JP2003322782A - Optical communication trunk cable - Google Patents
Optical communication trunk cableInfo
- Publication number
- JP2003322782A JP2003322782A JP2002132360A JP2002132360A JP2003322782A JP 2003322782 A JP2003322782 A JP 2003322782A JP 2002132360 A JP2002132360 A JP 2002132360A JP 2002132360 A JP2002132360 A JP 2002132360A JP 2003322782 A JP2003322782 A JP 2003322782A
- Authority
- JP
- Japan
- Prior art keywords
- optical communication
- communication trunk
- trunk cable
- metal foil
- foil sheet
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 59
- 238000004891 communication Methods 0.000 title claims abstract description 49
- 229910052751 metal Inorganic materials 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 45
- 239000011888 foil Substances 0.000 claims abstract description 40
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 22
- 239000000057 synthetic resin Substances 0.000 claims abstract description 22
- 239000013307 optical fiber Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 239000012943 hotmelt Substances 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 claims 1
- 229920002994 synthetic fiber Polymers 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は主に下水管内に配置
される光通信幹線ケーブルに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to an optical communication trunk cable arranged in a sewer pipe.
【０００２】[0002]
【従来の技術】従来、光通信幹線ケーブルを下水管内に
配線する場合、外周部をアルミニウムやステンレス等の
金属材で覆ったり、ジエリ樹脂を充填することが行なわ
れている。2. Description of the Related Art Conventionally, when wiring an optical communication trunk cable in a sewer pipe, the outer peripheral portion is covered with a metal material such as aluminum or stainless steel or filled with a resin.
【０００３】[0003]
【発明が解決しようとする課題】従来の金属材で覆う方
法は、十分な耐水性が得られるが、固く、配線時の曲げ
作業が大変であるとともに、コスト高になるという欠点
があった。また、ジエリ樹脂を充填する方法では光ファ
イバ接続時の後処理が困難であるという欠点があった。The conventional method of covering with a metal material has sufficient water resistance, but has the drawbacks that it is hard, the bending work during wiring is difficult, and the cost is high. In addition, the method of filling the resin has a drawback that it is difficult to perform post-processing when connecting the optical fibers.
【０００４】本発明は以上のような従来の欠点に鑑み、
加工が容易で、配線時の曲げ作業や光ファイバ接続時の
後処理も容易で、確実に防水することができる光通信幹
線ケーブルを提供することを目的としている。In view of the above-mentioned conventional drawbacks, the present invention has been made.
It is an object of the present invention to provide an optical communication trunk cable which is easy to process, can be easily bent during wiring and can be easily post-processed when connecting optical fibers, and can be reliably waterproofed.
【０００５】本発明の前記ならびにそのほかの目的と新
規な特徴は次の説明を添付図面と照らし合わせて読む
と、より完全に明かになるであろう。ただし、図面はも
っぱら解説のためのものであって、本発明の技術的範囲
を限定するものではない。The above and other objects and novel features of the present invention will be more completely apparent when the following description is read in view of the accompanying drawings. However, the drawings are only for explanation and do not limit the technical scope of the present invention.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
に、本発明は内部シース内に１心〜複数心の光ファイバ
心線あるいは光テープ心線およびこれらの両側部に沿う
ように配置されたテンションメンバーとを設けた光通信
幹線ケーブル本体と、この光通信幹線ケーブル本体の外
周部を、両端部が重なり合うように覆って溶着固定され
る内側面あるいは外側面に合成樹脂材あるいは合成樹脂
シートがコーティングされた金属箔シートと、この金属
箔シートの外周部を覆う外部シースとで光通信幹線ケー
ブルを構成している。In order to achieve the above object, the present invention is arranged in an inner sheath so as to extend along one or more cores of an optical fiber or an optical tape and both sides thereof. Optical communication trunk cable body provided with a tension member and an outer peripheral portion of the optical communication trunk cable body are covered with the both ends so that they are welded and fixed to the inner or outer surface of the synthetic resin material or synthetic resin sheet. An optical communication trunk cable is constituted by a metal foil sheet coated with and an outer sheath covering the outer peripheral portion of the metal foil sheet.
【０００７】[0007]
【発明の実施の形態】以下、図面に示す実施の形態によ
り、本発明を詳細に説明する。BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.
