JPH03156410A - Optical cable for communication - Google Patents
Optical cable for communicationInfo
- Publication number
- JPH03156410A JPH03156410A JP1296750A JP29675089A JPH03156410A JP H03156410 A JPH03156410 A JP H03156410A JP 1296750 A JP1296750 A JP 1296750A JP 29675089 A JP29675089 A JP 29675089A JP H03156410 A JPH03156410 A JP H03156410A
- Authority
- JP
- Japan
- Prior art keywords
- optical cable
- outer sheath
- support wire
- section
- support
- 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 111
- 239000013307 optical fiber Substances 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 239000004033 plastic Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 230000003796 beauty Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000012783 reinforcing fiber Substances 0.000 description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4416—Heterogeneous cables
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4403—Optical cables with ribbon structure
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44382—Means specially adapted for strengthening or protecting the cables the means comprising hydrogen absorbing materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
Description
【発明の詳細な説明】
「産業上の利用分野」
本発明は屋外の配線から屋内の配線まで行なうことので
きる通信用光ケーブルに関する。DETAILED DESCRIPTION OF THE INVENTION "Field of Industrial Application" The present invention relates to an optical communication cable that can be used for both outdoor wiring and indoor wiring.
「従来の技術」
従来、−船釣に考えられている屋外および屋内配線用途
の通信用光ケーブルは、光心線２本の両側に鋼４１２本
を平行に配列し、−括してＰＶＣ外被を被覆した構造だ
が、この構造では布設の際、端末に光フアイバー心線を
むき出し、接続等の工事をすることになり、光フアイバ
ー心線を傷める等のトラブルを生ずるおそれがあった。``Prior Art'' Conventionally, communication optical cables for outdoor and indoor wiring, which have been considered for boat fishing, have 412 steel wires arranged in parallel on both sides of two optical fibers, and are wrapped in a PVC outer sheath. However, with this structure, during installation, the optical fiber core wire must be exposed at the terminal for connection work, etc., which may cause problems such as damage to the optical fiber core wire.
また、テンションメンバーとして鋼線２本を配設してい
るため、可どう性がなく、これを屋内線として使用した
場合、扱いにくい等の欠点があった。Furthermore, since two steel wires are provided as tension members, there is no flexibility, and when this wire is used as an indoor wire, there are drawbacks such as difficulty in handling.
「本発明の目的」
本発明は以上のような従来の欠点に鑑み、屋外の配線や
屋内の配線を容易に行なうことができるとともに、屋内
の配線が見苦しくなったりすることなく、かつ配線によ
って光フアイバー心線に悪影響を及ぼすことのない通信
用光ケーブルを得るにある。``Object of the present invention'' In view of the above-mentioned drawbacks of the conventional art, the present invention enables outdoor wiring and indoor wiring to be easily carried out, prevents the indoor wiring from becoming unsightly, and eliminates the need for light by wiring. An object of the present invention is to obtain an optical cable for communication that does not adversely affect fiber cores.
［本発明の目的を達成するための手段］本発明は鋼撚線
あるいは鋼線等のテンションメンバーの外周部をプラス
チックあるいはゴム等の材質の支持線部用外被で覆った
支持線部と、この支持線部の一側面あるいは両側面に配
置した光ケーブルと、この光ケーブルの外周部を覆う前
記支持線部用外被と一体成形された該支持線部用外被の
高さ寸法よりも小さな高さ寸法となる光ケーブル部用外
被と、この光ケーブル部用外被と前記支持線部用外被と
の間に介装された該支持線部用外被から光ケーブル部用
外被を引裂くことのできる引裂き紐とからなることを特
徴としている。[Means for Achieving the Objects of the Invention] The present invention provides a support wire portion in which the outer periphery of a tension member such as stranded steel wire or steel wire is covered with an outer sheath for the support wire portion made of a material such as plastic or rubber; The height of the optical cable disposed on one side or both sides of the support line part and the sheath for the support line part that is integrally molded with the outer sheath for the support line part that covers the outer periphery of the optical cable tearing the optical cable portion outer sheath from the support wire portion outer sheath interposed between the optical cable portion outer sheath and the support wire portion outer sheath having the same dimensions; It is characterized by consisting of a tearable string that can be
また、本発明は鋼撚線あるいは鋼線等のテンションメン
バーの外周部をプラスチックあるいはゴム等の材質の支
持線部用外被で覆った支持線部と、この支持線部の一側
面あるいは両側面に配置した光ケーブルと、この光ケー
ブルの外周部を覆う前記支持線部用外被と切断用薄肉部
を介して一体成形された該支持線部用外被の高さ寸法よ
りも小さな高さ寸法となる光ケーブル部用外被とからな
ることを特徴としている。The present invention also provides a support wire portion in which the outer periphery of a tension member such as stranded steel wire or steel wire is covered with an outer sheath for the support wire portion made of a material such as plastic or rubber, and one or both sides of the support wire portion. an optical cable disposed in the optical cable, and a height dimension smaller than a height dimension of the support wire portion outer sheath that is integrally molded via the support wire portion outer sheath that covers the outer periphery of the optical cable and the thin-walled cutting portion. It is characterized by consisting of an outer sheath for the optical cable section.
