JPS6152448B2 - - Google Patents
Info
- Publication number
- JPS6152448B2 JPS6152448B2 JP15419378A JP15419378A JPS6152448B2 JP S6152448 B2 JPS6152448 B2 JP S6152448B2 JP 15419378 A JP15419378 A JP 15419378A JP 15419378 A JP15419378 A JP 15419378A JP S6152448 B2 JPS6152448 B2 JP S6152448B2
- Authority
- JP
- Japan
- Prior art keywords
- armature
- capsule
- fixed
- optical fiber
- coil
- 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
Links
- 239000013307 optical fiber Substances 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000002775 capsule Substances 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003754 machining 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3572—Magnetic force
-
- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
-
- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
- G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
- G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
- G02B6/355—1x2 switch, i.e. one input and a selectable single output of two possible outputs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
Description
【発明の詳細な説明】
本発明は光通信方式における光フアイバ伝送路
の回路切替用光スイツチの改良に関するものであ
る。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improvement in an optical switch for switching a circuit of an optical fiber transmission line in an optical communication system.
光通信方式における光フアイバ伝送路の回路切
替に用いられる従来の光スイツチを第１図に示
す。図中、１はカプセルで、該カプセル１の外周
にはコイル（磁気発生装置）２が巻装され、カプ
セル１の一端にはマグネツト３，３′が設けら
れ、カプセル１の他端内には本体４が設けられて
いる。マグネツト３，３′は、カプセル１の一端
内に設けられた磁極板５，５′に取付けられてい
る。またカプセル１の一端内には支持板６，６′
が設けられ、該支持板６，６′には固定光フアイ
バ７，７′が固定されている。本体４には、第２
図に示すように接極子８，８′が片持状に固定さ
れ、その先端部は磁極板５，５′間に進入してい
る。可動光フアイバ９は本端４を貫通し接極子
８，８′の間を通つてカプセル１内に突出してお
り、この突出部は接極子８，８′の先端部に固定
されたピン１０，１０′に保持されている。この
状態で可動光フアイバ９の先端部９ａは接極子
８，８′より適当距離だけ突出している。 FIG. 1 shows a conventional optical switch used for circuit switching of an optical fiber transmission line in an optical communication system. In the figure, 1 is a capsule, a coil (magnetic generator) 2 is wound around the outer periphery of the capsule 1, magnets 3 and 3' are provided at one end of the capsule 1, and magnets 3 and 3' are provided inside the other end of the capsule 1. A main body 4 is provided. The magnets 3, 3' are attached to pole plates 5, 5' provided within one end of the capsule 1. Additionally, support plates 6, 6' are provided within one end of the capsule 1.
are provided, and fixed optical fibers 7, 7' are fixed to the support plates 6, 6'. The main body 4 has a second
As shown in the figure, the armatures 8, 8' are fixed in a cantilevered manner, and their tips extend between the magnetic pole plates 5, 5'. The movable optical fiber 9 passes through the main end 4 and projects into the capsule 1 between the armatures 8 and 8', and this protrusion is connected to the pins 10 and 10 fixed to the tips of the armatures 8 and 8'. It is held at 10'. In this state, the tip end 9a of the movable optical fiber 9 protrudes from the armatures 8, 8' by an appropriate distance.
このような構成の光スイツチは、接極子８，
８′を、磁極板５，５′に取付けられたマグネツト
３，３′と、コイル２から発生する磁束の向きに
より弾性変形させて磁極板５または磁極板５′に
向けて移動させ、可動光フアイバ９の先端部９ａ
と固定光フアイバ７または固定光フアイバ７′と
の間で回路切替を行なう。 An optical switch with such a configuration has an armature 8,
8' is elastically deformed by the magnets 3, 3' attached to the magnetic pole plates 5, 5' and the direction of the magnetic flux generated from the coil 2, and moved toward the magnetic pole plate 5 or the magnetic pole plate 5'. Tip 9a of fiber 9
The circuit is switched between the fixed optical fiber 7 or the fixed optical fiber 7'.
この場合、接極子８，８′を容易に変化させる
ためには、接極子８，８′のばね定数を小さくす
るか、またはコイル２の発生磁束を大きくする必
要がある。 In this case, in order to easily change the armatures 8, 8', it is necessary to reduce the spring constant of the armatures 8, 8' or to increase the magnetic flux generated by the coil 2.
しかし、接極子８，８′のばね定数を小さくす
るためには、その長さを大きくし厚さを薄くしな
ければならず、加工、組立が困難になり、またコ
イル磁束を大きくするためには、コイルの巻数を
多くしなければならず、形状が大きくなり、かつ
コイル駆動電流も大きくなるという欠点をもつて
いる。 However, in order to reduce the spring constant of the armatures 8 and 8', it is necessary to increase their length and reduce their thickness, which makes machining and assembly difficult. This method has the disadvantage that the number of turns of the coil must be increased, the shape is large, and the coil drive current is also large.
本発明は上述の各種の欠点を解決するためのも
ので、加工，組立が容易で、しかもコイルの巻
数、駆動電流を小さくできる光スイツチを提供す
ることを目的としている。 The present invention is intended to solve the various drawbacks mentioned above, and aims to provide an optical switch that is easy to process and assemble, and that can reduce the number of coil turns and drive current.
