JPH0980253A - Optical fiber cable connection box - Google Patents
Optical fiber cable connection boxInfo
- Publication number
- JPH0980253A JPH0980253A JP7257069A JP25706995A JPH0980253A JP H0980253 A JPH0980253 A JP H0980253A JP 7257069 A JP7257069 A JP 7257069A JP 25706995 A JP25706995 A JP 25706995A JP H0980253 A JPH0980253 A JP H0980253A
- Authority
- JP
- Japan
- Prior art keywords
- cable
- optical cable
- sheath
- cover
- optical fiber
- 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.)
- Granted
Links
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
- Cable Accessories (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、光ケーブルの接続箱に
関し、特に光複合海底電力ケーブルの修理用接続箱内
に、電力ケーブル接続部と共に収容する光ケーブルの接
続箱に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical cable connection box, and more particularly to an optical cable connection box to be housed in a repair connection box of an optical composite undersea power cable together with a power cable connection portion.
【０００２】[0002]
【従来の技術】海底ケーブルが外傷を受けた場合、その
付近のケーブルを除去し、新たに割入れケーブルを布設
して、既存のケーブルと接続する。この場合に用いる接
続箱を修理用接続箱と称している。2. Description of the Related Art When a submarine cable is damaged, the cable near the submarine cable is removed, a new split cable is laid, and the existing cable is connected. The connection box used in this case is called a repair connection box.
【０００３】[0003]
【発明が解決しようとする課題】光複合海底ケーブルの
場合は、電力ケーブルと光ケーブルが同一のケーブルに
納まっているため、両者を接続するとき、それぞれのケ
ーブル接続箱の位置をずらすなどの処理が必要であり、
作業が著しく困難であった。そこで、一つの修理用接続
箱の中に、電力ケーブルと光ケーブルの接続部を納める
ことが考えられる。In the case of an optical composite submarine cable, since the power cable and the optical cable are accommodated in the same cable, when connecting the two, it is necessary to perform processing such as shifting the position of each cable connection box. Is necessary,
The work was extremely difficult. Therefore, it is conceivable to store the connection part of the power cable and the optical cable in one repair connection box.
【０００４】そのとき、次のことが大切となる。 修理用接続箱内に充填する絶縁コンパウンドが、光ケ
ーブル接続箱内に入り込まないようにする。 ケーブル部分に浸水事故が発生したとき、光ケーブル
のシースの下を伝って来た水が、光ファイバの接続部に
達しないようにする。At that time, the following matters are important. Make sure that the insulating compound filling the repair junction box does not get inside the optical cable junction box. When a water flood accident occurs in the cable part, prevent the water that has traveled under the sheath of the optical cable from reaching the connection part of the optical fiber.
【０００５】[0005]
【課題を解決するための手段】図１に例示するように、
水密性容器５４の端部に端部部材５６を水密に取り付
け、ここを貫通する光ケーブルの接続部６０を容器５４
内に設けて、光ケーブル接続箱を構成することは、普通
に考えられるが、更に次のようにする。 ・端部部材５６と光ケーブル２４との間にパツキン６６
を設ける。 ・端部部材５６より外側において、光ケーブルのシース
２４４を除去し、、当該シース除去部分とその両側のシ
ース２４４上にかけて、熱収縮チューブ７２を収縮した
状態でかぶせる。 ・その熱収縮チューブ７２をかぶせた部分の光ケーブル
２４と容器５４の端部にかけて水密性のカバー７４をか
ぶせる。 ・そのカバー７４を貫通する光ケーブル２４と当該カバ
ー７４にかけて、熱収縮チューブ７６を収縮した状態で
かぶる。 ・また、端部部材５６より内側において、光ケーブルの
シース２４４を除去し、当該シース除去部分とそれに隣
接するシース２４４上にかけて、熱収縮チューブ７８を
収縮した状態でかぶせる。 ・そしてカバー７４内に防水コンパウンド８２を充填す
る。As illustrated in FIG. 1,
An end member 56 is attached to the end of the watertight container 54 in a watertight manner, and a connecting portion 60 of an optical cable passing therethrough is attached to the container 54.