「本発明の実施例」
以下、図面に示す実施例により、本発明の詳細な説明す
る。"Embodiments of the present invention" The present invention will be described in detail below with reference to embodiments shown in the drawings.
第１図ないし第１２図の実施例において、１は屋外に配
線されたものを建物の壁面２等に取付けられた取付は金
具３を介して屋内に配線される本発明の通信用光ケーブ
ルで、この通信用光ケーブル１は第２図ないし第７図に
示すように７本の亜鉛メツキ鋼撚線あるいは亜鉛メツキ
鋼線等のテンションメンバー４の外周部をプラスチック
あるいはゴム等の材質の長方形状となる支持線部用外被
５で覆った支持線部６と、この支持線部６の一側面に沿
うように配置された光ケーブル７と、この光ケーブル７
の外周部を覆う前記支持線部用外被５と一体成形された
該支持線部用外被５の高さ寸法Ｈよりも小さな高さ寸法
Ｈ２となる光ケーブル部用外被８と、この光ケーブル部
用外被８と前記支持線部用外被５との間に介装された該
支持線部用外被５から光ケーブル部用外被８を引裂くこ
とのできる引裂き紐９．９と、前記光ケーブル部用外被
８に埋設された該光ケーブル部用外被８を引裂き、光ケ
ーブル７を表出させる引裂き紐１０とから構成されてい
る。In the embodiments shown in FIGS. 1 to 12, reference numeral 1 denotes an optical communication cable of the present invention which is wired outdoors and which is attached to a wall surface 2 of a building, etc., and which is wired indoors via a metal fitting 3. As shown in FIGS. 2 to 7, this communication optical cable 1 has a tension member 4 made of seven galvanized steel strands or galvanized steel wires, and the outer periphery of the tension member 4 is made of a rectangular shape made of plastic or rubber. A support line part 6 covered with a support line part outer sheath 5, an optical cable 7 arranged along one side of this support line part 6, and this optical cable 7.
an outer sheath 8 for an optical cable portion having a height dimension H2 smaller than a height dimension H of the outer sheath 5 for the support wire portion integrally molded with the outer sheath 5 for the support wire portion that covers the outer peripheral portion of the optical cable portion; a tearing string 9.9 that can tear the optical cable portion outer sheath 8 from the support wire portion outer sheath 5, which is interposed between the support line portion outer sheath 8 and the support line portion outer sheath 5; It is comprised of a tear string 10 that tears the optical cable part outer sheath 8 embedded in the optical cable part outer sheath 8 and exposes the optical cable 7.
前記光ケーブル７は光フアイバー心線１１と、この光フ
フイバー心線１１の外周部を覆う補強繊維１２と、この
補強繊維１２の外周部を覆う外被１３とから構成されて
いる。The optical cable 7 is composed of an optical fiber core 11, reinforcing fibers 12 that cover the outer periphery of the optical fiber 11, and a jacket 13 that covers the outer periphery of the reinforcing fibers 12.
「本発明の実施例の作用」
上記構成の通信用光ケーブル１は、屋外では例えば第１
図および第８図に示すように構成された取付は金具３を
用いて配線されるため、第９図に示すように光ケーブル
部用外被８部分は取付は金具３の締付は圧力が加わるこ
とがないとともに、支持線部６の鋼撚線あるいは鋼線等
のテンションメンバー４によって充分な引張り強度が得
られる。"Operation of the embodiment of the present invention" The communication optical cable 1 having the above configuration is used outdoors, for example, when the first
Since the installation configured as shown in the figure and FIG. 8 is wired using the metal fitting 3, pressure is applied to the outer sheath 8 portion for the optical cable section as shown in FIG. 9 when the fitting 3 is tightened. In addition, sufficient tensile strength can be obtained by the tension member 4 made of stranded steel wire or steel wire of the support wire portion 6.
