30, wherein the protective layer 30 has grooves 36 formed in the inner surface 302a so as to extend in the axial direction of the cable body 10, and the tearing strings 20A, 20B are arranged in the grooves 36. L'invention concerne un câble à fibre optique (1) comportant : un corps de câble (10) qui comporte des fibres optiques (14) ; une gaine cylindrique externe (40) qui loge le corps de câble (10) ; une couche de protection (30) disposée entre le corps de câble (10) et la gaine externe (40) ; et des fils de déchirement (20A, 20B) disposés entre le corps de câble (10) et la couche de protection (30), la couche de protection (30) ayant des rainures (36) formées dans la surface interne (302a) de façon à s'étendre dans la direction axiale du corps de câble (10), et les fils de déchirement (20A, 20B) étant agencés dans les rainures (36). 光ファイバケーブル1は、光ファイバ14を有するケーブル本体部10と、ケーブル本体部10を収容する筒状の外部シース40と、ケーブル本体部10と外部シース40との間に設けられた保護層30と、ケーブル本体部10と保護層30との間に設けられた引裂き紐20A,20Bと、を備え、保護層30は、ケーブル本体部10の軸方向に延在する溝36を内面302aに有し、引裂き紐20A,20Bは、溝36に配置されている。
Bibliography:Application Number: WO2021JP05686