【０００８】図１ないし図５に示す本発明の第１の実施
の形態において、１は防水処理が施された断面長方形状
の本発明の光通信幹線ケーブルで、この光通信幹線ケー
ブル１は光通信幹線ケーブル本体２と、この光通信幹線
ケーブル本体２の外周部を両端部が重なり合うように覆
って溶着固定されるアルミシート、ステンレスシート等
の金属シートの内側面あるいは外側面にホットメルト樹
脂３がコーティングされた金属箔シート４と、この金属
箔シート４の外周部を覆う外部シース５とで構成されて
いる。In the first embodiment of the present invention shown in FIGS. 1 to 5, reference numeral 1 is an optical communication trunk cable of the present invention having a rectangular cross section which is waterproofed, and the optical communication trunk cable 1 is an optical fiber. The hot melt resin 3 is formed on the inner surface or the outer surface of a metal sheet such as an aluminum sheet or a stainless sheet, which is welded and fixed to the communication trunk cable main body 2 and the outer peripheral portion of the optical communication trunk cable main body 2 so that both ends overlap each other. It is composed of a metal foil sheet 4 coated with and an outer sheath 5 covering the outer peripheral portion of the metal foil sheet 4.
【０００９】前記光通信幹線ケーブル本体２は、ほぼ中
央部に配置された４心光ファイバ心線６と、この４心光
ファイバ心線６の両側部に沿うように配置されたテンシ
ョンメンバー７、７と、このテンションメンバー７、７
および前記４心光ファイバ心線６を覆う内部シース８
と、この内部シース８のほぼ中央の上下部の外周部に形
成された切り裂き用の切欠部９、９と、この切欠部９、
９の一方に収納された、前記金属箔シート４および外部
シース５を引き裂く引き裂き紐１０とで構成されてい
る。The optical communication trunk cable main body 2 has a four-core optical fiber core wire 6 arranged substantially in the center, and tension members 7 arranged along both sides of the four-core optical fiber core wire 6. 7 and this tension member 7, 7
And an inner sheath 8 for covering the 4-fiber optical fiber 6
And notches 9 and 9 for tearing formed in the outer peripheral portion of the upper and lower portions of the center of the inner sheath 8, and the notch portion 9,
A tear string 10 for tearing the metal foil sheet 4 and the outer sheath 5 housed in one side of the outer sheath 5.
【００１０】上記構成の光通信幹線ケーブル１は光通信
幹線ケーブル本体２の外周部を、両端部が重なり合うよ
うに金属箔シート４で覆った後、外周部を外部シース５
で覆う。この時、金属箔シート４の重なり合う部位をア
イロンや電気コテ等によって溶着させた後に、外部シー
ス５を形成してもよく、また、金属箔シート４の重なり
合う部位を位置決め状態で外部シース５を形成すること
ができる場合には、そのまま外部シース５を形成して、
該外部シース５形成時の外部シース５の熱によって金属
箔シート４のホットメルト樹脂３を光通信幹線ケーブル
本体２の内部シース８に溶着固定して製造する。なお、
金属箔シート４のホットメルト樹脂３が外側面に位置す
るように内部シース８に取付けることにより、該金属箔
シート４のホットメルト樹脂３を外部シース５の内側面
に溶着固定することができる。In the optical communication trunk cable 1 having the above-mentioned structure, the outer circumference of the optical communication trunk cable main body 2 is covered with the metal foil sheet 4 so that both ends overlap each other, and then the outer circumference is covered with the outer sheath 5.
Cover with. At this time, the outer sheath 5 may be formed after welding the overlapping portions of the metal foil sheet 4 with an iron, an electric iron or the like, or the outer sheath 5 is formed with the overlapping portions of the metal foil sheet 4 positioned. If it is possible to form the outer sheath 5 as it is,
The hot melt resin 3 of the metal foil sheet 4 is welded and fixed to the inner sheath 8 of the optical communication trunk cable body 2 by the heat of the outer sheath 5 when the outer sheath 5 is formed. In addition,
By attaching the hot melt resin 3 of the metal foil sheet 4 to the inner sheath 8 so that the hot melt resin 3 is located on the outer side surface, the hot melt resin 3 of the metal foil sheet 4 can be welded and fixed to the inner side surface of the outer sheath 5.