また、屋外より屋内に配線する場合には、第１０図およ
び第１１図に示すように引裂き紐９．９によって支持線
部用外被５と光ケーブル部用外被８とを引裂き、光ケー
ブル部用外被８部分だけを屋内に配線したり、室内に配
線がむきだしになる部位では引裂き紐１０によって光ケ
ーブル部用外被８より、第１２図に示すように光ケーブ
ル７を表出させ、光ケーブル部用外被８を除去し、光ケ
ーブル７部分だけを配線することにより、配線が容易に
でき、かつ室内の美観が損われるのを防止できる。In addition, when wiring from outdoors to indoors, as shown in FIG. 10 and FIG. When only the outer sheath 8 is wired indoors, or where the wiring is exposed indoors, the optical cable 7 is exposed from the optical cable sheath 8 using the tear string 10, as shown in FIG. By removing the outer sheath 8 and wiring only the optical cable 7 portion, wiring can be done easily and the aesthetics of the room can be prevented from being spoiled.
［本発明の異なる実施例」
次に第１３図ないし第３０図に示す本発明の異なる実施
例につき説明する。なお、これらの実施例の説明に当っ
て、前記本発明の実施例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 Present Invention] Next, different embodiments of the present invention shown in FIGS. 13 to 30 will be described. In the description of these embodiments, the same components as those of the embodiments of the present invention are designated by the same reference numerals and redundant explanations will be omitted.
第１３図および第１４図の実施例において、前記本発明
の実施例と主に異なる点は支持線部用外被５の両側面に
内部に光ケーブル７．７を備える光ケーブル部用外被８
．８を配置した通信用光ケーブル１Ａにした点で、この
ように構成した通信用光ケーブル１Ａにしても前記本発
明の実施例と同様な作用効果が得られるとともに、同時
に２本の光ケーブル７．７を配線することができる。In the embodiments shown in FIGS. 13 and 14, the main difference from the embodiment of the present invention is that an optical cable section outer sheath 8 is provided with optical cables 7.7 inside on both sides of the support wire section outer sheath 5.
．． In that the communication optical cable 1A is configured in such a manner that the communication optical cable 1A has the optical communication cable 7. Can be wired.
第１５図および第１６図の実施例において、１前記本発
明の実施例と主に異なる点は、支持線部用外被５と光ケ
ーブル部用外被８との間にバー状の切断用薄肉部１４を
形成した通信用光ケーブル１Ｂにした点で、このように
形成された通信用光ケーブル１Ｂにしても切断用薄肉部
１４をナイフ等で切断することにより、支持線部用外被
５と光ケーブル部用外被８とに分離でき、前記本発明の
実施例と同様な作用効果が得られる。In the embodiment shown in FIGS. 15 and 16, the main difference from the embodiment of the present invention described above is that: 1. A bar-shaped thin wall for cutting is provided between the support line section outer sheath 5 and the optical cable section outer sheath 8. Even in the communication optical cable 1B formed in this way, by cutting the thin-walled cutting portion 14 with a knife or the like, it is possible to separate the supporting wire portion outer sheath 5 and the optical cable. It can be separated into the external cover 8, and the same effects as in the embodiments of the present invention can be obtained.
第１γ図および第１８図の実施例において、前記第１５
図および第１６図の実施例と主に異なる点は、支持線部
用外被５の両側面にバー状の切断用薄肉部１４．１４を
介して内部に光ケーブル７．７を備える光ケーブル部用
外被８．８を配置した通信用光ケーブル１Ｃにした点で
、このように構成した通信用光ケーブル１Ｃにしても前
記本発明の実施例と同様な作用効果が得られる。In the embodiments of FIGS. 1γ and 18, the 15th
The main difference from the embodiment shown in FIG. 1 and FIG. 16 is that an optical cable 7.7 is provided inside the support line section outer sheath 5 through bar-shaped cutting thin sections 14.14 on both sides. In that the communication optical cable 1C is provided with the jacket 8.8, the same operational effects as in the embodiments of the present invention can be obtained with the communication optical cable 1C configured in this manner.
