JP2542861Y2 - Optical fiber cable terminal locking structure - Google Patents
Optical fiber cable terminal locking structureInfo
- Publication number
- JP2542861Y2 JP2542861Y2 JP1987087114U JP8711487U JP2542861Y2 JP 2542861 Y2 JP2542861 Y2 JP 2542861Y2 JP 1987087114 U JP1987087114 U JP 1987087114U JP 8711487 U JP8711487 U JP 8711487U JP 2542861 Y2 JP2542861 Y2 JP 2542861Y2
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- sleeve
- locking structure
- tension
- fiber cable
- 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
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案は、光ファイバケーブル通信システム等におけ
る光ファイバケーブルの端末係止構造、特に外被部材の
端末係止構造に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a terminal locking structure of an optical fiber cable in an optical fiber cable communication system or the like, and particularly to a terminal locking structure of a jacket member.
（従来の技術） 従来、このような分野の技術としては、実開昭61-188
107号公報等に記載されるものがあった。以下、その構
成を図を用いて説明する。(Prior art) Conventionally, as a technique in such a field, Japanese Utility Model Application
No. 107 was disclosed. Hereinafter, the configuration will be described with reference to the drawings.
第２図は前記文献に記載された従来の光ファイバケー
ブルの端末係止構造を示す断面図である。FIG. 2 is a sectional view showing a conventional optical fiber cable terminal locking structure described in the above-mentioned document.
ハウジング１の内部には光学回路２が収容されてい
る。この光学回路２には光ファイバ取出し用の端末部材
３が結合されている。前記ハウジング１の端部内面には
ねじ部が形成されており、これに螺着されて中空のガイ
ド部材４が設けられている。An optical circuit 2 is housed inside the housing 1. A terminal member 3 for taking out an optical fiber is connected to the optical circuit 2. A threaded portion is formed on the inner surface of the end of the housing 1, and a hollow guide member 4 is provided by being screwed to the threaded portion.
光ファイバケーブル５は、例えば光ファイバ６、その
光ファイバ６を被覆保護する耐張力部材７、及び外被部
材８により構成されるもので、耐張力部材７は引張強度
の高いケブラ繊維等から成るものである。前記ガイド部
材４の内部には光ファイバ６が挿通し、その端部はハウ
ジング１内部において端末部材３を介して光学回路２に
結合されている。また、ガイド部材４の端部側に形成さ
れた外周面4-1上には、耐張力部材７が引き出され、こ
の耐張力部材７を挾むようにして中空のスリーブ９が嵌
め込まれている。スリーブ９の一端部は、外被部材８の
端部を覆っている。The optical fiber cable 5 is composed of, for example, an optical fiber 6, a tension-resistant member 7 for covering and protecting the optical fiber 6, and a jacket member 8, and the tension-resistant member 7 is made of Kevlar fiber having a high tensile strength. Things. An optical fiber 6 is inserted into the guide member 4, and its end is connected to the optical circuit 2 via a terminal member 3 inside the housing 1. A tension-resistant member 7 is drawn out on an outer peripheral surface 4-1 formed on the end side of the guide member 4, and a hollow sleeve 9 is fitted so as to sandwich the tension-resistant member 7. One end of the sleeve 9 covers an end of the jacket member 8.
上記のように構成された光ファイバケーブル５の端末
係止構造において、耐張力部材７上のスリーブ９をかし
めることにより、スリーブ９及びガイド部材４に凹部10
を形成する。この凹部10は、スリーブ９においては塑性
変形により形成され、ガイド部材４においては弾性変形
により形成されている。したがって、ガイド部材４はそ
の弾性力により耐張力部材７をスリーブ９に押しつけ、
耐張力部材７を強固に挾持している。In the terminal locking structure of the optical fiber cable 5 configured as described above, by crimping the sleeve 9 on the tension-resistant member 7, the concave portion 10 is formed in the sleeve 9 and the guide member 4.
To form The recess 10 is formed by plastic deformation in the sleeve 9 and is formed by elastic deformation in the guide member 4. Therefore, the guide member 4 presses the tension-resistant member 7 against the sleeve 9 by its elastic force,
The tension-resistant member 7 is firmly held.