【００１１】このように製造された光通信幹線ケーブル
１は光通信幹線ケーブル本体２を金属箔シート４で覆う
とともに、その外周部が外部シース５で覆われているた
め、下水管内等の水分のある所に配線されても、金属箔
シート４によって覆われている光通信幹線ケーブル本体
２の４心光ファイバ心線６の耐水性と耐透湿性を図るこ
とができる。また、金属箔シート４を用いているため、
固くならず、配線作業を容易に行なうことができる。The optical communication trunk cable 1 thus manufactured covers the optical communication trunk cable main body 2 with the metal foil sheet 4 and the outer peripheral portion thereof is covered with the outer sheath 5. Even if it is wired at a certain place, the water resistance and moisture permeability of the four-core optical fiber core wire 6 of the optical communication trunk cable main body 2 covered with the metal foil sheet 4 can be achieved. Moreover, since the metal foil sheet 4 is used,
Wiring work can be performed easily without becoming hard.
【００１２】[0012]
【発明の異なる実施の形態】次に、図６ないし図１６に
示す本発明の異なる実施の形態につき説明する。なお、
これらの本発明の異なる実施の形態の説明に当って、前
記本発明の第１の実施の形態と同一構成部分には同一符
号を付して重複する説明を省略する。Different Embodiments of the Invention Next, different embodiments of the present invention shown in FIGS. 6 to 16 will be described. In addition,
In the description of these different embodiments of the present invention, the same components as those of the first embodiment of the present invention will be denoted by the same reference numerals and redundant description will be omitted.
【００１３】図６ないし図８に示す本発明の第２の実施
の形態において、前記本発明の第１の実施の形態と主に
異なる点は、内部シース８Ａの一側部より外方に突出す
る部位に吊線１１を配置した光通信幹線ケーブル本体２
Ａを用いた点で、このように形成した光通信幹線ケーブ
ル本体２Ａを用いて構成した光通信幹線ケーブル１Ａに
しても、前記本発明の第１の実施の形態と同様な作用効
果が得られる。The second embodiment of the present invention shown in FIGS. 6 to 8 is mainly different from the first embodiment of the present invention in that it protrudes outward from one side of the inner sheath 8A. Optical communication trunk cable main body 2 in which suspension line 11 is arranged in the area
In terms of using A, even if the optical communication trunk cable 1A is configured by using the optical communication trunk cable main body 2A formed in this way, the same operational effect as that of the first embodiment of the present invention can be obtained. .
【００１４】図９および図１０に示す本発明の第３の実
施の形態において、前記本発明の第１の実施の形態と主
に異なる点は、光テープ心線１２を用いた光通信幹線ケ
ーブル本体２Ｂを用いた点で、このように形成された光
通信幹線ケーブル本体２Ｂを用いて構成した光通信幹線
ケーブル１Ｂにしても、前記本発明の第１の実施の形態
と同様な作用効果が得られる。The third embodiment of the present invention shown in FIGS. 9 and 10 is mainly different from the first embodiment of the present invention in that an optical communication trunk cable using an optical tape core wire 12 is used. In terms of using the main body 2B, the optical communication mains cable 1B configured by using the optical communication mains cable main body 2B thus formed has the same operation and effect as the first embodiment of the present invention. can get.
【００１５】図１１ないし図１３に示す本発明の第４の
実施の形態において、前記本発明の第１の実施の形態と
主に異なる点は、内側面あるいは外側面に合成樹脂３Ａ
がコーティングされた金属箔シート４Ａを用いた点で、
このような金属箔シート４Ａを用いて構成した光通信幹
線ケーブル１Ｃにしても、前記本発明の第１の実施の形
態と同様な作用効果が得られる。The fourth embodiment of the present invention shown in FIGS. 11 to 13 is mainly different from the first embodiment of the present invention in that the inner surface or the outer surface is made of synthetic resin 3A.
In that the metal foil sheet 4A coated with is used,
Even with the optical communication trunk cable 1C configured by using such a metal foil sheet 4A, the same effect as that of the first embodiment of the present invention can be obtained.