第１９図および第２０図の実施例において、前記本発明
の実施例と主に異なる点は、支持線部用外被５と光ケー
ブル部用外被８との間に切断部１４Ａを形成した通信用
光ケーブル１Ｄにした点で、このように形成された通信
用光ケーブル１Ｄにしても切断部１４Ａをナイフ等で切
断することにより、支持線部用外被５と光ケーブル部用
外被８とに分離でき、前記本発明の実施例と同様な作用
効果が得られる。The main difference between the embodiments shown in FIGS. 19 and 20 from the embodiments of the present invention is that a cutting section 14A is formed between the supporting wire section outer sheath 5 and the optical cable section outer sheath 8. By cutting the cut portion 14A with a knife or the like, the communication optical cable 1D formed in this manner can be separated into the supporting wire portion outer sheath 5 and the optical cable portion outer sheath 8. Therefore, the same effects as in the embodiments of the present invention can be obtained.
第２１図および第２２図の実施例において、前記第１９
図および第２０図の実施例と主に異なる点は、支持線部
用外被５の両側面に切断部１４Ａ、１４Ａを介して内部
に光ケーブル７．７を備える光ケーブル部用外被８．８
を配置した通信用光ケーブル１Ｅにした点で、このよう
に構成した通信用光ケーブル１Ｅにしても前記本発明の
実施例と同様な作用効果が得られる。In the embodiments of FIGS. 21 and 22, the 19th
The main difference from the embodiment shown in FIGS. 5 and 20 is that an optical cable sheath 8.8 is provided with an optical cable 7.7 inside through cutting parts 14A, 14A on both sides of the support wire sheath 5.
In that the communication optical cable 1E is arranged in such a manner that the communication optical cable 1E configured in this manner can obtain the same effects as the above-mentioned embodiments of the present invention.
第２３図および第２４図の実施例において、前記第１図
ないし第１２図の実施例と主に異なる点は、支持線部６
の支持線部用外被５の内部に電線１５を埋設して、十分
な引張り強度を得るとともに、電線１５としても使用で
きるようにした点で、このように構成した通信用光ケー
ブル１Ｆにしても良い。The main difference between the embodiments shown in FIGS. 23 and 24 from the embodiments shown in FIGS. 1 to 12 is that the support line portion 6
The optical fiber cable 1F for communication configured in this manner has the advantage that the electric wire 15 is buried inside the outer sheath 5 for the support wire portion to obtain sufficient tensile strength and can also be used as the electric wire 15. good.
第２５図および第２６図の実施例において、前記第１３
図および第１４図の実施例と主に異なる点は、支持線部
６の支持線部用外被５の内部に電線１５を埋設した通信
用光ケーブル１Ｇにした点で、このように構成された通
信用光ケーブル１Ｇにしても前記第２３図および第２４
図の実施例と同様な作用効果が得られる。In the embodiments of FIGS. 25 and 26, the thirteenth
The main difference from the embodiments shown in FIGS. and 14 is that the communication optical cable 1G is constructed in which the electric wire 15 is buried inside the support wire part sheath 5 of the support wire part 6. Even if the communication optical cable is 1G, the above-mentioned figures 23 and 24
The same effects as the embodiment shown in the figure can be obtained.
第２７図および第２８図の実施例において、前記第１５
図および第１６図の実施例と主に異なる点は、引裂き紐
のない光ケーブル部用外被８Ａにした点で、このように
通信用光ケーブル１日を構成しても良い。In the embodiments of FIGS. 27 and 28, the 15th
The main difference from the embodiments shown in FIG. 16 and FIG. 16 is that the outer sheath 8A for the optical cable section is provided without a tear string, and the communication optical cable may be constructed in this way.
第２９図および第３０図の実施例において、前記第１１
図ないし第１８図の実施例と主に異なる点は、引裂き紐
のない光ケーブル部用外被８Ａ、８Ａにした点で、この
ように通信用光ケーブル１１を構成しても良い。In the embodiments of FIGS. 29 and 30, the eleventh
The main difference from the embodiment shown in FIGS. 18 to 18 is that the outer sheaths 8A and 8A for the optical cable portion do not have tear strings, and the communication optical cable 11 may be configured in this way.
なお、支持線部６に埋設するテンションメンバー４とし
て鋼線を使用する場合には、支持線部用外被５との一体
化を強化するため、接着剤を用いても良い。In addition, when using a steel wire as the tension member 4 embedded in the support line part 6, an adhesive may be used in order to strengthen integration with the outer sheath 5 for the support line part.