次に第３図および第４図に関連して本発明の実
施例を説明する。 An embodiment of the invention will now be described with reference to FIGS. 3 and 4.
第３図は本発明に係る光スイツチの正面図、第
４図は同平面図である。 FIG. 3 is a front view of the optical switch according to the present invention, and FIG. 4 is a plan view thereof.
図中、１１はカプセルで、該カプセル１１の外
周にはコイル（磁気発生装置）１２が巻装され、
カプセル１１の一端にはマグネツト１３，１３′
が設けられている。このマグネツト１３，１３′
は、カプセル１１内に設けられた本体１４の一端
に固定された磁極板１５，１５′に取付けられて
いる。また本体１４の一端には支持板１６，１
６′が固定され、該支持板１６，１６′には固定光
フアイバ１７，１７′が固定されている。さらに
また本体１４には、該本体１４の他端を貫通して
カプセル１１内に突出する可動光フアイバ１８を
保持する接極子１９がピン２０を介し揺動自在に
取付けられている。可動光フアイバ１８は接極子
１９の先端部にガイド板２１を介し保持されてそ
の先端部１８ａは接極子１９より適当量だけ突出
している。 In the figure, 11 is a capsule, and a coil (magnetic generator) 12 is wound around the outer periphery of the capsule 11.
At one end of the capsule 11 are magnets 13, 13'.
is provided. This magnet 13, 13'
are attached to magnetic pole plates 15, 15' fixed to one end of the main body 14 provided within the capsule 11. Also, at one end of the main body 14 there is a support plate 16,1.
6' is fixed, and fixed optical fibers 17, 17' are fixed to the support plates 16, 16'. Furthermore, an armature 19 that holds a movable optical fiber 18 that penetrates the other end of the main body 14 and projects into the capsule 11 is swingably attached to the main body 14 via a pin 20. The movable optical fiber 18 is held at the tip of the armature 19 via a guide plate 21, and its tip 18a protrudes beyond the armature 19 by an appropriate amount.
このように、可動光フアイバ１８はガイドピン
２０を支点として揺動可能な接極子１９に保持さ
れているため、回路切替のための接極子１９の揺
動に要する力は小さくてすみ、コイルの巻数・駆
動電流を小さくできる。また加工、組立は従来に
比し極めて容易である。 In this way, since the movable optical fiber 18 is held by the armature 19 that can swing around the guide pin 20, the force required to swing the armature 19 for circuit switching is small, and the coil The number of turns and drive current can be reduced. Furthermore, processing and assembly are much easier than in the past.
以上述べたように、本発明によれば、加工、組
立を容易化してコストを低減するとともに、コイ
ルの巻数、駆動電流を小さくすることが可能であ
る。 As described above, according to the present invention, it is possible to simplify processing and assembly, reduce costs, and reduce the number of coil turns and drive current.
第１図は従来の光スイツチの正面図、第２図は
同接極子取付要領図、第３図は本発明に係る光ス
イツチの実施例を示す正面図、第４図は同平面図
で、図中、１１はカプセル、１２はコイル（磁気
発生装置）、１３，１３′はマグネツト、１４は本
体、１５，１５′は磁極板、１６，１６′は支持
板、１７，１７′は固定光フアイバ、１８は可動
光フアイバ、１９は接極子、２０はガイドピン
（固定ピン）、２１はガイド板である。
FIG. 1 is a front view of a conventional optical switch, FIG. 2 is a diagram showing how to attach the same armature, FIG. 3 is a front view showing an embodiment of the optical switch according to the present invention, and FIG. 4 is a plan view of the same. In the figure, 11 is a capsule, 12 is a coil (magnetic generator), 13 and 13' are magnets, 14 is a main body, 15 and 15' are magnetic pole plates, 16 and 16' are support plates, and 17 and 17' are fixed lights. 18 is a movable optical fiber, 19 is an armature, 20 is a guide pin (fixed pin), and 21 is a guide plate.
Claims (1)
装置により励磁し磁極板に向けて移動させて複数
の固定光フアイバとの間で回路切替を行なわせる
光スイツチにおいて、前記接極子を固定ピンを支
点として揺動可能に設け、該接極子の揺動動作に
より回路切替を行なうようにしたことを特徴とす
る光スイツチ。1. In an optical switch in which an armature holding a movable optical fiber is excited by a magnetic generator and moved toward a magnetic pole plate to perform circuit switching between a plurality of fixed optical fibers, the armature is connected to a fixed pin as a fulcrum. 1. An optical switch characterized in that the armature is swingably provided, and circuit switching is performed by the swinging action of the armature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15419378A JPS5581306A (en) | 1978-12-15 | 1978-12-15 | Photo switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15419378A JPS5581306A (en) | 1978-12-15 | 1978-12-15 | Photo switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5581306A JPS5581306A (en) | 1980-06-19 |
| JPS6152448B2 true JPS6152448B2 (en) | 1986-11-13 |
Family
ID=15578861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15419378A Granted JPS5581306A (en) | 1978-12-15 | 1978-12-15 | Photo switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5581306A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2602061B1 (en) * | 1986-07-24 | 1989-07-28 | Cit Alcatel | MECHANICAL SWITCH FOR OPTICAL FIBERS. |
-
1978
- 1978-12-15 JP JP15419378A patent/JPS5581306A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5581306A (en) | 1980-06-19 |
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