DE3535918A1 - Leckdetektor - Google Patents

Leckdetektor

Info

Publication number
DE3535918A1
DE3535918A1 DE19853535918 DE3535918A DE3535918A1 DE 3535918 A1 DE3535918 A1 DE 3535918A1 DE 19853535918 DE19853535918 DE 19853535918 DE 3535918 A DE3535918 A DE 3535918A DE 3535918 A1 DE3535918 A1 DE 3535918A1
Authority
DE
Germany
Prior art keywords
coaxial cable
conductor
leak detector
bare
bare conductor
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
DE19853535918
Other languages
German (de)
English (en)
Other versions
DE3535918C2 (https=
Inventor
Haruo Ohmiya Saitama Imaizumi
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 DE3535918A1 publication Critical patent/DE3535918A1/de
Application granted granted Critical
Publication of DE3535918C2 publication Critical patent/DE3535918C2/de
Granted 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)
DE19853535918 1984-10-09 1985-10-08 Leckdetektor Granted DE3535918A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59211925A JPS6190048A (ja) 1984-10-09 1984-10-09 漏液検知センサ

Publications (2)

Publication Number Publication Date
DE3535918A1 true DE3535918A1 (de) 1986-04-10
DE3535918C2 DE3535918C2 (https=) 1988-10-20

Family

ID=16613939

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853535918 Granted DE3535918A1 (de) 1984-10-09 1985-10-08 Leckdetektor

Country Status (3)

Country Link
US (1) US4677371A (https=)
JP (1) JPS6190048A (https=)
DE (1) DE3535918A1 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341934A1 (en) * 1988-05-09 1989-11-15 Junkosha Co. Ltd. Leakage sensor
EP0354673A3 (en) * 1988-08-11 1990-05-23 Junkosha Co. Ltd. A solvent detecting sensor
DE19841717A1 (de) * 1998-09-11 2000-03-30 Gore W L & Ass Gmbh Elektrische Sensorleitung zur Leckageerkennung
DE102007024032B3 (de) * 2007-05-23 2008-08-07 Brandes Gmbh Fühlerdraht