ｒ本発明の効果」
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。r Effects of the Present Invention As is clear from the above description, the present invention provides the following effects.
（１）鋼撚線あるいは鋼線等のテンションメンバーの外
周部をプラスチックあるいはゴム等の材質の支持線部用
外被で覆った支持線部と、この支持線部の一側面あるい
は両側面に配置した光ケーブルと、この光ケーブルの外
周部を覆う前記支持線部用外被と一体成形された該支持
線部用外被の高さ寸法よりも小さな高さ寸法となる光ケ
ーブル部用外被と、この光ケーブル部用外被と前記支持
線部用外被との間に介装された該支持線部用外被から光
ケーブル部用外被を引裂くことのできる引裂き紐とで構
成されているので、屋外で配線される場合には支持線部
で引張り強度に耐え、光ケーブルに悪影響がおよぶのを
防止できるとともに、屋内に配線する部分では引裂き紐
によって、支持線部用外被と光ケーブル部用外被とを分
離し、光ケーブル部用外被部分だけを屋内に配線するこ
とができる。したがって、屋内の配線が容易にできると
ともに、美観を損うことなく配線することができる。(1) A support wire section in which the outer periphery of a tension member made of stranded steel wire or steel wire is covered with an outer sheath for the support wire section made of a material such as plastic or rubber, and the support wire section is placed on one or both sides of the support wire section. an optical cable having a height smaller than a height dimension of the support wire portion outer sheath that is integrally molded with the support wire portion outer sheath that covers the outer periphery of the optical cable; Since it is composed of a tearing string that is interposed between the optical cable part outer sheath and the support line part outer sheath and can tear the optical cable part outer sheath from the support line part outer sheath, When wiring is done outdoors, the support wire section can withstand tensile strength and prevent any negative effects on the optical cable, and when wiring is done indoors, tear strings are used to separate the outer sheath for the support wire section and the outer sheath for the optical cable section. It is possible to separate the fiber optic cable and wire the outer sheath for the optical cable indoors. Therefore, indoor wiring can be done easily and can be done without spoiling the aesthetic appearance.
（２）前記（１）によって、引裂き紐を引張るだけで支
持線部用外被と光ケーブル部用外被とを分離することが
できるので、簡単で、容易に分離することができる。(2) According to the above (1), the supporting wire portion outer sheath and the optical cable portion outer sheath can be separated by simply pulling the tear string, so that separation is simple and easy.
（３）前記（１）、（２）によって、効率良く屋内の配
線を行なうことができる。(3) According to (1) and (2) above, indoor wiring can be efficiently performed.
（４）請求項２は前記（１）〜（３）と同様な効果が得
られるとともに、屋内の配線を、光ケーブル部用外被を
容易に除去して光ケーブル部分だけで行なうことができ
る。したがって、より美観の向上を図ることができる。(4) The second aspect provides the same effects as the above (1) to (3), and also allows indoor wiring to be carried out using only the optical cable portion by easily removing the outer sheath for the optical cable portion. Therefore, it is possible to further improve the aesthetic appearance.
（５）請求項３〜６も前記（１）〜（３）と同様な効果
が得られる。(5) Claims 3 to 6 also provide the same effects as the above (1) to (3).
第１図は本発明の一実施例の使用状態の説明図、第２図
は本発明の一実施例を示す拡大斜視図、第３図ないし第
６図は本発明の一実施例の正面図、平面図、背面図、左
側面図、第７図は本発明の一実施例を示す拡大新面図、
第８図は取付は金具に取付けた状態を示す説明図、第９
図は第８図の９９線に沿う断面図、第１０図および第１
１図は光ケーブル部用外被を支持線部より分ｍする説明
図、第１２図は光ケーブル部用外被を除去する説明図、
第１３図および第１４図、第１５図および第１６図、第
１７図および第１８図、第１９図および第２０図、第２
１図および第２２図、第２３図および第２４図、第２５
図および第２６図、第２７図および第２８図、第２９図
および第３０図はそれぞれ本発明の異なる実施例を示す
説明図である。
１．１Ａ〜１１二通信用光ケーブル、
２：建物の壁面、 ３；取付は金具、４：テンショ
ンメンバー
５：支持線部用外被、 ６：支持線部、７：光ケーブル
、
８．８Ａ：光ケーブル部用外被、
９：引裂き紐、 １０：引裂き紐、１１：光フア
イバー心線、１２：補強繊維、１３：外被、
１４：切断用薄肉部、１５；電線。
特 許 出 願 人
トヨクニ電線株式会社FIG. 1 is an explanatory diagram of an embodiment of the present invention in use, FIG. 2 is an enlarged perspective view of an embodiment of the present invention, and FIGS. 3 to 6 are front views of an embodiment of the present invention. , a plan view, a rear view, a left side view, and FIG. 7 is an enlarged new front view showing an embodiment of the present invention.