一方、外被部材８は、その外周が絞り込まれたスリー
ブ９に挾持され、その摩擦係止力により、引張力に対す
る抜けを防止する係止構造となっている。On the other hand, the jacket member 8 is clamped by a sleeve 9 whose outer periphery is narrowed down, and has a locking structure for preventing the pulling force from coming off by the friction locking force.
第３図は従来の他の光ファイバケーブルの端末係止構
造を示す断面図である。FIG. 3 is a sectional view showing another conventional terminal locking structure of an optical fiber cable.
この端末係止構造は、予めガイド部材４に凹部11を形
成しておき、ガイド部材４とスリーブ９の間に耐張力部
材７を挾装した後に、凹部11上のスリーブ９部分をかし
め、耐張力部材７を挾持するものである。また、外被部
材８は、スリーブ９の一端部に接着剤12により固定され
た係止構造となっている。In this terminal locking structure, a recess 11 is formed in the guide member 4 in advance, the tension-resistant member 7 is sandwiched between the guide member 4 and the sleeve 9, and then the sleeve 9 on the recess 11 is swaged. It holds the tension member 7. The jacket member 8 has a locking structure fixed to one end of the sleeve 9 with an adhesive 12.
（考案が解決しようとする問題点） しかしながら、上記構成の光ファイバケーブルの端末
係止構造においては、次のような問題点があった。(Problems to be Solved by the Invention) However, the following problems are encountered in the optical fiber cable terminal locking structure having the above configuration.
（１）第２図の端末係止構造では、外被部材８はスリー
ブ９により挾持されているが、その摩擦係止力は引張力
に十分耐え得る大きさではなく、外被部材８が抜けてし
まうという問題があった。また、外被部材８上のスリー
ブ９をかしめることも考えられるが、強くかしめれば内
部の光ファイバ６を破損するおそれがあり、弱くかしめ
る場合には耐張力部材７及び外被部材８の弾性のため、
効果的なかしめを行なうことができない。(1) In the terminal locking structure shown in FIG. 2, the jacket member 8 is sandwiched by the sleeve 9, but the friction locking force is not large enough to withstand the tensile force, and the jacket member 8 comes off. There was a problem that would. It is also conceivable that the sleeve 9 on the jacket member 8 is swaged. However, if the sleeve 9 is swaged strongly, the internal optical fiber 6 may be damaged. Because of the elasticity of
Can not perform effective caulking.
（２）第３図の外被部材８の係止構造では、接着剤12の
塗布量のばらつきにより係止力が低下するという問題に
加え、接着作業に多大の工数を要するという問題があっ
た。(2) In the locking structure of the jacket member 8 shown in FIG. 3, in addition to the problem that the locking force is reduced due to the variation in the applied amount of the adhesive 12, there is a problem that a large number of man-hours are required for the bonding operation. .
本考案は、前記従来技術がもっていた問題点として、
外被部材に対する係止力が十分でなく、抜けてしまうお
それがある点、及び接着剤使用の場合には多くの工数を
要する点について解決した光ファイバケーブルの端末係
止構造を提供するものである。The problem of the present invention is as follows.
Provided is an optical fiber cable terminal locking structure that solves the problem that the locking force with respect to the jacket member is not sufficient and there is a possibility that it will come off, and that the use of an adhesive requires a lot of man-hours. is there.
