JPS6343115U - - Google Patents
Info
- Publication number
- JPS6343115U JPS6343115U JP13762686U JP13762686U JPS6343115U JP S6343115 U JPS6343115 U JP S6343115U JP 13762686 U JP13762686 U JP 13762686U JP 13762686 U JP13762686 U JP 13762686U JP S6343115 U JPS6343115 U JP S6343115U
- Authority
- JP
- Japan
- Prior art keywords
- cushioning
- fibers
- inclusions
- cushion layer
- optical fiber
- 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 5
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 5
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Landscapes
- Communication Cables (AREA)
Description
第１図は本考案に係る下撚ユニツトの断面構造
概要図、第２図は代表的な光複合架空地線の断面
構造概要図、第３図は引張試験結果である。
１…アルミ線、２…Ａｌパイプ、３…下撚ユニ
ツト、４…溝付Ａｌスペーサ、５…薄肉テープ、
６…光フアイバ、７…中心テンシヨンメンバ、８
…クツシヨン層。
FIG. 1 is a schematic diagram of the cross-sectional structure of a pre-twisted unit according to the present invention, FIG. 2 is a schematic diagram of the cross-sectional structure of a typical optical composite overhead ground wire, and FIG. 3 is the results of a tensile test. 1... Aluminum wire, 2... Al pipe, 3... Pre-twist unit, 4... Grooved Al spacer, 5... Thin tape,
6... Optical fiber, 7... Center tension member, 8
...Cushion layer.
Claims (1)
覆を施した光フアイバ６を複数本集合し、外周に
クツシヨン性の介在物からなるクツシヨン層８を
備え、さらに外周に薄肉テープ５を施した下撚ユ
ニツト３を、らせん溝付スペーサ４の溝内に収納
した構造の光フアイバケーブルにおいて、 前記下撚ユニツト３のクツシヨン性の介在物か
らなるクツシヨン層８は、 繊維からなり、かつ ヤング率が３０００Kg／mm２以下である ことを特徴とする光フアイバケーブル。 (2) 前記クツシヨン性の介在物からなるクツシ
ヨン層８を形成する繊維は、長さ方向に不連続状
態の短繊維を束ねた構造からなることを特徴とす
る実用新案登録請求の範囲第１項記載の光フアイ
バケーブル。 (3) 前記クツシヨン性の介在物として弗素樹脂
からなる繊維を用いたことを特徴とする実用新案
登録請求の範囲第１項記載の光フアイバケーブル
。[Claims for Utility Model Registration] (1) A plurality of optical fibers 6 with a primary coating are assembled around a central tension member 7, and a cushion layer 8 made of cushioning inclusions is provided on the outer periphery. In an optical fiber cable having a structure in which a pre-twisted unit 3 with a thin tape 5 applied thereto is housed in a groove of a spiral grooved spacer 4, a cushion layer 8 consisting of cushioning inclusions of the pre-twisted unit 3 is made of fibers. An optical fiber cable comprising: and having a Young's modulus of 3000 Kg/mm 2 or less. (2) Utility model registration claim 1, characterized in that the fibers forming the cushion layer 8 made of cushioning inclusions have a structure in which short fibers are bundled discontinuously in the length direction. Fiber optic cable as described. (3) The optical fiber cable according to claim 1, wherein a fiber made of fluororesin is used as the cushioning inclusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13762686U JPS6343115U (en) | 1986-09-08 | 1986-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13762686U JPS6343115U (en) | 1986-09-08 | 1986-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6343115U true JPS6343115U (en) | 1988-03-23 |
Family
ID=31041857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13762686U Pending JPS6343115U (en) | 1986-09-08 | 1986-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6343115U (en) |
-
1986
- 1986-09-08 JP JP13762686U patent/JPS6343115U/ja active Pending
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