JPS58149703U - Transmission fiber trouble detection safety device - Google Patents
Transmission fiber trouble detection safety deviceInfo
- Publication number
- JPS58149703U JPS58149703U JP1982045912U JP4591282U JPS58149703U JP S58149703 U JPS58149703 U JP S58149703U JP 1982045912 U JP1982045912 U JP 1982045912U JP 4591282 U JP4591282 U JP 4591282U JP S58149703 U JPS58149703 U JP S58149703U
- Authority
- JP
- Japan
- Prior art keywords
- power laser
- transmission fiber
- safety device
- laser light
- laser beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Laser Surgery Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示すブロック的な説明図、
第２図は設定レベルＡの基準電圧と欠陥箇所を持ったフ
ァイバー６の発光特性を示したグラフ図である。
１・・・・・・レーザー光源、２・・・・・・パワーレ
ーザー光、３・・・・・・シャッター機構、４・・ａｓ
ｓｓ ミラー、５・・曲集光レンズ、６・・・・・・フ
ァイバー、７・・：・・・第２次光、８・・・・・・フ
ィルター、９・・・・・・検出器、１０・・−増幅回路
、１４・・・・・・シャッター駆動回路。FIG. 1 is a block explanatory diagram showing an embodiment of the present invention;
FIG. 2 is a graph showing the reference voltage of the set level A and the light emission characteristics of the fiber 6 having a defective portion. 1...Laser light source, 2...Power laser light, 3...Shutter mechanism, 4...as
ss Mirror, 5...Curved condensing lens, 6...Fiber, 7...Second order light, 8...Filter, 9...Detector , 10...-amplifier circuit, 14... shutter drive circuit.
Claims (1)
面に該パワーレーザー光源から出射されたパワーレーザ
ー光を集光する光学系と、パワーレーザー光の照射を遮
断する装置とを備えた工業用レーザー加工機や医療用レ
ーザー装置等において、上記伝送用ファイバーの入射端
面から出射された第２字光を検出する手段説、該検出手
段によって検知された第２次光が所定のレベルに達した
場合に上記パワーレーザー光を遮断する装置を作動させ
る回路系とからなることを特徴とする伝送用ファイ共−
のトラブル検出安全装置。 ２ 上記検出手段の前にパワーレーザー光をカットする
フィルターを設けたことを特徴とする実用新案登録請求
の範囲第１項記載の伝送用ファイバーのトラブル検出安
全装置。[Scope of Claim for Utility Model Registration] 1. A power laser light source, an optical system that focuses the power laser light emitted from the power laser light source onto the input end face of a transmission fiber, and a device that blocks irradiation of the power laser light. In an industrial laser processing machine or a medical laser device, etc., equipped with a transmission fiber, a method for detecting the second-order light emitted from the input end face of the transmission fiber, the second-order light detected by the detection means is a predetermined one. and a circuit system that operates a device that cuts off the power laser beam when the power laser beam reaches the level of .
Trouble detection safety device. 2. The safety device for detecting trouble in a transmission fiber according to claim 1, characterized in that a filter for cutting off the power laser beam is provided in front of the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982045912U JPS58149703U (en) | 1982-03-31 | 1982-03-31 | Transmission fiber trouble detection safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982045912U JPS58149703U (en) | 1982-03-31 | 1982-03-31 | Transmission fiber trouble detection safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58149703U true JPS58149703U (en) | 1983-10-07 |
| JPH034918Y2 JPH034918Y2 (en) | 1991-02-07 |
Family
ID=30056916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982045912U Granted JPS58149703U (en) | 1982-03-31 | 1982-03-31 | Transmission fiber trouble detection safety device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58149703U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61242776A (en) * | 1985-04-19 | 1986-10-29 | Nec Corp | Laser beam machine |
| WO2010041564A1 (en) * | 2008-10-09 | 2010-04-15 | 独立行政法人情報通信研究機構 | Fiber fuse detector |
| JP2010514108A (en) * | 2006-12-22 | 2010-04-30 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Light emitting device |
| JP2011192848A (en) * | 2010-03-15 | 2011-09-29 | Fujitsu Ltd | Optical transmission device, laser module, fault detection method of the laser module, and fault detection program of the laser module |
| WO2017033333A1 (en) * | 2015-08-27 | 2017-03-02 | オリンパス株式会社 | Optical connector and light source device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5640737A (en) * | 1979-09-11 | 1981-04-17 | Asahi Optical Co Ltd | Damage detector for optical fiber for laser power transmission |
| JPS5729346A (en) * | 1980-07-31 | 1982-02-17 | Medos Kenkyusho Kk | Detection safety device for trouble of fiber for transmitting laser power |
-
1982
- 1982-03-31 JP JP1982045912U patent/JPS58149703U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5640737A (en) * | 1979-09-11 | 1981-04-17 | Asahi Optical Co Ltd | Damage detector for optical fiber for laser power transmission |
| JPS5729346A (en) * | 1980-07-31 | 1982-02-17 | Medos Kenkyusho Kk | Detection safety device for trouble of fiber for transmitting laser power |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61242776A (en) * | 1985-04-19 | 1986-10-29 | Nec Corp | Laser beam machine |
| JP2010514108A (en) * | 2006-12-22 | 2010-04-30 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Light emitting device |
| WO2010041564A1 (en) * | 2008-10-09 | 2010-04-15 | 独立行政法人情報通信研究機構 | Fiber fuse detector |
| JP5470589B2 (en) * | 2008-10-09 | 2014-04-16 | 独立行政法人情報通信研究機構 | Fiber fuse detector |
| JP2011192848A (en) * | 2010-03-15 | 2011-09-29 | Fujitsu Ltd | Optical transmission device, laser module, fault detection method of the laser module, and fault detection program of the laser module |
| WO2017033333A1 (en) * | 2015-08-27 | 2017-03-02 | オリンパス株式会社 | Optical connector and light source device |
| JPWO2017033333A1 (en) * | 2015-08-27 | 2018-08-09 | オリンパス株式会社 | Optical connector and light source device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH034918Y2 (en) | 1991-02-07 |
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