JPS61117968U - - Google Patents

Info

Publication number
JPS61117968U
JPS61117968U JP171885U JP171885U JPS61117968U JP S61117968 U JPS61117968 U JP S61117968U JP 171885 U JP171885 U JP 171885U JP 171885 U JP171885 U JP 171885U JP S61117968 U JPS61117968 U JP S61117968U
Authority
JP
Japan
Prior art keywords
coil
iron core
solenoid valve
force generated
valve
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
JP171885U
Other languages
English (en)
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 JP171885U priority Critical patent/JPS61117968U/ja
Publication of JPS61117968U publication Critical patent/JPS61117968U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Magnetically Actuated Valves (AREA)

Description

【図面の簡単な説明】
図面はこの考案の一実施例を示すものであり、
第1図は概略断面図、第2図は回路を示す概略図
、第3図は作動状態を示す電圧波形図、第4図は
他の実施例を示す概略断面図である。 S……電磁弁、1……鉄芯、2……コイル、3
……スイツチ、4……電源、5……検出回路、6
……供給電圧量、7……回路ノイズ域、8……逆
起電圧量、9……逆起電力ノイズ域、10……検
出コイル。

Claims (1)

    【実用新案登録請求の範囲】
  1. コイルに電流を流すことで発生する磁力によつ
    て鉄芯をコイル内で移動させ、この鉄芯の移動で
    弁を開閉させる電磁弁において、コイル内を鉄芯
    が移動する時に発生する逆起電力を検出する検出
    回路を、直線コイルに接続し域いは検出コイルの
    如き媒体を介して間接的にコイルに付設したこと
    を特徴とする電磁弁の作動検出器。
JP171885U 1985-01-10 1985-01-10 Pending JPS61117968U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP171885U JPS61117968U (ja) 1985-01-10 1985-01-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP171885U JPS61117968U (ja) 1985-01-10 1985-01-10

Publications (1)

Publication Number Publication Date
JPS61117968U true JPS61117968U (ja) 1986-07-25

Family

ID=30474715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP171885U Pending JPS61117968U (ja) 1985-01-10 1985-01-10

Country Status (1)

Country Link
JP (1) JPS61117968U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS521462A (en) * 1975-06-24 1977-01-07 Kokusai Electric Co Ltd Device for detecting operation of solenoid
JPS5213658A (en) * 1975-07-23 1977-02-02 Hitachi Ltd Device for detecting faults in electromagnetic device
JPS5634213U (ja) * 1979-08-22 1981-04-03
JPS57163782A (en) * 1981-04-01 1982-10-08 Hitachi Constr Mach Co Ltd Solenoid valve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS521462A (en) * 1975-06-24 1977-01-07 Kokusai Electric Co Ltd Device for detecting operation of solenoid
JPS5213658A (en) * 1975-07-23 1977-02-02 Hitachi Ltd Device for detecting faults in electromagnetic device
JPS5634213U (ja) * 1979-08-22 1981-04-03
JPS57163782A (en) * 1981-04-01 1982-10-08 Hitachi Constr Mach Co Ltd Solenoid valve

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