【００１６】図１４ないし図１６に示す本発明の第５の
実施の形態において、前記本発明の第２の実施の形態と
主に異なる点は、光テープ心線１２を用いた光通信幹線
ケーブル本体２Ｃと、内側面あるいは外側面に合成樹脂
３Ａがコーティングされた金属箔シート４Ａを用いた点
で、このような光通信幹線ケーブル本体２Ｃ、金属箔シ
ート４Ａを用いて構成した光通信幹線ケーブル１Ｄにし
ても、前記本発明の第２の実施の形態と同様な作用効果
が得られる。The fifth embodiment of the present invention shown in FIGS. 14 to 16 is mainly different from the second embodiment of the present invention in that an optical communication trunk cable using an optical tape core wire 12 is used. The main body 2C and the metal foil sheet 4A coated with the synthetic resin 3A on the inner side surface or the outer side surface are used, and thus the optical communication main line cable body 2C and the optical communication main line cable configured by using the metal foil sheet 4A are used. Even with 1D, the same operational effects as those of the second embodiment of the present invention can be obtained.
【００１７】なお、前記本発明の各実施の形態では４心
光ファイバ心線６や光テープ心線１２を光通信幹線ケー
ブル本体２、２Ａ、２Ｂ、２Ｃに用いたものについて説
明したが、本発明はこれに限らず、１心、２心、４心を
２個用いたもの、光テープ心線を複数個重ね合わせたも
の等を使用した光通信幹線ケーブル本体を用いてもよ
い。In each of the embodiments of the present invention described above, the four-core optical fiber core wire 6 and the optical tape core wire 12 are used for the optical communication trunk cable main bodies 2, 2A, 2B and 2C. The invention is not limited to this, and an optical communication trunk cable main body using one that uses two cores, two cores, and four cores, one that stacks a plurality of optical tape cores, or the like may be used.
【００１８】また、前記本発明の各実施の形態では金属
シートの内側面あるいは外側面にホットメルト樹脂３が
コーティングした金属箔シート４や、金属シートの内側
面あるいは外側面に合成樹脂３Ａがコーティングされた
金属箔シート４Ａを用いるものに付いて説明したが、本
発明はこれに限らず、金属シートの内側面あるいは外側
面にポリエステル樹脂シートを貼り合わせ、該ポリエス
テル樹脂シートの表面にホットメルト樹脂をスプレー塗
布したり、ホットメルト樹脂シートを貼り合わてコーテ
ィングした金属箔シートや、ホットメルト樹脂３をスプ
レー塗布したポリエステル樹脂シートを金属シートの内
側面あるいは外側面に張り合わせた金属箔シートを用い
ても良い。Further, in each of the embodiments of the present invention, the metal foil sheet 4 in which the inner surface or the outer surface of the metal sheet is coated with the hot melt resin 3 or the inner surface or the outer surface of the metal sheet is coated with the synthetic resin 3A. The present invention is not limited to this, but the present invention is not limited to this, and a polyester resin sheet is attached to the inner surface or the outer surface of the metal sheet, and the hot melt resin is applied to the surface of the polyester resin sheet. Using a metal foil sheet that is spray-coated, or a hot-melt resin sheet is laminated and coated, or a polyester foil sheet that is spray-coated with hot-melt resin 3 is attached to the inside or outside of the metal sheet. Is also good.
【００１９】以上の説明から明らかなように、本発明に
あっては次に列挙する効果が得られる。As is clear from the above description, the following effects can be obtained in the present invention.
【００２０】（１）内部シース内に１心〜複数心の光フ
ァイバ心線あるいは光テープ心線およびこれらの両側部
に沿うように配置されたテンションメンバーとを設けた
光通信幹線ケーブル本体と、この光通信幹線ケーブル本
体の外周部を、両端部が重なり合うように覆って溶着固
定される内側面あるいは外側面に合成樹脂材あるいは合
成樹脂シートがコーティングされた金属箔シートと、こ
の金属箔シートの外周部を覆う外部シースとで構成され
ているので、光通信幹線ケーブル本体の内部シース内の
１心〜複数心の光ファイバ心線、あるいは光テープ心線
を金属箔シートによって耐水性、耐湿性を図ることがで
きる。したがって、下水管内等の水分を含む部位に配線
して使用することができる。(1) An optical communication trunk cable main body having one to a plurality of cores of optical fibers or cores of an optical tape and tension members arranged along both sides thereof in an inner sheath, A metal foil sheet coated with a synthetic resin material or a synthetic resin sheet on the inner side surface or the outer side surface that is welded and fixed to the outer peripheral portion of the main body of the optical communication main cable so that both ends overlap with each other; Since it is composed of an outer sheath that covers the outer periphery, the optical fiber core wire of one to multiple cores or the optical tape core wire in the inner sheath of the optical communication trunk cable body is made water resistant and moisture resistant by a metal foil sheet. Can be achieved. Therefore, it can be used by wiring in a portion containing water such as in the sewer pipe.