Figure 8 is an explanatory diagram showing the installation state in which it is attached to the metal fittings, Figure 9
The figure is a sectional view taken along line 99 in Figure 8, Figure 10, and Figure 1.
Figure 1 is an explanatory diagram of separating the outer sheath for the optical cable part from the support line part, and Figure 12 is an explanatory diagram of removing the outer sheath for the optical cable part.
13 and 14, 15 and 16, 17 and 18, 19 and 20, 2
Figure 1 and Figure 22, Figure 23 and Figure 24, Figure 25
FIG. 26, FIG. 27, FIG. 28, FIG. 29, and FIG. 30 are explanatory views showing different embodiments of the present invention, respectively. 1.1A to 112 Optical cable for communication, 2: Building wall, 3: Mounting metal fittings, 4: Tension member 5: Support line part outer sheath, 6: Support line part, 7: Optical cable, 8.8A: Optical cable 9: Tear string, 10: Tear string, 11: Optical fiber core, 12: Reinforcing fiber, 13: Outer cover,
14: Thin section for cutting, 15: Electric wire. Patent application Hito-Toyokuni Electric Wire Co., Ltd.
Claims (1)
部をプラスチックあるいはゴム等の材質の支持線部用外
被で覆った支持線部と、この支持線部の一側面あるいは
両側面に配置した光ケーブルと、この光ケーブルの外周
部を覆う前記支持線部用外被と一体成形された該支持線
部用外被の高さ寸法よりも小さな高さ寸法となる光ケー
ブル部用外被と、この光ケーブル部用外被と前記支持線
部用外被との間に介装された該支持線部用外被から光ケ
ーブル部用外被を引裂くことのできる引裂き紐とからな
ることを特徴とする通信用光ケーブル。 ２）鋼撚線あるいは鋼線等のテンションメンバーの外周
部をプラスチックあるいはゴム等の材質の支持線部用外
被で覆った支持線部と、この支持線部の一側面あるいは
両側面に配置した光ケーブルと、この光ケーブルの外周
部を覆う前記支持線部用外被と一体成形された該支持線
部用外被の高さ寸法よりも小さな高さ寸法となる光ケー
ブル部用外被と、この光ケーブル部用外被と前記支持線
部用外被との間に介装された該支持線部用外被から光ケ
ーブル部用外被を引裂くことのできる引裂き紐と、前記
光ケーブル部用外被に埋設された該光ケーブル部用外被
を引裂き、光ケーブルを表出させる引裂き紐とからなる
ことを特徴とする通信用光ケーブル。 ３）鋼撚線あるいは鋼線等のテンションメンバーの外周
部をプラスチックあるいはゴム等の材質の支持線部用外
被で覆つた支持線部と、この支持線部の一側面あるいは
両側面に配置した光ケーブルと、この光ケーブルの外周
部を覆う前記支持線部用外被と切断用薄肉部を介して一
体成形された該支持線部用外被の高さ寸法よりも小さな
高さ寸法となる光ケーブル部用外被とからなることを特
徴とする通信用光ケーブル。 ４）鋼撚線あるいは鋼線等のテンションメンバーの外周
部をプラスチックあるいはゴム等の材質の支持線部用外
被で覆つた支持線部と、この支持線部の一側面あるいは
両側面に配置した光ケーブルと、この光ケーブルの外周
部を覆う前記支持線部用外被と切断用薄肉部を介して一
体成形された該支持線部用外被の高さ寸法よりも小さな
高さ寸法となる光ケーブル部用外被と、前記光ケーブル
部用外被に埋設された該光ケーブル部用外被を引裂き、
光ケーブルを表出させる引裂き紐とからなることを特徴
とする通信用光ケーブル。 ５）テンションメンバーとして使用できる電線の外周部
をプラスチックあるいはゴム等の材質の支持線部用外被
で覆つた支持線部と、この支持線部の一側面あるいは両
側面に配置した光ケーブルと、この光ケーブルの外周部
を覆う前記支持線部用外被と一体成形された該支持線部
用外被の高さ寸法よりも小さな高さ寸法となる光ケーブ
ル部用外被と、この光ケーブル部用外被と前記支持線部
用外被との間に介装された該支持線部用外被から光ケー
ブル部用外被を引裂くことのできる引裂き紐とからなる
ことを特徴とする通信用光ケーブル。 ６）テンションメンバーとして使用できる電線の外周部
をプラスチックあるいはゴム等の材質の支持線部用外被
で覆った支持線部と、この支持線部の一側面あるいは両
側面に配置した光ケーブルと、この光ケーブルの外周部
を覆う前記支持線部用外被と切断用薄肉部を介して一体
成形された該支持線部用外被の高さ寸法よりも小さな高
さ寸法となる光ケーブル部用外被と、前記光ケーブル部
用外被に埋設された該光ケーブル部用外被を引裂き、光
ケーブルを表出させる引裂き紐とからなることを特徴と
する通信用光ケーブル。[Scope of Claims] 1) A support wire portion in which the outer periphery of a tension member made of stranded steel wire or steel wire is covered with an outer sheath for the support wire portion made of a material such as plastic or rubber, and one side surface of this support wire portion. Alternatively, for an optical cable section whose height is smaller than the height dimension of the optical cable arranged on both sides and the outer sheath for the support wire section that is integrally molded with the outer sheath for the support wire section that covers the outer periphery of the optical cable. It consists of an outer sheath and a tearing string that is interposed between the optical cable section outer sheath and the support line section outer sheath and can tear the optical cable section outer sheath from the support line section outer sheath. An optical communication cable characterized by: 2) A support wire section in which the outer periphery of a tension member made of stranded steel wire or steel wire is covered with an outer sheath for the support wire section made of a material such as plastic or rubber, and the support