JPS59109305U - Abnormality detection device for buried cables, etc. - Google Patents

Abnormality detection device for buried cables, etc.

Info

Publication number
JPS59109305U
JPS59109305U JP146683U JP146683U JPS59109305U JP S59109305 U JPS59109305 U JP S59109305U JP 146683 U JP146683 U JP 146683U JP 146683 U JP146683 U JP 146683U JP S59109305 U JPS59109305 U JP S59109305U
Authority
JP
Japan
Prior art keywords
detection line
abnormality detection
line
detection
detection device
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.)
Pending
Application number
JP146683U
Other languages
Japanese (ja)
Inventor
宮脇　健二
一隆 高橋
大橋　晴志郎
千葉　佐武郎
Original Assignee
日立電線株式会社
岸本産業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日立電線株式会社, 岸本産業株式会社 filed Critical 日立電線株式会社
Priority to JP146683U priority Critical patent/JPS59109305U/en
Publication of JPS59109305U publication Critical patent/JPS59109305U/en
Pending legal-status Critical Current

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  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例の概略図である。 １・・・プレハブダクト、２・・・ケーブル、３・・・
検知線、４・・・発光装置、５・・・受光装置。FIG. 1 is a schematic diagram of an embodiment of the present invention. 1... Prefabricated duct, 2... Cable, 3...
Detection line, 4... Light emitting device, 5... Light receiving device.

Claims (5)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）埋設されるべきケーブル等を収納するプレハブ多
条ダクトに対し一定距離だけ離して並設される複数の光
ファイバからなる少くとも１本の異常検知線と、上記検
知線の一端に設けられる発光装置と、上記検知線の他端
に設けられる受光装置と、からなる埋設ケーブル等の異
常検出装置。(1) At least one abnormality detection line consisting of a plurality of optical fibers installed in parallel at a certain distance apart from a prefabricated multi-line duct that houses cables, etc. to be buried, and installed at one end of the detection line. An abnormality detection device for a buried cable, etc., comprising a light emitting device provided at the other end of the detection line, and a light receiving device provided at the other end of the detection line. （２）前記異常検知線は往復路を形成するように配置さ
れ、前記発光装置および受光装置は前記ダクトの一端に
配置されるごと（なった実用新案登録請求の範囲第１項
記載の異常検出装置。(2) The abnormality detection line is arranged to form a reciprocating path, and the light emitting device and the light receiving device are arranged at one end of the duct (anomaly detection according to claim 1). Device. （３）前記検知線は防水シースを有するごとくなつた実
用新案登録請求の範囲第１項または第２項記載の異常検
出装置。(3) The abnormality detection device according to claim 1 or 2, wherein the detection line has a waterproof sheath. （４）前記検知線は鎧装置を有するごとくなった実用新
案登録請求の範囲第１項乃至第３項の１に記載する異常
検出装置。(4) The abnormality detection device according to any of claims 1 to 3, wherein the detection line has an armor device. （５）前記検知線は鎧装置を有し、上記検知線と上記鎧
装置の間に防水充填物を設けるごとくなった実用新案登
録請求の範囲第１項または第２項記載の異常検出装置。(5) The abnormality detection device according to claim 1 or 2, wherein the detection line has an armor device, and a waterproof filling is provided between the detection line and the armor device.
JP146683U 1983-01-10 1983-01-10 Abnormality detection device for buried cables, etc. Pending JPS59109305U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP146683U JPS59109305U (en) 1983-01-10 1983-01-10 Abnormality detection device for buried cables, etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP146683U JPS59109305U (en) 1983-01-10 1983-01-10 Abnormality detection device for buried cables, etc.

Publications (1)

Publication Number Publication Date
JPS59109305U true JPS59109305U (en) 1984-07-23

Family

ID=30133190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP146683U Pending JPS59109305U (en) 1983-01-10 1983-01-10 Abnormality detection device for buried cables, etc.

Country Status (1)

Country Link
JP (1) JPS59109305U (en)

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