【００２１】（２）前記（１）によって、金属箔シート
を用いているので、固くなることなく、容易に曲げるこ
とができる。したがって、配線作業を容易に行なうこと
ができる。(2) According to the above (1), since the metal foil sheet is used, it can be easily bent without becoming hard. Therefore, the wiring work can be easily performed.
【００２２】（３）前記（１）によって、内側あるいは
外側に合成樹脂材あるいは合成樹脂シートがコーティン
グされた金属箔シートを用いているので、光通信幹線ケ
ーブル本体の内部シースの外周部を覆う両端部が重なり
合う金属箔シートの溶着が、内側あるいは外側の合成樹
脂材あるいは合成樹脂シートで容易に確実に行なうこと
ができるとともに、金属箔シートの内側あるいは外側の
合成樹脂材あるいは合成樹脂シートが内部シースあるい
は外部シースにも溶着して、確実に防水状態に覆うこと
ができる。(3) According to the above (1), since the metal foil sheet coated with the synthetic resin material or the synthetic resin sheet on the inside or the outside is used, both ends covering the outer peripheral portion of the inner sheath of the optical communication trunk cable main body are used. Welding of overlapping metal foil sheets can be easily and reliably performed with an inner or outer synthetic resin material or synthetic resin sheet, and the inner or outer synthetic resin material or synthetic resin sheet of the metal foil sheet is the inner sheath. Alternatively, it can be welded to the outer sheath and can be surely covered in a waterproof state.
【００２３】（４）前記（１）によって、合成樹脂材あ
るいは合成樹脂シートがコーティングされた金属箔を用
いるため、製造が容易で、安価に製造することができ
る。(4) According to the above (1), since the metal foil coated with the synthetic resin material or the synthetic resin sheet is used, the manufacturing is easy and the manufacturing cost can be reduced.
【００２４】（５）請求項２、３も前記（１）〜（４）
と同様な効果が得られる。(5) Claims 2 and 3 are also the above (1) to (4).
The same effect as can be obtained.
【図１】本発明の第１の実施の形態の平面図。FIG. 1 is a plan view of a first embodiment of the present invention.
【図２】本発明の第１の実施の形態の一部破断面図。FIG. 2 is a partially broken cross-sectional view of the first embodiment of the present invention.
【図３】図１の３ー３線に沿う拡大断面図。FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG.
【図４】本発明の第１の実施の形態の金属箔シートの説
明図。FIG. 4 is an explanatory diagram of the metal foil sheet according to the first embodiment of this invention.
【図５】本発明の第１の実施の形態の光通信幹線ケーブ
ル本体の説明図。FIG. 5 is an explanatory diagram of the optical communication trunk cable main body according to the first embodiment of this invention.
【図６】本発明の第２の実施の形態の平面図。FIG. 6 is a plan view of the second embodiment of the present invention.
【図７】本発明の第２の実施の形態の一部破断面図。FIG. 7 is a partially broken sectional view of a second embodiment of the present invention.
【図８】図６の８ー８線に沿う拡大断面図。8 is an enlarged cross-sectional view taken along the line 8-8 of FIG.
【図９】本発明の第３の実施の形態の平面図。FIG. 9 is a plan view of the third embodiment of the present invention.
【図１０】図９の１０ー１０線に沿う拡大断面図。10 is an enlarged cross-sectional view taken along the line 10-10 of FIG.
【図１１】本発明の第４の実施の形態の平面図。FIG. 11 is a plan view of the fourth embodiment of the present invention.
【図１２】図１１の１２ー１２線に沿う拡大断面図。12 is an enlarged sectional view taken along line 12-12 of FIG.
【図１３】本発明の第４の実施の形態の金属箔シートの
説明図。FIG. 13 is an explanatory diagram of a metal foil sheet according to a fourth embodiment of the present invention.
【図１４】本発明の第５の実施の形態の平面図。FIG. 14 is a plan view of the fifth embodiment of the present invention.
【図１５】本発明の第５の実施の形態の一部破断面図。FIG. 15 is a partially broken cross-sectional view of the fifth embodiment of the present invention.