wire section is placed on one or both sides of the support wire section. An optical cable, an outer sheath for an optical cable portion that is integrally molded with the outer sheath for the support wire portion that covers the outer peripheral portion of the optical cable, and has a height dimension smaller than the height dimension of the outer sheath for the support wire portion, and this optical cable. A tear string that can tear the optical cable part outer sheath from the support line part outer sheath, which is interposed between the optical cable part outer sheath and the support line part outer sheath, and the optical cable part outer sheath. 1. An optical cable for communication, comprising a tear string that tears the buried outer sheath for the optical cable part and exposes the optical cable. 3) A support wire section in which the outer periphery of a tension member made of stranded steel wire or steel wire is covered with an outer sheath for the support wire section made of a material such as plastic or rubber, and a support wire section arranged on one or both sides of the support wire section. an optical cable, and an optical cable portion having a height dimension smaller than a height dimension of the outer sheath for the support wire portion which is integrally molded via the outer sheath for the support wire portion that covers the outer peripheral portion of the optical cable and the thin walled portion for cutting. An optical fiber cable for communication, characterized by comprising an outer sheath. 4) A support wire section in which the outer periphery of a tension member made of stranded steel wire or steel wire is covered with an outer sheath for the support wire section made of a material such as plastic or rubber, and a support wire section arranged on one or both sides of the support wire section. an optical cable, and an optical cable portion having a height dimension smaller than a height dimension of the outer sheath for the support wire portion which is integrally molded via the outer sheath for the support wire portion that covers the outer peripheral portion of the optical cable and the thin walled portion for cutting. tearing the outer sheath for the optical cable part and the outer sheath for the optical cable part embedded in the outer sheath for the optical cable part,
An optical communication cable characterized by comprising a tear string that exposes the optical cable. 5) A support wire section that can be used as a tension member and the outer periphery of the wire is covered with a support wire sheath made of material such as plastic or rubber, an optical cable placed on one or both sides of this support wire section, and An outer sheath for an optical cable portion that is integrally molded with the outer sheath for the support wire portion that covers the outer periphery of the optical cable and has a height dimension smaller than that of the outer sheath for the support wire portion, and this outer sheath for the optical cable portion. and a tear string that is interposed between the support wire portion outer sheath and the optical cable portion outer sheath from the support wire portion outer sheath. 6) A support wire section that can be used as a tension member, with the outer periphery of the wire covered with a support wire sheath made of material such as plastic or rubber, an optical cable placed on one or both sides of this support wire section, and An outer sheath for an optical cable portion that covers the outer periphery of the optical cable and has a height dimension smaller than a height dimension of the outer sheath for the support wire portion that is integrally molded via the thin-walled cutting portion. An optical communication cable comprising: a tear string that tears the optical cable portion embedded in the optical cable portion outer sheath to expose the optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01296750A JP3077110B2 (en) | 1989-11-15 | 1989-11-15 | Optical cable for communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01296750A JP3077110B2 (en) | 1989-11-15 | 1989-11-15 | Optical cable for communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03156410A true JPH03156410A (en) | 1991-07-04 |
