JPH0448506U - - Google Patents
Info
- Publication number
- JPH0448506U JPH0448506U JP7507190U JP7507190U JPH0448506U JP H0448506 U JPH0448506 U JP H0448506U JP 7507190 U JP7507190 U JP 7507190U JP 7507190 U JP7507190 U JP 7507190U JP H0448506 U JPH0448506 U JP H0448506U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- metal tube
- spacer
- tube
- optical fibers
- 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 13
- 239000002184 metal Substances 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 4
Description
第１図は、この考案の一実施例を示す断面図、
第２図は他の実施例の断面図、第３図は使用状態
の一例を示す斜視図、第４図及び第５図は従来の
光フアイバケーブルの一例を示す断面図である。
１……金属管入り光フアイバ、２……スペーサ
、３……金属管、４，４′……金属管入り光フア
イバケーブル、５……光フアイバ、６……感知素
子部、７……コンクリート構造物。
FIG. 1 is a sectional view showing an embodiment of this invention;
FIG. 2 is a sectional view of another embodiment, FIG. 3 is a perspective view showing an example of a usage state, and FIGS. 4 and 5 are sectional views showing an example of a conventional optical fiber cable. DESCRIPTION OF SYMBOLS 1... Optical fiber with metal tube, 2... Spacer, 3... Metal tube, 4, 4'... Optical fiber cable with metal tube, 5... Optical fiber, 6... Sensing element section, 7... Concrete Structure.
Claims (1)
イバと各光フアイバを管内の所定位置に保持する
スペーサを内蔵して構成される金属管入り光フア
イバケーブル。 (2) 金属管の中に、複数本の光フアイバとこの
光フアイバを支持するスペーサを挿入し、各光フ
アイバを金属管の内面に接着させ、かつその光フ
アイバとスペーサ間に光フアイバの金属管周方向
への動きを許容する隙間を設けて構成される温度
センサ用金属管入り光フアイバケーブル。[Claims for Utility Model Registration] (1) An optical fiber encased in a metal tube, which is constructed by incorporating a plurality of optical fibers encased in a metal tube and a spacer for holding each optical fiber at a predetermined position within the tube. cable. (2) Insert multiple optical fibers and a spacer that supports the optical fibers into the metal tube, adhere each optical fiber to the inner surface of the metal tube, and place the metal of the optical fiber between the optical fiber and the spacer. An optical fiber cable with a metal tube for temperature sensors that has a gap that allows movement in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7507190U JPH0448506U (en) | 1990-05-02 | 1990-07-12 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4716690 | 1990-05-02 | ||
| JP7507190U JPH0448506U (en) | 1990-05-02 | 1990-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0448506U true JPH0448506U (en) | 1992-04-24 |
Family
ID=31948528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7507190U Pending JPH0448506U (en) | 1990-05-02 | 1990-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448506U (en) |
-
1990
- 1990-07-12 JP JP7507190U patent/JPH0448506U/ja active Pending