（問題点を解決するための手段） 本考案は、前記問題点を解決するために、光ファイバ
が耐張力部材で被覆されかつ該耐張力部材が外被部材で
被覆された光ファイバケーブルと、前記光ファイバが端
末部材において結合される光学回路を収納したハウジン
グと、前記ハウジングの端部に設けられ内部を前記光フ
ァイバが挿通しかつ外周面を前記耐張力部材が覆う中空
のガイド部材と、一端部において前記外被部材の外周を
挾持し他端部において前記耐張力部材を前記ガイド部材
との間に挾持する筒状のスリーブとを備えた光ファイバ
ケーブルの端末係止構造において、内部を前記光ファイ
バが挿通し、かつ前記外被部材及び耐張力部材を前記ス
リーブとの間に挾装する筒状の挾装部を、前記ガイド部
材の端部に延設すると共に、前記挾装部と対向する前記
スリーブ箇所に、前記外被部材を挾持する塑性変形部を
形成している。(Means for Solving the Problems) In order to solve the above problems, the present invention provides an optical fiber cable in which an optical fiber is coated with a tensile member and the tensile member is coated with a jacket member; A housing housing an optical circuit in which the optical fiber is coupled to the terminal member, a hollow guide member provided at an end of the housing, through which the optical fiber is inserted, and an outer peripheral surface of which is covered by the tension-resistant member; An end locking structure for an optical fiber cable, comprising: a tubular sleeve for holding the outer periphery of the jacket member at one end and the tension-resistant member to the guide member at the other end. A tubular clamping portion through which the optical fiber is inserted and which clamps the jacket member and the tension-resistant member between the sleeve and the sleeve extends to an end of the guide member. When A plastically deformed portion for sandwiching the jacket member is formed at the opposed sleeve portion.
（作用） 本考案によれば、以上のように光ファイバケーブルの
端末係止構造を形成したので、ガイド部材の端部に延設
された挾装部とスリーブに形成された塑性変形部は、協
働して光ファイバケーブルの外被部材及び耐張力部材を
強固に係止する働きをする。その上、前記挾装部は、ス
リーブに荷重を加えて塑性変形部を形成する際に、光フ
ァイバを保護し荷重による破損を防ぐ働きをする。しか
も、前記挾装部及び塑性変形部の形成は、従来の耐張力
部材の係止構造に対する製造工程とほぼ同様の工程によ
ることができるので、容易かつ少ない工数での形成が可
能となる。したがって、前記問題点を除去するこができ
る。(Operation) According to the present invention, since the terminal locking structure of the optical fiber cable is formed as described above, the clamping portion extending at the end of the guide member and the plastic deformation portion formed on the sleeve are: It cooperates to firmly lock the jacket member and the tension-resistant member of the optical fiber cable. In addition, the clamping portion functions to protect the optical fiber and prevent damage due to the load when a plastic load is formed by applying a load to the sleeve. In addition, since the formation of the clamping portion and the plastic deformation portion can be performed by substantially the same process as the conventional manufacturing process for the locking structure of the tension-resistant member, the formation can be performed easily and with a small number of man-hours. Therefore, the above problem can be eliminated.
（実施例） 第１図は本考案の実施例を示す光ファイバケーブルの
端末係止構造を示す断面図である。(Embodiment) FIG. 1 is a sectional view showing an optical fiber cable terminal locking structure showing an embodiment of the present invention.
ハウジング21の内部には光学回路22が収納されてお
り、光学回路22には光ファイバ取出し用の端末部材23が
結合されている。ハウジング21の端部内面にはねじ部が
形成されており、これに螺着されて中空のガイド部材24
が設けられている。An optical circuit 22 is housed inside the housing 21, and a terminal member 23 for taking out an optical fiber is coupled to the optical circuit 22. A screw portion is formed on the inner surface of the end of the housing 21, and a hollow guide member 24 is screwed to the screw portion.
Is provided.
ガイド部材24は剛性の比較的大きい例えば黄銅等から
成るもので、その外周のほぼ中央部付近には凹部24-1が
形成され、端部には比較的肉厚の薄い筒状の挾装部24-2
が形成されている。The guide member 24 is made of, for example, brass having relatively high rigidity, and a concave portion 24-1 is formed near the center of the outer periphery thereof, and a cylindrical holding portion having a relatively thin wall is formed at an end. 24-2
Are formed.
前記ガイド部材24の内部には、光ファイバケーブル25
の光ファイバ26が挿通され、その端部はハウジング21内
部において端末部材23を介して光学回路22に結合されて
いる。ガイド部材24の外周面には、光ファイバケーブル
25の外被部材27から剥出されたケブラ繊維等の耐張力部
材28が、ガイド部材24を覆うように配置されている。ま
た、外被部材27は耐張力部材28と共に、ガイド部材24の
挾装部24-2を被覆している。An optical fiber cable 25 is provided inside the guide member 24.
