JPH0157708U - - Google Patents
Info
- Publication number
- JPH0157708U JPH0157708U JP15293387U JP15293387U JPH0157708U JP H0157708 U JPH0157708 U JP H0157708U JP 15293387 U JP15293387 U JP 15293387U JP 15293387 U JP15293387 U JP 15293387U JP H0157708 U JPH0157708 U JP H0157708U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- curable resin
- ultraviolet curable
- coating layer
- outer periphery
- 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
- 239000013307 optical fiber Substances 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011247 coating layer Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Description
第１図は本考案に係る光フアイバ素線断面構造
図、第２図は本考案に係るテープ巻光フアイバユ
ニツト断面構造図、第３図は本考案に係るテープ
巻光フアイバユニツト側断面における側圧状態説
明図、第４図は本考案に係る光フアイバ素線の最
外層樹脂のヤング率に対する光フアイバ素線集合
後の伝送損失の変化を示す図、第５図は本考案に
係る光フアイバユニツトを用いた光フアイバ複合
架空地線の断面構造図、第６図は従来のテープ巻
光フアイバユニツト断面構造図、第７図は従来の
テープ巻光フアイバユニツト側断面における側圧
状態説明図である。
１……中心抗張力体、２……光フアイバ素線、
３……テープ、４……光フアイバ、５……一次被
覆、６……二次被覆、１０，１１……光フアイバ
ユニツト、１２……中心抗張力体、１３……光フ
アイバ素線、１４……テープ、１５……光フアイ
バ、１６……一次被覆、１７……二次被覆（低ヤ
ング率紫外線硬化型樹脂、１８……溝、１９……
スペーサ、２０……光フアイバ保護管、２１……
アルミ覆鋼線。
Fig. 1 is a cross-sectional structural diagram of an optical fiber strand according to the present invention, Fig. 2 is a cross-sectional structural diagram of a tape-wound optical fiber unit according to the present invention, and Fig. 3 is a lateral pressure in the side cross section of the tape-wound optical fiber unit according to the present invention. 4 is a diagram showing the change in transmission loss after assembly of the optical fibers with respect to the Young's modulus of the outermost layer resin of the optical fiber strands according to the present invention. FIG. 5 is a diagram showing the optical fiber unit according to the present invention. FIG. 6 is a cross-sectional structural diagram of a conventional tape-wound optical fiber unit, and FIG. 7 is an explanatory diagram of the lateral pressure state in a side cross-section of a conventional tape-wound optical fiber unit. 1... Central tensile strength body, 2... Optical fiber wire,
3... Tape, 4... Optical fiber, 5... Primary coating, 6... Secondary coating, 10, 11... Optical fiber unit, 12... Center tensile strength member, 13... Optical fiber strand, 14... ... Tape, 15 ... Optical fiber, 16 ... Primary coating, 17 ... Secondary coating (low Young's modulus ultraviolet curable resin, 18 ... Groove, 19 ...
Spacer, 20... Optical fiber protection tube, 21...
Aluminum covered steel wire.
Claims (1)
アイバ素線１３を中心抗張力体１２の外周に撚合
せた集合体の外周を薄肉のテープ１４により横巻
した構造を有する光フアイバユニツト１１からな
る光フアイバケーブルにおいて、 前記薄肉のテープ１４に内接する前記光フアイ
バ素線１３は、ヤング率が５Ｋｇ／ｍｍ２以下、
０．０１Ｋｇ／ｍｍ２以上の紫外線硬化型樹脂か
らなる被覆層を備えてなる ことを特徴とする光フアイバケーブル。[Claims for Utility Model Registration] A structure in which optical fiber wires 13 coated with a coating layer made of ultraviolet curable resin are twisted around the outer periphery of a central tensile strength member 12, and the outer periphery of the assembly is horizontally wound with a thin tape 14. In an optical fiber cable consisting of an optical fiber unit 11, the optical fiber wire 13 inscribed in the thin tape 14 has a Young's modulus of 5 kg/mm 2 or less,
An optical fiber cable comprising a coating layer made of an ultraviolet curable resin of 0.01 Kg/mm 2 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15293387U JPH0157708U (en) | 1987-10-06 | 1987-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15293387U JPH0157708U (en) | 1987-10-06 | 1987-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0157708U true JPH0157708U (en) | 1989-04-11 |
Family
ID=31428310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15293387U Pending JPH0157708U (en) | 1987-10-06 | 1987-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0157708U (en) |
-
1987
- 1987-10-06 JP JP15293387U patent/JPH0157708U/ja active Pending
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