【図１６】図１４の１６ー１６線に沿う拡大断面図。16 is an enlarged cross-sectional view taken along line 16-16 of FIG.
１、１Ａ、１Ｂ、１Ｃ、１Ｄ：光通信幹線ケーブル、
２、２Ａ、２Ｂ、２Ｃ：光通信幹線ケーブル本体、３：
ホットメルト樹脂、 ３Ａ：合成樹脂、４、４Ａ：金属
箔シート、５：外部シース、６：４心光ファイバ心線、
７：テンションメンバー、８、８Ａ：内部シース、
９：切欠部、１０：引き裂き紐、 １１：吊線、１
２：光テープ心線。1, 1A, 1B, 1C, 1D: Optical communication trunk cable,
2, 2A, 2B, 2C: Optical communication trunk cable main body, 3:
Hot-melt resin, 3A: synthetic resin, 4, 4A: metal foil sheet, 5: outer sheath, 6: 4 fiber optical fiber core wire,
7: tension member, 8 and 8A: inner sheath,
9: Notch, 10: Tear string, 11: Suspended wire, 1
2: Optical tape core wire.
Claims (4)
バ心線あるいは光テープ心線およびこれらの両側部に沿
うように配置されたテンションメンバーとを設けた光通
信幹線ケーブル本体と、この光通信幹線ケーブル本体の
外周部を、両端部が重なり合うように覆って溶着固定さ
れる内側面あるいは外側面に合成樹脂材あるいは合成樹
脂シートがコーティングされた金属箔シートと、この金
属箔シートの外周部を覆う外部シースとからなることを
特徴とする光通信幹線ケーブル。1. An optical communication trunk cable main body having an inner sheath provided with one to a plurality of optical fiber cores or optical tape cores and tension members arranged along both sides thereof. A metal foil sheet coated with a synthetic resin material or a synthetic resin sheet on the inner side surface or the outer side surface, which is welded and fixed to the outer peripheral portion of the optical communication trunk cable body so that both ends overlap, and the outer periphery of the metal foil sheet. An optical communication trunk cable, characterized in that it comprises an outer sheath that covers the part.
あるいは光テープ心線、これらの両側部に沿うように配
置されたテンションメンバーおよびこのテンションメン
バーの一方より外方に突出する部位に沿うように配置さ
れた吊線とを設けた光通信幹線ケーブル本体と、この光
通信幹線ケーブル本体の外周部を両端部が重なり合うよ
うに覆って溶着固定される内側面あるいは外側面に合成
樹脂材あるいは合成樹脂シートがコーティングされた金
属箔シートと、この金属箔シートの外周部を覆う外部シ
ースとからなることを特徴とする光通信幹線ケーブル。2. A plurality of optical fiber core wires or optical tape core wires in an inner sheath, tension members arranged along both sides of these, and a portion protruding outward from one of the tension members. The main body of the optical communication trunk cable provided with the suspension wire arranged in such a manner, and the outer peripheral portion of the main body of the optical communication trunk is covered with the both ends so that they are welded and fixed to the inner surface or the outer surface of the synthetic resin material or synthetic material. An optical communication trunk cable, comprising a metal foil sheet coated with a resin sheet and an outer sheath covering an outer peripheral portion of the metal foil sheet.
樹脂シートは外部シース形成時の熱によって、該金属箔
シートの金属面および内部シースの外周面あるいは外部
シース内周面に溶着されるホットメルト樹脂材であるこ
とを特徴とする請求項１、２記載の光通信幹線ケーブ
ル。3. The hot melt of the synthetic resin material of the metal foil sheet or the synthetic resin sheet is welded to the metal surface of the metal foil sheet and the outer peripheral surface of the inner sheath or the inner peripheral surface of the outer sheath by heat when forming the outer sheath. The optical communication trunk cable according to claim 1, which is a resin material.
るいは光テープ心線を容易に引き出せるように切り裂き
用の切欠部が形成されるとともに、該切り裂き用の切欠
部内に金属箔シートおよび外部シースを切り裂く切り裂
き紐が内装されていることを特徴とする請求項１、２、
３記載の光通信幹線ケーブル。4. The inner sheath is provided with a notch for slitting so that a plurality of optical fiber cores or optical tape cores can be easily pulled out, and a metal foil sheet and an outer sheath are provided in the slit. A cleaving string for cleaving the claw is internally provided.
