JPS5715173A - Check valve - Google Patents

Check valve

Info

Publication number
JPS5715173A
JPS5715173A JP8789980A JP8789980A JPS5715173A JP S5715173 A JPS5715173 A JP S5715173A JP 8789980 A JP8789980 A JP 8789980A JP 8789980 A JP8789980 A JP 8789980A JP S5715173 A JPS5715173 A JP S5715173A
Authority
JP
Japan
Prior art keywords
cylinder
magnet
switch
notched
actuating switch
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
JP8789980A
Other languages
English (en)
Other versions
JPS6342155B2 (ja
Inventor
Takaya Fukuda
Kikuo Takeshima
Seiichi Takahashi
Ikuo Kodama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8789980A priority Critical patent/JPS5715173A/ja
Publication of JPS5715173A publication Critical patent/JPS5715173A/ja
Publication of JPS6342155B2 publication Critical patent/JPS6342155B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
JP8789980A 1980-06-30 1980-06-30 Check valve Granted JPS5715173A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8789980A JPS5715173A (en) 1980-06-30 1980-06-30 Check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8789980A JPS5715173A (en) 1980-06-30 1980-06-30 Check valve

Publications (2)

Publication Number Publication Date
JPS5715173A true JPS5715173A (en) 1982-01-26
JPS6342155B2 JPS6342155B2 (ja) 1988-08-22

Family

ID=13927736

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8789980A Granted JPS5715173A (en) 1980-06-30 1980-06-30 Check valve

Country Status (1)

Country Link
JP (1) JPS5715173A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04203682A (ja) * 1990-11-30 1992-07-24 Tokyo Electric Power Co Inc:The スイング逆止弁の弁体開度検出装置
EP1498648A1 (de) * 2003-07-14 2005-01-19 Bürkert Werke GmbH & Co. KG Stellungsmelder für Hubventilantriebe
WO2016081408A1 (en) * 2014-11-17 2016-05-26 Regulator Technologies Tulsa, Llc Pressure vacuum relief valve providing monitoring capabilities

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04203682A (ja) * 1990-11-30 1992-07-24 Tokyo Electric Power Co Inc:The スイング逆止弁の弁体開度検出装置
EP1498648A1 (de) * 2003-07-14 2005-01-19 Bürkert Werke GmbH & Co. KG Stellungsmelder für Hubventilantriebe
WO2016081408A1 (en) * 2014-11-17 2016-05-26 Regulator Technologies Tulsa, Llc Pressure vacuum relief valve providing monitoring capabilities
US9777855B2 (en) 2014-11-17 2017-10-03 Regulator Technologies Tulsa, Llc Pressure vacuum relief valve providing monitoring capabilities

Also Published As

Publication number Publication date
JPS6342155B2 (ja) 1988-08-22

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