It is generally considered that the optical cable connection box is provided inside the optical cable connection box. .Packing 66 between the end member 56 and the optical cable 24
Is provided. Outside the end member 56, the sheath 244 of the optical cable is removed, and the heat-shrinkable tube 72 is covered in a contracted state over the sheath removed portion and the sheaths 244 on both sides thereof. -A watertight cover 74 is placed over the end of the optical cable 24 and the container 54 where the heat-shrinkable tube 72 is placed. The heat-shrinkable tube 76 is put on the optical cable 24 penetrating the cover 74 and the cover 74 in a contracted state. Further, inside the end member 56, the sheath 244 of the optical cable is removed, and the heat-shrinkable tube 78 is covered in a contracted state over the sheath removed portion and the sheath 244 adjacent thereto. Then, the cover 74 is filled with the waterproof compound 82.
【０００６】[0006]
【作 用】 熱収縮チューブ７６により、絶縁コンパウンド９４
の、カバー７４内への侵入が防止される。また、万一侵
入しても、防水コンパウンド８２，パッキン６６によ
り、端部部材５６より内側には入らない。 ケーブル部分において光ケーブル２４内に浸水し、シ
ース２４４の内側を伝って光ケーブル接続部５０内に入
って来ても、端部部材５６より外側において、光ケーブ
ルのシース２４４を除去し、そこに熱収縮チューブ７２
がかぶてあるため、この部分から先に水は行けない。 万一、この部分を水が通過することがあっても、端部
部材５６より内側において、光ケーブルのシース２４４
を除去し、熱収縮チューブ７８がかぶせるてあるため、
水は水密容器５４内に入らない。[Operation] Insulation compound 94 by heat shrink tube 76
Is prevented from entering the cover 74. Further, even if it should enter, it will not enter the inside of the end member 56 due to the waterproof compound 82 and the packing 66. Even if the cable portion is flooded into the optical cable 24 and comes inside the sheath 244 to enter the optical cable connecting portion 50, the sheath 244 of the optical cable is removed outside the end member 56, and the heat shrinkable tube is placed there. 72
Water cannot go beyond this part because it is covered. Even if water may pass through this portion, inside the end member 56, the sheath 244 of the optical cable
Is removed and the heat shrink tube 78 is covered,
Water does not enter the watertight container 54.
【０００７】[0007]
【実施例】図３（ａ）に、本発明を適用するケーブルの
一例である、光複合直流500kV海底ＯＦケーブルの概略
を示す。１０はケーブル導体、１２は油通路、１４はケ
ーブル絶縁体、１６は鉛被、１８は補強層である。EXAMPLE FIG. 3A shows an outline of an optical composite DC 500 kV submarine OF cable, which is an example of a cable to which the present invention is applied. 10 is a cable conductor, 12 is an oil passage, 14 is a cable insulator, 16 is a lead coating, and 18 is a reinforcing layer.
【０００８】２０は防食層で、その上に、同じ太さの介
在ひも２２と光ケーブル２４の層を設ける。光ケーブル
２４は、全部でたとえば16本、間に介在ひも２２を挟ん
で等間隔に配される。光ケーブル２４は、同図（ｂ）の
ように、たとえば1本の光ファイバ２４０をステンレス
パイプ２４２の中にルーズに収納し、ポリエチレンシー
ス２４４を施したものである。２６は座床層、２８は亜
鉛メッキ鉄線で、これらにより鉄線外装を構成する。３
０はＰＰヤーンの外装である。Reference numeral 20 denotes an anticorrosion layer, on which an intervening cord 22 and an optical cable 24 having the same thickness are provided. The optical cables 24 are, for example, 16 in total, and are arranged at equal intervals with the interposition string 22 interposed therebetween. The optical cable 24 is, for example, one in which one optical fiber 240 is loosely housed in a stainless pipe 242 and a polyethylene sheath 244 is applied, as shown in FIG. 26 is a floor layer, 28 is a galvanized iron wire, and these constitute an iron wire exterior. 3
0 is the exterior of the PP yarn.