Optical communication trunk cable described in 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002132360A JP4018441B2 (en) | 2002-05-08 | 2002-05-08 | Optical communication trunk cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002132360A JP4018441B2 (en) | 2002-05-08 | 2002-05-08 | Optical communication trunk cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003322782A true JP2003322782A (en) | 2003-11-14 |
| JP4018441B2 JP4018441B2 (en) | 2007-12-05 |
Family
ID=29544479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002132360A Expired - Fee Related JP4018441B2 (en) | 2002-05-08 | 2002-05-08 | Optical communication trunk cable |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4018441B2 (en) |
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| JP2009037150A (en) * | 2007-08-03 | 2009-02-19 | Kita Nippon Electric Cable Co Ltd | Method for wiring aerial optical cable and aerial cable |
| JP2014241209A (en) * | 2013-06-11 | 2014-12-25 | 日立金属株式会社 | Cable and connection structure thereof |
| JP2017072801A (en) * | 2015-10-09 | 2017-04-13 | 株式会社フジクラ | Optical fiber cable |
| WO2018025814A1 (en) * | 2016-08-04 | 2018-02-08 | 株式会社フジクラ | Optical fiber cable |
| JP2019113617A (en) * | 2017-12-21 | 2019-07-11 | 株式会社フジクラ | Optical fiber cable and manufacturing method therefor |
| WO2020166369A1 (en) * | 2019-02-14 | 2020-08-20 | 日本電信電話株式会社 | Optical fiber cable |
| CN114019629A (en) * | 2021-10-15 | 2022-02-08 | 宏安集团有限公司 | Indoor and outdoor multifunctional combined optical cable |
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|---|---|---|---|---|
| JP2009037150A (en) * | 2007-08-03 | 2009-02-19 | Kita Nippon Electric Cable Co Ltd | Method for wiring aerial optical cable and aerial cable |
| JP2014241209A (en) * | 2013-06-11 | 2014-12-25 | 日立金属株式会社 | Cable and connection structure thereof |
| US10139583B2 (en) | 2015-10-09 | 2018-11-27 | Fujikura Ltd. | Optical fiber cable |
| JP2017072801A (en) * | 2015-10-09 | 2017-04-13 | 株式会社フジクラ | Optical fiber cable |
| WO2017061196A1 (en) * | 2015-10-09 | 2017-04-13 | 株式会社フジクラ | Optical fiber cable |
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| AU2017306117B2 (en) * | 2016-08-04 | 2020-07-09 | Fujikura Ltd. | Optical fiber cable |
| JP2018022064A (en) * | 2016-08-04 | 2018-02-08 | 株式会社フジクラ | Optical fiber cable |
| CN109313316A (en) * | 2016-08-04 | 2019-02-05 | 株式会社藤仓 | Connectorized fiber optic cabling |
| KR20190018704A (en) * | 2016-08-04 | 2019-02-25 | 가부시키가이샤후지쿠라 | Fiber optic cable |
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| KR102126244B1 (en) * | 2016-08-04 | 2020-06-24 | 가부시키가이샤후지쿠라 | Fiber optic cable |
| TWI640806B (en) * | 2016-08-04 | 2018-11-11 | 日商藤倉股份有限公司 | Optical fiber cable |
| JP2019113617A (en) * | 2017-12-21 | 2019-07-11 | 株式会社フジクラ | Optical fiber cable and manufacturing method therefor |
| WO2020166369A1 (en) * | 2019-02-14 | 2020-08-20 | 日本電信電話株式会社 | Optical fiber cable |
| JP2020134597A (en) * | 2019-02-14 | 2020-08-31 | 日本電信電話株式会社 | Optical fiber cable |
| JP7363043B2 (en) | 2019-02-14 | 2023-10-18 | 日本電信電話株式会社 | fiber optic cable |
| US11947175B2 (en) | 2019-02-14 | 2024-04-02 | Nippon Telegraph And Telephone Corporation | Optical fiber cable |
| CN114019629A (en) * | 2021-10-15 | 2022-02-08 | 宏安集团有限公司 | Indoor and outdoor multifunctional combined optical cable |
| CN114019629B (en) * | 2021-10-15 | 2024-01-30 | 宏安集团有限公司 | Indoor and outdoor multifunctional combined optical cable |
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