The optical fiber 26 is inserted, and the end of the optical fiber 26 is connected to the optical circuit 22 via the terminal member 23 inside the housing 21. On the outer peripheral surface of the guide member 24, an optical fiber cable
A tension-resistant member 28, such as Kevlar fiber, exfoliated from the outer cover member 27 of the 25 is arranged so as to cover the guide member 24. The covering member 27 covers the sandwiching portion 24-2 of the guide member 24 together with the tension-resistant member 28.
このように耐張力部材28及び外被部材27により外周面
が覆われたガイド部材24に、これらを挾み込むようにし
て円筒状のスリーブ29が嵌入されている。このスリーブ
29は、その内径が外被部材27の外径より若干大きな寸法
を有し、例えば黄銅やステンレス鋼等から成るもので、
一定以上の荷重に対し塑性変形するように設定されてい
る。A cylindrical sleeve 29 is fitted into the guide member 24 whose outer peripheral surface is covered by the tension-resistant member 28 and the outer cover member 27 as described above. This sleeve
29 has a dimension whose inner diameter is slightly larger than the outer diameter of the jacket member 27, and is made of, for example, brass or stainless steel,
It is set so that it is plastically deformed under a certain load or more.
上記の構成において、耐張力部材28を係止するため
に、ガイド部材24の凹部24-1上に位置するスリーブ29部
分をかしめ、スリーブ29を凹部24-1に沿って塑性変形さ
せる。これにより、耐張力部材28は凹部24-1において、
ガイド部材24とスリーブ29間に強固に挾持される。In the above configuration, in order to lock the tension-resistant member 28, the portion of the sleeve 29 located on the concave portion 24-1 of the guide member 24 is swaged, and the sleeve 29 is plastically deformed along the concave portion 24-1. Thereby, the tension-resistant member 28 is in the concave portion 24-1.
It is firmly held between the guide member 24 and the sleeve 29.
外被部材27の係止は、外被部材27上に位置するスリー
ブ29部分をかしめ、塑性変形部29-1を形成することによ
り行なわれる。これにより、外被部材27は、塑性変形部
29-1とガイド部材24の挾装部24-2との間に確実に挾持さ
れる。この際、かしめられるスリーブ29の内側にはガイ
ド部材24が存在するので、十分強い力でかしめても光フ
ァイバ26が破損することはない。また、かしめることに
より外被部材27には、塑性変形部29-1が食い込んで凹状
変形部27-1が形成されるので、より大きな耐張力性が得
られ、外被部材27の抜けを防止することができる。The engagement of the jacket member 27 is performed by caulking the sleeve 29 located on the jacket member 27 to form a plastic deformation portion 29-1. As a result, the outer cover member 27 is
It is securely clamped between 29-1 and the clamping portion 24-2 of the guide member 24. At this time, since the guide member 24 exists inside the sleeve 29 to be swaged, the optical fiber 26 will not be damaged even if swaged with a sufficiently strong force. In addition, since the plastic deformation portion 29-1 bites into the outer cover member 27 by caulking to form the concave deformed portion 27-1, greater tensile strength is obtained, and the outer cover member 27 is prevented from coming off. Can be prevented.
なお、本実施例の端末係止構造において、外被部材27
のみに引張荷重を与えて引張試験を実施した。その結
果、全ての被試験体において、外被部材27は破断に到る
までガイド部材24から抜けることがなく、十分な係止力
を有することが実証された。In the terminal locking structure of the present embodiment, the outer cover member 27
Only a tensile load was applied to perform a tensile test. As a result, in all the test pieces, it was proved that the outer cover member 27 did not fall out of the guide member 24 until breakage, and that it had a sufficient locking force.
本実施例においては、次のような利点を有する。 This embodiment has the following advantages.
（ｉ）外被部材27をガイド部材24とスリーブ29間に挾装
し、スリーブ29を塑性変形させて外被部材27に凹状変形
部27-1を形成するので、強固な信頼性の高い係止構造を
得ることができる。その上光ファイバ26が破損するおそ
れもない。(I) The jacket member 27 is sandwiched between the guide member 24 and the sleeve 29, and the sleeve 29 is plastically deformed to form the concave deformed portion 27-1 in the jacket member 27. A stop structure can be obtained. In addition, there is no possibility that the optical fiber 26 is damaged.