【０００９】図２（ａ）に上記複合ケーブルと、割入れ
ケーブルとの修理用接続部の一例を示す。１１はケーブ
ル導体接続管、１５は補強絶縁体である。補強絶縁体１
５の上にスペーサ３２（放熱用）を挟んで内部保護管３
４をかぶせる。その端部と鉛被１６との間を鉛工３６に
より処理し、内部に絶縁油３８を充填して、電力ケーブ
ル接続部４０を構成する。FIG. 2 (a) shows an example of a repair connection portion between the composite cable and the split cable. Reference numeral 11 is a cable conductor connecting pipe, and 15 is a reinforced insulator. Reinforcement insulator 1
Internal protective tube 3 with spacer 32 (for heat dissipation) sandwiched above
Cover 4 A space between the end portion and the lead sheath 16 is processed by the lead work 36, and the inside is filled with insulating oil 38 to form a power cable connection portion 40.
【００１０】また、鉄線２８の端部は、引留リング４１
に巻き掛ける形で折り返し、上から鉄線４２で縛って固
定する。左右ケーブルの鉄線２８の折返し部分の上に、
それぞれ２枚のドーナツ形の引留板４４を当てる。その
引留板４４に長いテンションボルト４６を通し、ナット
４８を締めて、鉄線２８，引留板４４，テンションボル
ト４６の間を固定する。Further, the end portion of the iron wire 28 is provided with a retaining ring 41.
It is folded back in the form of being wrapped around and is fixed by tying it with an iron wire 42 from above. On the folded part of the iron wire 28 of the left and right cables,
Two doughnut-shaped strainer plates 44 are applied to each. A long tension bolt 46 is passed through the detention plate 44 and a nut 48 is tightened to fix the space between the iron wire 28, the detention plate 44 and the tension bolt 46.
【００１１】一方の側の補強層１８上に、光ケーブル接
続部５０を、たとえば４個、図１（ｂ）のように、ホル
ダ５２により、保持する。なお、この光ケーブル接続部
５０については、後で詳しく説明する。On the reinforcing layer 18 on one side, for example, four optical cable connecting portions 50 are held by a holder 52 as shown in FIG. 1 (b). The optical cable connecting section 50 will be described in detail later.
【００１２】上記の光ケーブルの接続部５０及び電力ケ
ーブル接続部４０の外側に、放熱用のスペーサ９０を介
して外部保護管９２をかぶせ、その端部と各ケーブル間
を水密処理し、内部に絶縁コンパウンド９４を充填す
る。以上が、修理用接続箱の説明である。An external protection tube 92 is placed on the outside of the optical cable connection portion 50 and the power cable connection portion 40 through a spacer 90 for heat dissipation, and the end portion and each cable are watertightly sealed to insulate the inside. Fill compound 94. The above is the description of the repair connection box.
【００１３】光ケーブル接続部５０だけを、図１に模型
的に示した。（ａ）は全体の説明図、（ｂ）はその右側
面図、（ｃ）は端末の詳細説明図で、そのＤ，Ｅの縮小
断面を（ｄ）（ｅ）にそれぞれ示した。なお、たとえば
光ケーブル２４の総数が16本のとき、各光ケーブル接続
部５０で4本ずつ処理することになる。しかし、図１で
は、煩雑を避けるため、１本だけ処理する場合を示し
た。Only the optical cable connection portion 50 is schematically shown in FIG. (A) is a general explanatory view, (b) is a right side view thereof, (c) is a detailed explanatory view of the terminal, and reduced cross sections of D and E are shown in (d) and (e), respectively. When the total number of optical cables 24 is 16, for example, each optical cable connection unit 50 processes four cables. However, in FIG. 1, only one line is processed to avoid complication.
【００１４】光ケーブル接続部５０の水密性容器５４の
端部に、端部部材５６を水密に取り付け、容器５４との
間をＯリング５７によりシールする。片方の光ケーブル
２４を、容器５４内に、端部部材５６を通して引き入れ
る。光ケーブル接続部５０内には、平らなブック形のト
レイ５８が在る。トレイ５８内で光ファイバ２４０を余
長を有する状態で接続する。６０は光ファイバ２４０の
接続部、６２はホルダ、６４は余長を作るための円盤で
ある。そして、接続した他方の光ケーブル２４を、先の
光ケーブル２４の引き入れ側と同じ側から、容器５４の
外に引き出す。An end member 56 is attached in a watertight manner to the end of the watertight container 54 of the optical cable connection portion 50, and an O-ring 57 seals between the end member 56 and the container 54. One optical cable 24 is pulled into the container 54 through the end member 56. Within the optical cable connection 50 is a flat book-shaped tray 58. The optical fiber 240 is connected in the tray 58 with an extra length. Reference numeral 60 is a connecting portion of the optical fiber 240, 62 is a holder, and 64 is a disk for making an extra length. Then, the other connected optical cable 24 is pulled out of the container 54 from the same side as the leading side of the previous optical cable 24.
