JPS5238284A - Valve leak detection device - Google Patents

Valve leak detection device

Info

Publication number
JPS5238284A
JPS5238284A JP11372575A JP11372575A JPS5238284A JP S5238284 A JPS5238284 A JP S5238284A JP 11372575 A JP11372575 A JP 11372575A JP 11372575 A JP11372575 A JP 11372575A JP S5238284 A JPS5238284 A JP S5238284A
Authority
JP
Japan
Prior art keywords
detection device
leak detection
valve leak
leakage
oscillation
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
JP11372575A
Other languages
Japanese (ja)
Inventor
Masaru Iwasaki
Hiroshi Sakurai
Kazuo Ito
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.)
KISHIGAWA TOKUSHIYUBEN SEISAKU
KISHIGAWA TOKUSHIYUBEN SEISAKUSHIYO KK
KISHIKAWA TOKUSHU VALVE SEISAKUSHO KK
MEIKO SEIMITSU KK
MEIKOU SEIMITSU KK
Original Assignee
KISHIGAWA TOKUSHIYUBEN SEISAKU
KISHIGAWA TOKUSHIYUBEN SEISAKUSHIYO KK
KISHIKAWA TOKUSHU VALVE SEISAKUSHO KK
MEIKO SEIMITSU KK
MEIKOU SEIMITSU KK
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 KISHIGAWA TOKUSHIYUBEN SEISAKU, KISHIGAWA TOKUSHIYUBEN SEISAKUSHIYO KK, KISHIKAWA TOKUSHU VALVE SEISAKUSHO KK, MEIKO SEIMITSU KK, MEIKOU SEIMITSU KK filed Critical KISHIGAWA TOKUSHIYUBEN SEISAKU
Priority to JP11372575A priority Critical patent/JPS5238284A/en
Publication of JPS5238284A publication Critical patent/JPS5238284A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide an oscillation transmitting body to the body of a stop valve, and install an sensor to this transmitting body, thereby surely detecting the occurence of leakage from outside by the use of the characteristics of the oscillation waves produced by the leakage.
COPYRIGHT: (C)1977,JPO&Japio
JP11372575A 1975-09-22 1975-09-22 Valve leak detection device Pending JPS5238284A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11372575A JPS5238284A (en) 1975-09-22 1975-09-22 Valve leak detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11372575A JPS5238284A (en) 1975-09-22 1975-09-22 Valve leak detection device

Publications (1)

Publication Number Publication Date
JPS5238284A true JPS5238284A (en) 1977-03-24

Family

ID=14619547

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11372575A Pending JPS5238284A (en) 1975-09-22 1975-09-22 Valve leak detection device

Country Status (1)

Country Link
JP (1) JPS5238284A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201831A (en) * 1981-06-08 1982-12-10 Toshiba Corp Water leak detector
JPS6128968U (en) * 1984-07-23 1986-02-21 財団法人 電力中央研究所 Valve abnormality detection device
JPH01120468U (en) * 1988-02-10 1989-08-15
JPH01213539A (en) * 1988-02-22 1989-08-28 Babcock Hitachi Kk Valve monitoring device
US5361636A (en) * 1992-09-23 1994-11-08 Columbia Gas Of Ohio, Inc. Apparatus and process for measuring the magnitude of leaks
US5533383A (en) * 1994-08-18 1996-07-09 General Electric Company Integrated acoustic leak detection processing system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029086A (en) * 1973-07-17 1975-03-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029086A (en) * 1973-07-17 1975-03-24

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201831A (en) * 1981-06-08 1982-12-10 Toshiba Corp Water leak detector
JPS6128968U (en) * 1984-07-23 1986-02-21 財団法人 電力中央研究所 Valve abnormality detection device
JPH01120468U (en) * 1988-02-10 1989-08-15
JPH01213539A (en) * 1988-02-22 1989-08-28 Babcock Hitachi Kk Valve monitoring device
US5361636A (en) * 1992-09-23 1994-11-08 Columbia Gas Of Ohio, Inc. Apparatus and process for measuring the magnitude of leaks
US5533383A (en) * 1994-08-18 1996-07-09 General Electric Company Integrated acoustic leak detection processing system

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