JPH01155006U - - Google Patents
Info
- Publication number
- JPH01155006U JPH01155006U JP4541588U JP4541588U JPH01155006U JP H01155006 U JPH01155006 U JP H01155006U JP 4541588 U JP4541588 U JP 4541588U JP 4541588 U JP4541588 U JP 4541588U JP H01155006 U JPH01155006 U JP H01155006U
- Authority
- JP
- Japan
- Prior art keywords
- junction box
- open
- check valve
- optical fiber
- outside air
- 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
- 239000002131 composite material Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
- Cable Accessories (AREA)
Description
第１図は本考案に係る接続箱の構成を示す説明
図、第２図は従来の接続箱の構成を示す説明図、
第３図はＯＰＧＷの鉄塔における接続部の状況を
示す説明図である。 １，１′：ＯＰＧＷ、２，２′：引留クランプ
、３，３′：引下げ部、４：接続箱、５：逆止バ
ルブ、６：水抜栓、１０：鉄塔。
図、第２図は従来の接続箱の構成を示す説明図、
第３図はＯＰＧＷの鉄塔における接続部の状況を
示す説明図である。 １，１′：ＯＰＧＷ、２，２′：引留クランプ
、３，３′：引下げ部、４：接続箱、５：逆止バ
ルブ、６：水抜栓、１０：鉄塔。
Claims (1)
- 接続箱の下部に、外気側からの圧力によつて開
くことはないが接続箱の内部に水が溜つた場合に
は開き得る逆止バルブを設置してなる光フアイバ
複合架空地線用接続箱。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4541588U JPH01155006U (ja) | 1988-04-04 | 1988-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4541588U JPH01155006U (ja) | 1988-04-04 | 1988-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01155006U true JPH01155006U (ja) | 1989-10-25 |
Family
ID=31271728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4541588U Pending JPH01155006U (ja) | 1988-04-04 | 1988-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01155006U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011007893A (ja) * | 2009-06-24 | 2011-01-13 | Hokkaido Electric Power Co Inc:The | 光ファイバ心線接続箱用収納箱 |
-
1988
- 1988-04-04 JP JP4541588U patent/JPH01155006U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011007893A (ja) * | 2009-06-24 | 2011-01-13 | Hokkaido Electric Power Co Inc:The | 光ファイバ心線接続箱用収納箱 |
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