【００１５】光ケーブル２４が端部部材５６を貫通する
箇所に、パッキン６６を設ける（６８はパッキン押
え）。パッキン押え６８の表面の、光ケーブル２４が貫
通する所に、ステンレスパイプ７０の一端を差し込み、
固定する。光ケーブル２４は、このステンレスパイプ７
０を通る。このステンレスパイプ７０により、光ケーブ
ル２４は保護され、かつ端部部材５６から外側の光ケー
ブル２４の方向が定まる（勝手な方向を向くと後記のカ
バーをかけるとき具合いが悪い）。A packing 66 is provided at a position where the optical cable 24 penetrates the end member 56 (68 is a packing retainer). Insert one end of the stainless steel pipe 70 into the place where the optical cable 24 penetrates on the surface of the packing presser 68,
Fix it. The optical cable 24 is the stainless pipe 7
Pass 0. The optical cable 24 is protected by the stainless pipe 70, and the direction of the optical cable 24 outside from the end member 56 is determined (if it faces in an arbitrary direction, it will be uncomfortable when the cover described later is put on).
【００１６】端部部材５６より外側において、光ケーブ
ル２４のシース２４４を除去し、ステンレスパイプ２４
２を露出させる。そして露出したステンレスパイプ２４
２とその両側のシース２４４並びにステンレスパイプ７
０の端部上にかけて、熱収縮チューブ７２をかぶせ、収
縮させる。Outside the end member 56, the sheath 244 of the optical cable 24 is removed, and the stainless pipe 24 is removed.
Expose 2 And the exposed stainless steel pipe 24
2 and the sheaths 244 on both sides thereof and the stainless steel pipe 7
A heat shrink tube 72 is placed over the end of 0 to shrink.
【００１７】それから、熱収縮チューブ７２をかぶせた
部分の光ケーブル２４と容器５４の端部にかけて、水密
性のカバー７４（たとえばＰＶＣ製）をかぶせる。カバ
ー７４の基部７４０は太い円筒形で、水密容器５４，端
部部材５６の外側に密着嵌合する。また、その前面（図
１で右側）には、光ケーブル２４の数だけ（この例では
２個）の細い突出部７４２が一体に成形してある。突出
部７４２の先端７４４は更に細くしてあって、その部分
を貫通する光ケーブル２４に密着する。カバー７４の先
端７４４とその内側を貫通する光ケーブル２４にかけて
熱収縮チューブ７６をかぶせ収縮させる。Then, a watertight cover 74 (made of PVC, for example) is placed over the end of the optical cable 24 and the container 54 where the heat shrinkable tube 72 is placed. The base portion 740 of the cover 74 has a thick cylindrical shape, and fits tightly on the outside of the watertight container 54 and the end member 56. Further, as many (two in this example) thin protrusions 742 as the number of optical cables 24 are integrally formed on the front surface (right side in FIG. 1). The tip 744 of the projecting portion 742 is further thinned and is in close contact with the optical cable 24 penetrating that portion. The heat shrink tube 76 is covered and shrunk on the tip 744 of the cover 74 and the optical cable 24 penetrating the inside thereof.
【００１８】端部部材５６より内側において、光ケーブ
ル２４のシース２４４を除去してステンレスパイプ２４
２を露出させる。そして露出したステンレスパイプ２４
２とこれに隣接するシース２４４上にかけて、熱収縮チ
ューブ７８をかぶせ、収縮させる。また、露出したステ
ンレスパイプ２４２を整列部材８０で押さえる（図１
（ｅ））。カバー７４内に防水コンパウンド８２を充填
する。以上が光ケーブル接続部５０の構成である。Inside the end member 56, the sheath 244 of the optical cable 24 is removed to remove the stainless pipe 24.
