JPH0159879U - - Google Patents

Info

Publication number
JPH0159879U
JPH0159879U JP15434587U JP15434587U JPH0159879U JP H0159879 U JPH0159879 U JP H0159879U JP 15434587 U JP15434587 U JP 15434587U JP 15434587 U JP15434587 U JP 15434587U JP H0159879 U JPH0159879 U JP H0159879U
Authority
JP
Japan
Prior art keywords
voltage
voltage drop
detection device
utility
constant
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
Application number
JP15434587U
Other languages
English (en)
Other versions
JPH0611506Y2 (ja
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 filed Critical
Priority to JP1987154345U priority Critical patent/JPH0611506Y2/ja
Publication of JPH0159879U publication Critical patent/JPH0159879U/ja
Application granted granted Critical
Publication of JPH0611506Y2 publication Critical patent/JPH0611506Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Locating Faults (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係る装置の一実施例の接続図
、第２図は第１図装置の動作を説明する為の図、
第３図は従来のこの種の装置の一例の接続図であ
る。 ＤＳ……探査装置、Ｌ……電話用電線路、Ｅｓ
……基準電圧源、ＩＧ……積分器、ｇ……事故点
、Ｇ……接地点、Ａ／Ｄ……アナログ・デイジタ
ル変換器、Ｐ……表示器。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 電話用電線路に生じた事故点を、この電話
    用電線路に一定電圧を印加することにより生じる
    事故点までの電圧降下と前記電話用電線路全体に
    生じる電圧降下との比として求めるように構成し
    たことを特徴とする電線路の事故探査装置。 (2) 前記一定電圧を積分器により積分したのち
    一定となる電圧を用いたことを特徴とする実用新
    案登録請求の範囲第(1)項記載の電線路の事故探
    査装置。
JP1987154345U 1987-10-08 1987-10-08 電線路の事故探査装置 Expired - Lifetime JPH0611506Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987154345U JPH0611506Y2 (ja) 1987-10-08 1987-10-08 電線路の事故探査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987154345U JPH0611506Y2 (ja) 1987-10-08 1987-10-08 電線路の事故探査装置

Publications (2)

Publication Number Publication Date
JPH0159879U true JPH0159879U (ja) 1989-04-14
JPH0611506Y2 JPH0611506Y2 (ja) 1994-03-23

Family

ID=31430993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987154345U Expired - Lifetime JPH0611506Y2 (ja) 1987-10-08 1987-10-08 電線路の事故探査装置

Country Status (1)

Country Link
JP (1) JPH0611506Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5223574U (ja) * 1975-08-05 1977-02-18
JPS5267780A (en) * 1975-12-04 1977-06-04 Sankosha Co Ltd Method of detecting damaged cable

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5223574U (ja) * 1975-08-05 1977-02-18
JPS5267780A (en) * 1975-12-04 1977-06-04 Sankosha Co Ltd Method of detecting damaged cable

Also Published As

Publication number Publication date
JPH0611506Y2 (ja) 1994-03-23

Similar Documents

Publication Publication Date Title
JPH0159879U (ja)
JPH0641180Y2 (ja) 増幅器の電気的特性測定装置
JPH0434669U (ja)
JPS6393562U (ja)
JPS63115755U (ja)
JPH0282020U (ja)
JPS6031659U (ja) 洩水検知器
JPH02130124U (ja)
JPS5968265U (ja) 抵抗測定装置
JPS6285029U (ja)
JPS61190870U (ja)
JPS6079722U (ja) 計器用変成器
JPS62185424U (ja)
JPH0159878U (ja)
JPS59103287U (ja) ケ−ブル試験用端末装置
JPS5821843U (ja) 車両試験装置用空気圧力測定装置
JPH0370365U (ja)
JPH01146732U (ja)
JPS6281494U (ja)
JPH0421112U (ja)
JPH0164909U (ja)
JPH01141474U (ja)
JPS6320621U (ja)
JPS62126773U (ja)
JPS6148377U (ja)