JPS61132807U - - Google Patents
Info
- Publication number
- JPS61132807U JPS61132807U JP1651885U JP1651885U JPS61132807U JP S61132807 U JPS61132807 U JP S61132807U JP 1651885 U JP1651885 U JP 1651885U JP 1651885 U JP1651885 U JP 1651885U JP S61132807 U JPS61132807 U JP S61132807U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- waterproof
- layer containing
- compound
- water
- 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
- 150000001875 compounds Chemical class 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
Description
第１図は本考案の実施例の説明図、第２図は従
来の防水型光ケーブルの一例の説明図である。
１０：テンシヨンメンバ１０、１２：光フアイ
バ心線１２、１４：防水コンパウンドの存在する
層、１８：シース、２０：吸水性に富みかつ吸水
すると膨潤する材料の存在する層、２２：防水コ
ンパウンドが内側に入込むのを防ぐ層。
FIG. 1 is an explanatory diagram of an embodiment of the present invention, and FIG. 2 is an explanatory diagram of an example of a conventional waterproof optical cable. 10: Tension members 10, 12: Optical fiber core 12, 14: Layer containing waterproof compound, 18: Sheath, 20: Layer containing material that is highly absorbent and swells when water is absorbed, 22: Waterproof compound is present. A layer that prevents it from getting inside.
Claims (1)
があり、その内部に光フアイバ心線が存在する防
水型光ケーブルにおいて、 前記光フアイバ心線の外側をとり巻いて、吸水
性に富みかつ吸水すると膨潤する材料の存在する
層を設け、 その層と前記防水コンパウンドの存在する層と
の間に、防水コンパウンドが内側に入込むのを防
ぐ層を設けたことを特徴とする、防水型光ケーブ
ル。[Claims for Utility Model Registration] In a waterproof optical cable, which has a layer containing a waterproof compound on the inside of the sheath, and an optical fiber core inside the layer, the outer layer of the optical fiber core is surrounded by a layer containing a water-absorbing compound. A layer containing a material that is rich in water and swells when it absorbs water is provided, and a layer that prevents the waterproof compound from entering the inside is provided between that layer and the layer containing the waterproof compound. Waterproof optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1651885U JPS61132807U (en) | 1985-02-09 | 1985-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1651885U JPS61132807U (en) | 1985-02-09 | 1985-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61132807U true JPS61132807U (en) | 1986-08-19 |
Family
ID=30503364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1651885U Pending JPS61132807U (en) | 1985-02-09 | 1985-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61132807U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57204006A (en) * | 1981-06-10 | 1982-12-14 | Nippon Telegr & Teleph Corp <Ntt> | Unit type optical cable containing jerry |
-
1985
- 1985-02-09 JP JP1651885U patent/JPS61132807U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57204006A (en) * | 1981-06-10 | 1982-12-14 | Nippon Telegr & Teleph Corp <Ntt> | Unit type optical cable containing jerry |
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