Expose 2 And the exposed stainless steel pipe 24
2 and the sheath 244 adjacent thereto are covered with the heat-shrinkable tube 78 to be shrunk. Further, the exposed stainless steel pipe 242 is pressed by the alignment member 80 (see FIG. 1).
(E)). The waterproof compound 82 is filled in the cover 74. The above is the configuration of the optical cable connection unit 50.
【００１９】[0019]
（１）一つの修理用接続箱内に電力ケーブル接続部と一
緒に収容しても、修理用接続箱内に充填する絶縁コンパ
ウンドが、光ケーブル接続箱内に入り込まない。 （２）ケーブル部分に浸水事故が発生して、光ケーブル
のシースの下を水が伝って来ても、光ファイバの接続部
には達しない。(1) Even if the power cable connection part is housed in one repair junction box, the insulating compound filling the repair junction box does not enter the optical cable junction box. (2) Even if a water accident occurs in the cable portion and water comes under the sheath of the optical cable, it does not reach the connection portion of the optical fiber.
【図１】（ａ）は本発明の実施例の全体の模型的説明
図、（ｂ）はその右側面図、（ｃ）は端末の詳細説明図
で、（ｄ）（ｅ）は（ｃ）のＤ，Ｅにおける縮小断面
図。FIG. 1 (a) is an overall schematic explanatory view of an embodiment of the present invention, (b) is a right side view thereof, (c) is a detailed explanatory view of a terminal, and (d) and (e) are (c). ) D, E reduced cross-sectional view.
【図２】本発明の光ケーブル接続部が用いられる光複合
直流海底ＯＦケーブルの修理用接続箱の説明図。FIG. 2 is an explanatory view of a connection box for repairing an optical composite DC submarine OF cable in which the optical cable connection portion of the present invention is used.
【図３】本発明の光ケーブル接続部が用いられる光複合
直流海底ＯＦケーブルの説明図。FIG. 3 is an explanatory diagram of an optical composite DC submarine OF cable in which the optical cable connecting portion of the present invention is used.
１０ ケーブル導体 １１ ケーブル導体接続管 １２ 油通路 １４ ケーブル絶縁体 １５ 補強絶縁体 １６ 鉛被 １８ 補強層 ２０ 防食層 ２２ 介在ひも ２４ 光ケーブル ２４０ 光ファイバ ２４２ ステンレスパイプ ２４４ シース ２６ 座床層 ２８ 鉄線 ３０ 外装 ３２ スペーサ ３４ 保護管 ３６ 鉛工 ３８ 絶縁油 ４０ 電力ケーブル接続部 ４１ 引留リング ４２ 鉄線 ４４ 引留板 ４６ テンションボルト ４８ ナット ５０ 光ケーブル接続部 ５４ 水密容器 ５６ 端部部材 ５８ ブック形トレイ ６０ 光ファイバ接続部 ６２ ホルダ ６４ 円盤 ６６ パッキン ６８ パッキン押え ７０ ステンレスパイプ ７２ 熱収縮チューブ ７４ カバー ７４０ カバーの基部 ７４２ 突出部 ７４４ 先端 ７６ 熱収縮チューブ ７８ 熱収縮チューブ ８０ 整列部材 ８２ 防水コンパウンド ９０ スペーサ ９２ 外部保護管 ９４ 絶縁コンパウンド 10 Cable Conductor 11 Cable Conductor Connection Tube 12 Oil Passage 14 Cable Insulator 15 Reinforcement Insulator 16 Lead Cover 18 Reinforcement Layer 20 Anticorrosion Layer 22 Interposed String 24 Optical Cable 240 Optical Fiber 242 Stainless Pipe 244 Sheath 26 Seat Floor Layer 28 Iron Wire 30 Exterior 32 Spacer 34 Protective tube 36 Lead work 38 Insulating oil 40 Power cable connection part 41 Stretching ring 42 Iron wire 44 Stretching plate 46 Tension bolt 48 Nut 50 Optical cable connection part 54 Watertight container 56 End member 58 Book tray 60 Optical fiber connection part 62 Holder 64 disk 66 packing 68 packing retainer 70 stainless pipe 72 heat shrink tube 74 cover 740 cover base 742 protrusion 744 tip 76 heat shrink tube 78 heat shrink tube 80 alignment member 82 waterproof Npaundo 90 spacer 92 outer protective tube 94 insulating compound
