GB2218836A - Leakage sensor - Google Patents

Leakage sensor Download PDF

Info

Publication number
GB2218836A
GB2218836A GB8910348A GB8910348A GB2218836A GB 2218836 A GB2218836 A GB 2218836A GB 8910348 A GB8910348 A GB 8910348A GB 8910348 A GB8910348 A GB 8910348A GB 2218836 A GB2218836 A GB 2218836A
Authority
GB
United Kingdom
Prior art keywords
liquid
sensor
electrically conductive
leakage
insulating material
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.)
Withdrawn
Application number
GB8910348A
Other languages
English (en)
Other versions
GB8910348D0 (en
Inventor
Juji Akiba
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.)
Junkosha Co Ltd
Original Assignee
Junkosha Co 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 Junkosha Co Ltd filed Critical Junkosha Co Ltd
Publication of GB8910348D0 publication Critical patent/GB8910348D0/en
Publication of GB2218836A publication Critical patent/GB2218836A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/165—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means by means of cables or similar elongated devices, e.g. tapes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB8910348A 1988-05-09 1989-05-05 Leakage sensor Withdrawn GB2218836A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988060043U JPH01163860U (https=) 1988-05-09 1988-05-09

Publications (2)

Publication Number Publication Date
GB8910348D0 GB8910348D0 (en) 1989-06-21
GB2218836A true GB2218836A (en) 1989-11-22

Family

ID=13130652

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8910348A Withdrawn GB2218836A (en) 1988-05-09 1989-05-05 Leakage sensor

Country Status (6)

Country Link
EP (1) EP0341933B1 (https=)
JP (1) JPH01163860U (https=)
AT (1) ATE88566T1 (https=)
AU (1) AU3393089A (https=)
DE (1) DE68906072T2 (https=)
GB (1) GB2218836A (https=)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313823A (en) * 1992-06-11 1994-05-24 W. L. Gore & Associates, Inc. Electrical cable leak detection system
US5440917A (en) * 1994-04-28 1995-08-15 Glenn Smith Leak detector
GB2369912A (en) * 2000-09-09 2002-06-12 Bw Technologies Ltd Leak detection
GB2373057A (en) * 2001-11-21 2002-09-11 Before The Event Ltd Liquid leak detector and system
US6865941B2 (en) 2001-11-21 2005-03-15 Before-The-Event, Ltd. Liquid leak detector

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0227560U (https=) * 1988-08-11 1990-02-22
DE4303622A1 (de) * 1993-02-02 1994-08-04 Siemens Ag Meßfühler zur Ortung einer Undichtigkeit
DE4309284C2 (de) * 1993-03-23 1997-03-06 Sze Spezial Elektronik Hagenuk Vorrichtung zur Leckagedetektion
AU2002240886B2 (en) * 2000-12-28 2006-03-02 Pirelli Kabel Und Systeme Gmbh & Co. Kg Water sensing wire and power cable using a water sensing wire
DE102007024032B3 (de) * 2007-05-23 2008-08-07 Brandes Gmbh Fühlerdraht
JP5294132B2 (ja) * 2011-03-31 2013-09-18 タツタ電線株式会社 漏液検知線
DE102016122272A1 (de) * 2016-11-18 2018-05-24 Amann & Söhne GmbH & Co. KG Sensorfadengebilde
CA3018288A1 (en) * 2017-09-25 2019-03-25 Ecobee Inc. Leak detector with sensing cable

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB703758A (en) * 1949-12-20 1954-02-10 British Thomson Houston Co Ltd Improvements in and relating to electrical control circuits
GB1360149A (en) * 1971-10-06 1974-07-17 Atomic Energy Commission Alkali metal leak detector
US3981181A (en) * 1974-07-13 1976-09-21 Sadamasa Ochiai Method for detecting liquid leak and a cable therefor
US4206632A (en) * 1979-01-23 1980-06-10 Hirosuke Suzuki Liquid detecting device
EP0170174A1 (de) * 1984-07-20 1986-02-05 W.L. Gore & Associates GmbH Lecksuchvorrichtung für saure und basische Medien
US4570477A (en) * 1983-03-10 1986-02-18 Junkosha Company Ltd. Leak detecting cable
US4594638A (en) * 1983-11-18 1986-06-10 Junkosha Co. Ltd. Liquid leak sensor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918977A (en) * 1986-09-30 1990-04-24 Tatsuta Electric Wire And Cable Co., Ltd. Liquid leakage detector line

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB703758A (en) * 1949-12-20 1954-02-10 British Thomson Houston Co Ltd Improvements in and relating to electrical control circuits
GB1360149A (en) * 1971-10-06 1974-07-17 Atomic Energy Commission Alkali metal leak detector
US3981181A (en) * 1974-07-13 1976-09-21 Sadamasa Ochiai Method for detecting liquid leak and a cable therefor
US4206632A (en) * 1979-01-23 1980-06-10 Hirosuke Suzuki Liquid detecting device
US4570477A (en) * 1983-03-10 1986-02-18 Junkosha Company Ltd. Leak detecting cable
US4594638A (en) * 1983-11-18 1986-06-10 Junkosha Co. Ltd. Liquid leak sensor
EP0170174A1 (de) * 1984-07-20 1986-02-05 W.L. Gore & Associates GmbH Lecksuchvorrichtung für saure und basische Medien

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313823A (en) * 1992-06-11 1994-05-24 W. L. Gore & Associates, Inc. Electrical cable leak detection system
US5440917A (en) * 1994-04-28 1995-08-15 Glenn Smith Leak detector
GB2369912A (en) * 2000-09-09 2002-06-12 Bw Technologies Ltd Leak detection
GB2369912B (en) * 2000-09-09 2004-12-15 Bw Technologies Ltd Leak detection apparatus
GB2373057A (en) * 2001-11-21 2002-09-11 Before The Event Ltd Liquid leak detector and system
GB2373057B (en) * 2001-11-21 2003-05-07 Before The Event Ltd A liquid leak detector
US6865941B2 (en) 2001-11-21 2005-03-15 Before-The-Event, Ltd. Liquid leak detector

Also Published As

Publication number Publication date
GB8910348D0 (en) 1989-06-21
DE68906072T2 (de) 1993-07-29
JPH01163860U (https=) 1989-11-15
DE68906072D1 (de) 1993-05-27
ATE88566T1 (de) 1993-05-15
EP0341933A3 (en) 1990-05-30
AU3393089A (en) 1989-11-09
EP0341933B1 (en) 1993-04-21
EP0341933A2 (en) 1989-11-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)