| JP3077110B2 JP3077110B2 (en) | 2000-08-14 |
Family
ID=17837630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP01296750A Expired - Fee Related JP3077110B2 (en) | 1989-11-15 | 1989-11-15 | Optical cable for communication |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3077110B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6434306B1 (en) | 2000-04-17 | 2002-08-13 | Sumitomo Electric Industries, Ltd. | Optical cable and manufacturing method thereof |
| EP1431792A3 (en) * | 2002-12-16 | 2004-08-11 | Alcatel | Strippable cable |
| JP2007241196A (en) * | 2006-03-13 | 2007-09-20 | Fujikura Ltd | Method for manufacturing self-support type optical fiber cable |
| JP2009020137A (en) * | 2007-07-10 | 2009-01-29 | Furukawa Electric Co Ltd:The | Optical fiber cable |
| JP2013182239A (en) * | 2012-03-05 | 2013-09-12 | Fujikura Ltd | Optical fiber cable and clamp method of optical fiber cable |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826469U (en) * | 1971-08-02 | 1973-03-30 | ||
| JPS5412448U (en) * | 1977-06-29 | 1979-01-26 | ||
| JPS5772402U (en) * | 1980-10-17 | 1982-05-04 | ||
| JPS5772402A (en) * | 1980-10-23 | 1982-05-06 | Matsushita Electric Ind Co Ltd | Parabolic antenna device |
| JPS6294807A (en) * | 1985-10-21 | 1987-05-01 | Sumitomo Electric Ind Ltd | Two-core optical fiber cable |
| JPS62109115U (en) * | 1985-12-27 | 1987-07-11 | ||
| JPH01138516A (en) * | 1987-11-26 | 1989-05-31 | Sumitomo Electric Ind Ltd | Tape-shaped optical fiber and its producing apparatus |
| JPH01257806A (en) * | 1988-02-22 | 1989-10-13 | Sumitomo Electric Ind Ltd | Separation type optical fiber unit |
-
1989
- 1989-11-15 JP JP01296750A patent/JP3077110B2/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826469U (en) * | 1971-08-02 | 1973-03-30 | ||
| JPS5412448U (en) * | 1977-06-29 | 1979-01-26 | ||
| JPS5772402U (en) * | 1980-10-17 | 1982-05-04 | ||
| JPS5772402A (en) * | 1980-10-23 | 1982-05-06 | Matsushita Electric Ind Co Ltd | Parabolic antenna device |
| JPS6294807A (en) * | 1985-10-21 | 1987-05-01 | Sumitomo Electric Ind Ltd | Two-core optical fiber cable |
| JPS62109115U (en) * | 1985-12-27 | 1987-07-11 | ||
| JPH01138516A (en) * | 1987-11-26 | 1989-05-31 | Sumitomo Electric Ind Ltd | Tape-shaped optical fiber and its producing apparatus |
| JPH01257806A (en) * | 1988-02-22 | 1989-10-13 | Sumitomo Electric Ind Ltd | Separation type optical fiber unit |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6434306B1 (en) | 2000-04-17 | 2002-08-13 | Sumitomo Electric Industries, Ltd. | Optical cable and manufacturing method thereof |
| EP1431792A3 (en) * | 2002-12-16 | 2004-08-11 | Alcatel | Strippable cable |
| JP2007241196A (en) * | 2006-03-13 | 2007-09-20 | Fujikura Ltd | Method for manufacturing self-support type optical fiber cable |
| JP2009020137A (en) * | 2007-07-10 | 2009-01-29 | Furukawa Electric Co Ltd:The | Optical fiber cable |
| JP2013182239A (en) * | 2012-03-05 | 2013-09-12 | Fujikura Ltd | Optical fiber cable and clamp method of optical fiber cable |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3077110B2 (en) | 2000-08-14 |
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