───────────────────────────────────────────────────── フロントページの続き (72)発明者 猪鼻 昭二 東京都江東区木場１丁目５番１号 株式会 社フジクラ内 (72)発明者 小林 寿夫 東京都江東区木場１丁目５番１号 株式会 社フジクラ内 (72)発明者 中尾 由明 東京都江東区木場１丁目５番１号 株式会 社フジクラ内 (72)発明者 中村 良晴 東京都江東区木場１丁目５番１号 株式会 社フジクラ内 (72)発明者 丸山 孝 東京都江東区木場１丁目５番１号 株式会 社フジクラ内 (72)発明者 原 敏明 大阪府大阪市北区中之島三丁目３番22号 関西電力株式会社内 (72)発明者 宮藤 龍二 大阪府大阪市北区中之島三丁目３番22号 関西電力株式会社内 (72)発明者 寺島 一希 東京都中央区銀座六丁目15番１号 電源開 発株式会社内 ─────────────────────────────────────────────────── ─── Continued Front Page (72) Inventor Shoji Inohana 1-5-1, Kiba, Koto-ku, Tokyo Fujikura Co., Ltd. (72) Inventor Toshio Kobayashi 1-5-1, Kiba, Koto-ku, Tokyo Stock Association Inside Fujikura Ltd. (72) Inventor Yoshiaki Nakao 1-5-1, Kiba, Koto-ku, Tokyo Fujikura Ltd. (72) Inventor Yoshiharu Nakamura 1-1-5 Kiba, Koto-ku, Tokyo Incorporation Fujikura Ltd. (72) Inventor Takashi Maruyama 1-5-1 Kiba, Koto-ku, Tokyo Fujikura Stock Company (72) Inventor Toshiaki Hara 3-22 Nakanoshima 3-chome, Kita-ku, Osaka, Osaka Kansai Electric Power Co., Inc. (72 ) Inventor Ryuji Miyato 3-22-3 Nakanoshima, Kita-ku, Osaka City, Osaka Prefecture Kansai Electric Power Co., Inc. (72) Ikki Terajima 6-15-1 Ginza, Chuo-ku, Tokyo Power source Development Co., Ltd.
Claims (1)
取り付けてあり、前記端部部材を光ケーブルが貫通し、
前記容器内に光ファイバの接続部が設けてある、光ケー
ブル接続箱において、前記端部部材と光ケーブルとの間
にパツキンが設けられ、前記端部部材より外側におい
て、前記光ケーブルのシースが除去され、当該シース除
去部分とその両側のケーブルシース上にかけて、熱収縮
チューブが収縮した状態でかぶせられ、当該熱収縮チュ
ーブがかぶせられた部分の光ケーブルと前記容器の端部
にかけて水密性のカバーがかぶせられ、当該カバーを貫
通する光ケーブルと当該カバーにかけて熱収縮チューブ
が収縮した状態でかぶせられ、前記端部部材より内側に
おいて、前記光ケーブルのシースが除去され、当該シー
ス除去部分とそれに隣接するケーブルシース上にかけ
て、熱収縮チューブが収縮した状態でかぶせられ、前記
カバー内に防水コンパウンドが充填されている、光ケー
ブル接続箱1. An end member is attached to an end of a watertight container in a watertight manner, and an optical cable penetrates the end member,
The optical fiber connection portion is provided in the container, in the optical cable connection box, a packing is provided between the end member and the optical cable, the outer side of the end member, the sheath of the optical cable is removed, Over the sheath-removed portion and the cable sheaths on both sides thereof, the heat-shrinkable tube is covered in a contracted state, and the water-tight cover is covered over the optical cable and the end portion of the container where the heat-shrinkable tube is covered, An optical cable passing through the cover and a heat-shrinkable tube covering the cover are covered in a contracted state, inside the end member, the sheath of the optical cable is removed, and the sheath-removed portion and the cable sheath adjacent to the sheath are removed, Cover the heat-shrinkable tube in a contracted state, and put a waterproof Command has been filled, the optical cable connection box
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7257069A JP2777706B2 (en) | 1995-09-08 | 1995-09-08 | Optical cable connection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7257069A JP2777706B2 (en) | 1995-09-08 | 1995-09-08 | Optical cable connection box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0980253A true JPH0980253A (en) | 1997-03-28 |
| JP2777706B2 JP2777706B2 (en) | 1998-07-23 |
Family
ID=17301318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7257069A Expired - Fee Related JP2777706B2 (en) | 1995-09-08 | 1995-09-08 | Optical cable connection box |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2777706B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6895171B1 (en) | 1995-04-14 | 2005-05-17 | Kabushiki Kaisha Toshiba | Recording medium capable of interactive reproduction and reproducing system for the same |
| WO2013099756A1 (en) * | 2011-12-28 | 2013-07-04 | 住友電気工業株式会社 | Optical-cable terminal structure and optical module |
