JPS59128604U - fiber optic cable - Google Patents
fiber optic cableInfo
- Publication number
- JPS59128604U JPS59128604U JP2212083U JP2212083U JPS59128604U JP S59128604 U JPS59128604 U JP S59128604U JP 2212083 U JP2212083 U JP 2212083U JP 2212083 U JP2212083 U JP 2212083U JP S59128604 U JPS59128604 U JP S59128604U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- outer periphery
- cushion layer
- modulus
- fiber optic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Insulated Conductors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来例の光フアイバ心線の横断面図、第2図な
いし第4図は本考案の実施例を示し、第2図は光フアイ
バケーブルの横断面図、第3図はこの光フアイバケーブ
ルの一部を構成する光フアイバユニットの横断面図、第
4図はこの光フアイバユニットの一部を構成する光フア
イバ心線の横断面図である。
1・・・光フアイバケーブル、2・・・光フアイバユニ
ット、3・・・光フアイバ心線、4・・・コア、5・・
・クラッド、6・・・光ファイバ、7・・・第1クッシ
ョン層、8・・・スキン層、12・・・第2クッション
層、14゜18・・・ラミネートアルミテープ、16・
・・第3クッション層、20・・・外被、22・・・テ
ィジョンメンバ。Fig. 1 is a cross-sectional view of a conventional optical fiber cable, Figs. 2 to 4 show an embodiment of the present invention, Fig. 2 is a cross-sectional view of an optical fiber cable, and Fig. 3 is a cross-sectional view of this optical fiber cable. FIG. 4 is a cross-sectional view of an optical fiber unit forming a part of the fiber cable, and FIG. 4 is a cross-sectional view of an optical fiber core forming a part of the optical fiber unit. DESCRIPTION OF SYMBOLS 1... Optical fiber cable, 2... Optical fiber unit, 3... Optical fiber core wire, 4... Core, 5...
・Clad, 6... Optical fiber, 7... First cushion layer, 8... Skin layer, 12... Second cushion layer, 14° 18... Laminated aluminum tape, 16.
...Third cushion layer, 20... Outer cover, 22... Tijo member.
Claims (1)
率の材料からなる第1クッション層が、この第1クッシ
ョン層の外周に機械強度が大きく摩擦係数の小さいプラ
スチックでできた薄肉のスキン層がそれぞれ設けられて
光フアイバ心線が形成され、この光フアイバ心線の複数
本が、これらの光フアイバ心線を覆う低ヤング率材料か
らなる第2クッション層によって集束され、この第2ク
ッション層の外周にアルミニウムテープに熱可塑性樹脂
層を積層してなる積層テープが被覆されて光フアイバユ
ニットが形成され、この光フアイバユニットの複数本を
集合し、この光フアイバユニットの集合体の外周にプラ
スチックでできた外被が被覆され、この外被には少なく
とも4本のテンションメンバが埋設されていることを特
徴とする光フアイバケーブル。A first cushion layer made of a material with a low Young's modulus is placed on the outer periphery of an optical fiber consisting of a core and a cladding, and a thin skin layer made of a plastic with high mechanical strength and a small coefficient of friction is placed on the outer periphery of this first cushion layer. a plurality of optical fibers are bundled by a second cushion layer of a low Young's modulus material covering the optical fibers, and the outer periphery of the second cushion layer is An optical fiber unit is formed by covering an aluminum tape with a laminated tape made by laminating a thermoplastic resin layer, and a plurality of optical fiber units are assembled, and a plastic material is attached to the outer periphery of the assembly of optical fiber units. 1. An optical fiber cable characterized in that the cable is coated with an outer sheath, and at least four tension members are embedded in the outer sheath.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2212083U JPS59128604U (en) | 1983-02-17 | 1983-02-17 | fiber optic cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2212083U JPS59128604U (en) | 1983-02-17 | 1983-02-17 | fiber optic cable |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59128604U true JPS59128604U (en) | 1984-08-29 |
Family
ID=30153232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2212083U Pending JPS59128604U (en) | 1983-02-17 | 1983-02-17 | fiber optic cable |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59128604U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009133909A (en) * | 2007-11-28 | 2009-06-18 | Furukawa Electric Co Ltd:The | Fiber optic cable and dimension selection method |
-
1983
- 1983-02-17 JP JP2212083U patent/JPS59128604U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009133909A (en) * | 2007-11-28 | 2009-06-18 | Furukawa Electric Co Ltd:The | Fiber optic cable and dimension selection method |
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