JPH0418809U - - Google Patents
Info
- Publication number
- JPH0418809U JPH0418809U JP5979590U JP5979590U JPH0418809U JP H0418809 U JPH0418809 U JP H0418809U JP 5979590 U JP5979590 U JP 5979590U JP 5979590 U JP5979590 U JP 5979590U JP H0418809 U JPH0418809 U JP H0418809U
- Authority
- JP
- Japan
- Prior art keywords
- metal tube
- optical fiber
- barbed
- tube containing
- showing
- 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
- 239000002184 metal Substances 0.000 claims description 9
- 239000013307 optical fiber Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図は本考案の光フアイバ入り有刺金属管の
一実施例を示す側面図、第２図は本実施例で使用
する光フアイバ入り金属管の一例を示す斜視図、
第３図は本考案の光フアイバ入り有刺金属管の敷
設状態の一例を示す正面図、第４図はレーリー散
乱の測定装置の一例を示すブロツク図、第５図は
レーリー散乱光のパワー量と光フアイバの長さと
の関係を示す特性図、第６図は本実施例の光フア
イバ入り有刺金属管の他の敷設状態を示す正面図
である。
１……光フアイバ入り有刺金属管、２……光フ
アイバ、３……金属管、４……刺部材、５……支
柱、８……光源、９……方向性結合器、１０……
信号処理器、１１……デイスプレ。
FIG. 1 is a side view showing an embodiment of the barbed metal tube containing optical fiber of the present invention, and FIG. 2 is a perspective view showing an example of the metal tube containing optical fiber used in this embodiment.
Fig. 3 is a front view showing an example of the installed state of the optical fiber-containing barbed metal tube of the present invention, Fig. 4 is a block diagram showing an example of a Rayleigh scattering measurement device, and Fig. 5 is the amount of power of Rayleigh scattered light. FIG. 6 is a front view showing another installation state of the barbed metal tube containing the optical fiber of this embodiment. DESCRIPTION OF SYMBOLS 1... Barbed metal tube containing optical fiber, 2... Optical fiber, 3... Metal tube, 4... Barbed member, 5... Support column, 8... Light source, 9... Directional coupler, 10...
Signal processor, 11...display.
Claims (1)
該金属管の長手方向にわたつて所定間隔で刺部材
を装着したことを特徴とする光フアイバ入り有刺
金属管。 On the outer surface of the metal tube that houses the optical fiber,
A barbed metal tube containing an optical fiber, characterized in that barbed members are attached at predetermined intervals along the length of the metal tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5979590U JPH0418809U (en) | 1990-06-06 | 1990-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5979590U JPH0418809U (en) | 1990-06-06 | 1990-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0418809U true JPH0418809U (en) | 1992-02-17 |
Family
ID=31586610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5979590U Pending JPH0418809U (en) | 1990-06-06 | 1990-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418809U (en) |
-
1990
- 1990-06-06 JP JP5979590U patent/JPH0418809U/ja active Pending