| KR20170017555A (en) * | 2015-08-07 | 2017-02-15 | 엘에스전선 주식회사 | Installation method of pulling eye for submarine cable and Submarine cable having the pulling eye |
| WO2017146324A1 (en) * | 2016-02-24 | 2017-08-31 | 엘에스전선 주식회사 | Pulling eye for submarine cable, installation method of pulling eye for submarine cable, and submarine cable comprising pulling eye |
| JP2020167830A (en) * | 2019-03-29 | 2020-10-08 | 古河電気工業株式会社 | Intermediate connection portion of optical composite power cable, and method of forming intermediate connection portion of optical composite power cable |
| CN115050229A (en) * | 2022-06-28 | 2022-09-13 | 重庆工程学院 | Multimedia teaching equipment |
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| JPS57155514U (en) * | 1981-03-26 | 1982-09-30 | ||
| JPS60189007U (en) * | 1984-05-25 | 1985-12-14 | 日本電気株式会社 | Joint chamber structure of submarine repeater for optical communication |
-
1995
- 1995-09-08 JP JP7257069A patent/JP2777706B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56150910U (en) * | 1980-04-11 | 1981-11-12 | ||
| JPS57155514U (en) * | 1981-03-26 | 1982-09-30 | ||
| JPS60189007U (en) * | 1984-05-25 | 1985-12-14 | 日本電気株式会社 | Joint chamber structure of submarine repeater for optical communication |
Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6895171B1 (en) | 1995-04-14 | 2005-05-17 | Kabushiki Kaisha Toshiba | Recording medium capable of interactive reproduction and reproducing system for the same |
| US7203414B2 (en) | 1995-04-14 | 2007-04-10 | Kabushiki Kaisha Toshiba | Recording medium capable of interactive reproducing and reproduction system for the same |
| US8233766B2 (en) | 1995-04-14 | 2012-07-31 | Kabushiki Kaisha Toshiba | Recording medium capable of interactive reproducing and reproduction system for the same |
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| US8311388B2 (en) | 1995-04-14 | 2012-11-13 | Kabushiki Kaisha Toshiba | Recording medium capable of interactive reproducing and reproduction system for the same |
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| US8417093B2 (en) | 1995-04-14 | 2013-04-09 | Kabushiki Kaisha Toshiba | Recording medium capable of interactive reproducing and reproduction system for the same |
| WO2013099756A1 (en) * | 2011-12-28 | 2013-07-04 | 住友電気工業株式会社 | Optical-cable terminal structure and optical module |
| KR20170017555A (en) * | 2015-08-07 | 2017-02-15 | 엘에스전선 주식회사 | Installation method of pulling eye for submarine cable and Submarine cable having the pulling eye |
| WO2017146324A1 (en) * | 2016-02-24 | 2017-08-31 | 엘에스전선 주식회사 | Pulling eye for submarine cable, installation method of pulling eye for submarine cable, and submarine cable comprising pulling eye |
| KR20170099604A (en) * | 2016-02-24 | 2017-09-01 | 엘에스전선 주식회사 | Pulling eye for submarine cable, method for installing for the same, and submarine cable having the same |
| US10666027B2 (en) | 2016-02-24 | 2020-05-26 | Ls Cable & System Ltd. | Pulling eye for submarine cable and submarine cable comprising pulling eye |
| JP2020167830A (en) * | 2019-03-29 | 2020-10-08 | 古河電気工業株式会社 | Intermediate connection portion of optical composite power cable, and method of forming intermediate connection portion of optical composite power cable |
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| JP2777706B2 (en) | 1998-07-23 |
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