（ii）外被部材27の係止は、従来の耐張力部材28の係止
とほぼ同様な方法により容易に実施できる。それ故、係
止に関わる工数の削減が期待できる。(Ii) The locking of the jacket member 27 can be easily performed by a method substantially similar to the locking of the conventional tension-resistant member 28. Therefore, a reduction in the number of steps related to locking can be expected.
なお、本考案は図示の実施例に限定されず種々の変形
が可能であり、例えば次のような変形例が挙げられる。Note that the present invention is not limited to the illustrated embodiment, and various modifications are possible. For example, the following modifications are given.
（イ）第１図の実施例においては、外被部材27に対する
かしめの際、ガイド部材24の挾装部24-2に弾性変形を生
じさせないものとしたが、ガイド部材24の材質、挾装部
24-2の肉厚及びかしめ荷重等を変えることにより、弾性
変形を生じさせてもよい。この場合には、さらに強固な
係止構造を得ることができる。但し、挾装部24-2の弾性
変形により光ファイバ26に破損が生じないように、配慮
する必要がある。(A) In the embodiment shown in FIG. 1, when the cover member 27 is swaged, no elastic deformation is caused in the holding portion 24-2 of the guide member 24. Department
The elastic deformation may be caused by changing the thickness and the caulking load of 24-2. In this case, a stronger locking structure can be obtained. However, care must be taken so that the optical fiber 26 is not damaged by the elastic deformation of the clamping portion 24-2.
（ロ）第１図の挾装部24-2の外周面に、耐張力部材28の
係止構造と同様に凹部24-1を形成してもよい。このよう
にすれば、さらに確実な係止構造を得ることができる。(B) A concave portion 24-1 may be formed on the outer peripheral surface of the holding portion 24-2 in FIG. By doing so, a more reliable locking structure can be obtained.
（ハ）凹部24-1の耐張力部材28と挾装部24-2の外被部材
27のかしめを同時に行なうこともできる。これはかしめ
工具等に工夫を加えることにより、双方の荷重を調整す
る等の配慮をすれば、容易に実施可能であり、工数削減
に貢献する。(C) The tensile strength member 28 of the concave portion 24-1 and the jacket member of the sandwiching portion 24-2
27 crimps can be performed simultaneously. This can be easily carried out by taking measures such as adjusting the load on both sides by contriving the caulking tool or the like, thereby contributing to a reduction in man-hours.
（ニ）耐張力部材28の端末係止構造は第１図のものに限
定されない。例えば、従来の第２図に示すような構造と
してもよい。(D) The terminal locking structure of the tension-resistant member 28 is not limited to that shown in FIG. For example, a conventional structure as shown in FIG. 2 may be used.
（考案の効果） 以上詳細に説明したように、本考案によれば、ガイド
部材の端部に筒状の挾装部を延設し、この挾装部に対向
するスリーブ箇所に塑性変形部を形成して、これらの挾
装部と塑性変形部とで外被部材及び耐張力部材を挾持す
ることとしたので、信頼性の高い係止構造を得ることが
できると共に、光ファイバを破損するおそれもない。さ
らに、外被部材の係止構造は、従来の耐張力部材の係止
構造とほぼ同一の製造工程により容易に得ることが可能
であり、製造工数の削減効果も期待できる。(Effects of the Invention) As described above in detail, according to the present invention, a tubular clamping portion is extended at the end of the guide member, and a plastically deformed portion is provided at a sleeve portion facing the clamping portion. Since the cover member and the tension-resistant member are sandwiched between the sandwiched portion and the plastically deformed portion, a highly reliable locking structure can be obtained and the optical fiber may be damaged. Nor. Further, the locking structure of the jacket member can be easily obtained by substantially the same manufacturing steps as the conventional locking structure of the tension-resistant member, and an effect of reducing the number of manufacturing steps can be expected.
