JP2582077Y2 - 金属パイプ入り光ファイバ - Google Patents
金属パイプ入り光ファイバInfo
- Publication number
- JP2582077Y2 JP2582077Y2 JP1990082768U JP8276890U JP2582077Y2 JP 2582077 Y2 JP2582077 Y2 JP 2582077Y2 JP 1990082768 U JP1990082768 U JP 1990082768U JP 8276890 U JP8276890 U JP 8276890U JP 2582077 Y2 JP2582077 Y2 JP 2582077Y2
- Authority
- JP
- Japan
- Prior art keywords
- metal pipe
- optical fiber
- inert gas
- coating material
- material layer
- 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.)
- Expired - Lifetime
Links
- 239000002184 metal Substances 0.000 title claims description 42
- 239000013307 optical fiber Substances 0.000 title claims description 41
- 239000000463 material Substances 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 25
- 238000000576 coating method Methods 0.000 claims description 25
- 239000011261 inert gas Substances 0.000 claims description 24
- 229920001721 polyimide Polymers 0.000 claims description 7
- 239000009719 polyimide resin Substances 0.000 claims description 4
- 229910001111 Fine metal Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000011247 coating layer Substances 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Landscapes
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990082768U JP2582077Y2 (ja) | 1990-08-06 | 1990-08-06 | 金属パイプ入り光ファイバ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990082768U JP2582077Y2 (ja) | 1990-08-06 | 1990-08-06 | 金属パイプ入り光ファイバ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0440208U JPH0440208U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-04-06 |
| JP2582077Y2 true JP2582077Y2 (ja) | 1998-09-30 |
Family
ID=31629870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990082768U Expired - Lifetime JP2582077Y2 (ja) | 1990-08-06 | 1990-08-06 | 金属パイプ入り光ファイバ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2582077Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0216322Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1981-03-11 | 1990-05-07 | ||
| JPS59144816U (ja) * | 1983-03-17 | 1984-09-27 | 昭和電線電纜株式会社 | 複合ｏｆケ−ブル |
| JPS6371804A (ja) * | 1986-09-16 | 1988-04-01 | Olympus Optical Co Ltd | 赤外線導波管 |
-
1990
- 1990-08-06 JP JP1990082768U patent/JP2582077Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0440208U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R323117 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |