JPH01152310U - - Google Patents
Info
- Publication number
- JPH01152310U JPH01152310U JP4494088U JP4494088U JPH01152310U JP H01152310 U JPH01152310 U JP H01152310U JP 4494088 U JP4494088 U JP 4494088U JP 4494088 U JP4494088 U JP 4494088U JP H01152310 U JPH01152310 U JP H01152310U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- layer
- young
- modulus
- curable resin
- 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 9
- 239000010410 layer Substances 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 2
- 239000011247 coating layer Substances 0.000 claims 2
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 1
Description
第１図は本考案の一実施例を示す説明図、第２
図は光フアイバテープ心線の曲げ実験を示す説明
図、第３図は光フアイバテープ心線を第２図のよ
うに曲げたときに生ずる光フアイバの不揃い量を
示す説明図、第４図は従来例を示す説明図である
。
１：光フアイバ、３：保護層、４：被覆層（内
層）、５：被覆層（外層）、６：光フアイバテー
プユニツト、７：接続用クランプ。
Fig. 1 is an explanatory diagram showing one embodiment of the present invention;
The figure is an explanatory diagram showing a bending experiment of an optical fiber ribbon. Figure 3 is an explanatory diagram showing the amount of unevenness of the optical fibers that occurs when the optical fiber ribbon is bent as shown in Figure 2. FIG. 2 is an explanatory diagram showing a conventional example. 1: Optical fiber, 3: Protective layer, 4: Covering layer (inner layer), 5: Covering layer (outer layer), 6: Optical fiber tape unit, 7: Connection clamp.
Claims (1)
ｎ層の被覆層が施されてなる光フアイバ心線が複
数本平面状に並行に並べられ、その周りに一体的
に紫外線硬化樹脂からなる保護層が施された光フ
アイバテープユニツトにおいて前記被覆層の第１
層目のゲル分率が７０％以上であり、−３０℃〜
７０℃におけるヤング率が０．５Kg／mm２以下で
ありかつ常温でのヤング率は、０．２Kg／mm２以
下であることを特徴とする光フアイバテープユニ
ツト。 A plurality of cored optical fibers each having n coating layers made of an ultraviolet curable resin applied to the outer periphery of the optical fiber are arranged in parallel in a plane, and a protective layer made of an ultraviolet curable resin is integrally formed around them. In the applied optical fiber tape unit, the first layer of the coating layer is
The gel fraction of the layer is 70% or more, and -30°C ~
An optical fiber tape unit having a Young's modulus of 0.5 Kg/mm 2 or less at 70° C. and a Young's modulus of 0.2 Kg/mm 2 or less at room temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4494088U JPH01152310U (en) | 1988-04-01 | 1988-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4494088U JPH01152310U (en) | 1988-04-01 | 1988-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152310U true JPH01152310U (en) | 1989-10-20 |
Family
ID=31271273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4494088U Pending JPH01152310U (en) | 1988-04-01 | 1988-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152310U (en) |
-
1988
- 1988-04-01 JP JP4494088U patent/JPH01152310U/ja active Pending
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