第１図は本考案の実施例を示す光ファイバケーブルの端
末係止構造の断面図、第２図は従来の光ファイバケーブ
ルの端末係止構造を示す断面図、及び第３図は従来の他
の光ファイバケーブルの端末係止構造を示す断面図であ
る。 21……ハウジング、22……光学回路、24……ガイド部
材、24-1……凹部、24-2……挾装部、25……光ファイバ
ケーブル、26……光ファイバ、27……外被部材、27-1…
…凹状変形部、28……耐張力部材、29……スリーブ、29
-1……塑性変形部。FIG. 1 is a cross-sectional view of a terminal locking structure of an optical fiber cable showing an embodiment of the present invention, FIG. 2 is a cross-sectional view showing a conventional terminal locking structure of an optical fiber cable, and FIG. It is sectional drawing which shows the terminal locking structure of the optical fiber cable of FIG. 21 ... Housing, 22 ... Optical circuit, 24 ... Guide member, 24-1 ... Recess, 24-2 ... Holding portion, 25 ... Optical fiber cable, 26 ... Optical fiber, 27 ... Outside Covered member, 27-1 ...
... concave deformed part, 28 ... tensile strength member, 29 ... sleeve, 29
-1 ... plastic deformation part.
Claims (1)
耐張力部材が外被部材で被覆された光ファイバケーブル
と、前記光ファイバが端末部において結合される光学回
路を収納したハウジングと、前記ハウジングの端部に設
けられ内部を前記光ファイバが挿通しかつ外周面を前記
耐張力部材が覆う中空のガイド部材と、一端部において
前記外被部材の外周を挾持し他端部において前記耐張力
部材を前記ガイド部材との間に挾持する筒状のスリーブ
とを備えた光ファイバケーブルの端末係止構造におい
て、 内部を前記光ファイバが挿通し、かつ前記外被部材及び
耐張力部材を前記スリーブとの間に挾装する筒状の挾装
部を、前記ガイド部材の端部に延設すると共に、 前記挾装部と対向する前記スリーブ箇所に、前記外被部
材を挾持する塑性変形部を形成したことを特徴とする光
ファイバケーブルの端末係止構造。An optical fiber cable in which an optical fiber is covered with a tension-resistant member and the tension-resistant member is covered with a jacket member; a housing containing an optical circuit to which the optical fiber is coupled at a terminal portion; A hollow guide member provided at an end of the housing, through which the optical fiber is inserted, and whose outer peripheral surface is covered by the tension-resistant member; An end locking structure for an optical fiber cable comprising: a tubular sleeve for holding a tension member between the guide member and the guide member; A cylindrical clamping portion, which is clamped between the sleeve and the sleeve, extends to the end of the guide member, and a plastic deformation clamps the jacket member at the sleeve portion facing the clamping portion. Terminal locking structure of the optical fiber cable, characterized in that part was formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987087114U JP2542861Y2 (en) | 1987-06-04 | 1987-06-04 | Optical fiber cable terminal locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987087114U JP2542861Y2 (en) | 1987-06-04 | 1987-06-04 | Optical fiber cable terminal locking structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63199202U JPS63199202U (en) | 1988-12-22 |
| JP2542861Y2 true JP2542861Y2 (en) | 1997-07-30 |
Family
ID=30944043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987087114U Expired - Lifetime JP2542861Y2 (en) | 1987-06-04 | 1987-06-04 | Optical fiber cable terminal locking structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2542861Y2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3938912B2 (en) * | 2003-07-03 | 2007-06-27 | 日本圧着端子製造株式会社 | Optical fiber cable with optical plug |
| JP4560302B2 (en) * | 2004-02-12 | 2010-10-13 | 三和電気工業株式会社 | Manufacturing method of optical connector |
| JP5324895B2 (en) * | 2008-10-28 | 2013-10-23 | アダマンド工業株式会社 | Optical connector plug |
| JP5320175B2 (en) * | 2009-06-15 | 2013-10-23 | 住友電気工業株式会社 | Connector structure and assembly method thereof |
| JP5695774B1 (en) | 2014-03-20 | 2015-04-08 | 株式会社フジクラ | Method for retaining optical connector and protective tube |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068567Y2 (en) * | 1986-01-17 | 1994-03-02 | 日本電気株式会社 | Fixed structure of optical fiber cable |
-
1987
- 1987-06-04 JP JP1987087114U patent/JP2542861Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63199202U (en) | 1988-12-22 |
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