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382909A (en) * 1983-06-30 1995-01-17 Raychem Corporation Method for detecting and obtaining information about changes in variables
US5015958A (en) * 1983-06-30 1991-05-14 Raychem Corporation Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors
JPS6440057U (https=) * 1987-09-04 1989-03-09
AU601369B2 (en) 1985-06-12 1990-09-13 Raychem Corporation Hydrocarbon sensor
SE454024B (sv) * 1986-02-06 1988-03-21 Stig Tore Johannes Lofgren Detektor avsedd att faststella en forendrad konduktivitet i ett medium
JPH0227559U (https=) * 1988-08-11 1990-02-22
JPH0747726Y2 (ja) * 1989-05-31 1995-11-01 タツタ電線株式会社 漏液センサ
US5091715A (en) * 1990-01-08 1992-02-25 Murphy Anthony J Leak detection and alarm system
US5229750A (en) * 1991-08-02 1993-07-20 Welch Jr James G Fail-safe leak detector including independent and repetetive sensing means
US5355720A (en) * 1992-06-04 1994-10-18 Perma-Pipe, Inc. Corrosion resistant cable
DE4303622A1 (de) * 1993-02-02 1994-08-04 Siemens Ag Meßfühler zur Ortung einer Undichtigkeit
FR2728113A1 (fr) 1994-12-13 1996-06-14 Eurocopter France Faisceau de conducteurs electriques blinde et son procede de realisation
JP2000149890A (ja) * 1998-11-11 2000-05-30 Matsushita Electric Ind Co Ltd 水濡れ検出シール付電池パック
CA2669781C (en) * 2001-06-15 2010-10-05 Mitsubishi Heavy Industries, Ltd. Thermal barrier coating material, method of production thereof, and gas turbine member and gas turbine applying the thermal barrier coating material
US6865941B2 (en) 2001-11-21 2005-03-15 Before-The-Event, Ltd. Liquid leak detector
US7324011B2 (en) * 2004-04-14 2008-01-29 Battelle Energy Alliance, Llc Method and system for pipeline communication
US7276264B1 (en) * 2002-02-11 2007-10-02 Battelle Energy Alliance, Llc Methods for coating conduit interior surfaces utilizing a thermal spray gun with extension arm
US6889557B2 (en) * 2002-02-11 2005-05-10 Bechtel Bwxt Idaho, Llc Network and topology for identifying, locating and quantifying physical phenomena, systems and methods for employing same
US6916502B2 (en) * 2002-02-11 2005-07-12 Battelle Energy Alliance, Llc Systems and methods for coating conduit interior surfaces utilizing a thermal spray gun with extension arm
US7334485B2 (en) * 2002-02-11 2008-02-26 Battelle Energy Alliance, Llc System, method and computer-readable medium for locating physical phenomena
US7256690B2 (en) * 2003-11-10 2007-08-14 E-Chuang Tech. Ltd., Co. Anti-theft device
US6978659B2 (en) * 2003-12-24 2005-12-27 Itt Manufacturing Enterprises Appliance leak detector and inline shutoff
TW200606410A (en) * 2004-08-10 2006-02-16 3M Innovative Properties Co Method and system for detecting liquid leakage
US7354561B2 (en) * 2004-11-17 2008-04-08 Battelle Energy Alliance, Llc Chemical reactor and method for chemically converting a first material into a second material
JP4979999B2 (ja) * 2005-07-13 2012-07-18 ユニ・チャーム株式会社 尿センサ
US20100302047A1 (en) * 2007-01-11 2010-12-02 Altor Limited Lc Integrated water detector
EP2247707A1 (en) * 2008-01-25 2010-11-10 Xcellerex, Inc. Bag wrinkel remover, leak detection systems, and electromagnetic agitation for liquid containment systems
US8063309B2 (en) 2008-06-06 2011-11-22 Raymond & Lae Engineering, Inc. Twisted leak detection cable
US8591821B2 (en) * 2009-04-23 2013-11-26 Battelle Energy Alliance, Llc Combustion flame-plasma hybrid reactor systems, and chemical reactant sources
US8234910B2 (en) * 2009-05-12 2012-08-07 Raymond & Lae Engineering, Inc. Aqueous chemical leak detection cable
KR20130015854A (ko) * 2011-08-05 2013-02-14 유홍근 누유 감지 장치
US10634579B1 (en) 2013-07-12 2020-04-28 Hill-Rom Services, Inc. Methods and apparatus for detecting position of a liquid
US9719951B1 (en) 2013-07-12 2017-08-01 Helvetia Wireless Llc Method and apparatus for moisture detection
US11313757B2 (en) 2013-07-12 2022-04-26 Hill-Rom Services, Inc. Methods and apparatus for detecting a position of liquid
JP6208518B2 (ja) * 2013-10-02 2017-10-04 タツタ電線株式会社 漏液検知線
US10191003B1 (en) 2014-12-18 2019-01-29 Helvetia Wireless Llc Methods and apparatus for a moisture detector
JP5994002B1 (ja) * 2015-09-03 2016-09-21 新日鉄住金エンジニアリング株式会社 ケーブル被覆損傷位置検出方法、およびケーブル被覆損傷位置検出装置
EP3222982B1 (en) 2016-03-22 2019-05-08 Watts Regulator, Inc. Leak detector
US10564064B2 (en) * 2017-02-16 2020-02-18 GM Global Technology Operations LLC Method of leak testing a low conductivity part
EP3647668B1 (en) 2018-11-05 2023-05-17 Watts Regulator Co. Fluid discharge event detector
KR102176165B1 (ko) * 2020-02-04 2020-11-09 성백명 케이블형 누액감지센서

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2056085A (en) * 1930-06-18 1936-09-29 John J Alles Electric cable
US4029889A (en) * 1974-10-08 1977-06-14 Asahi Engineering & Construction Co., Ltd. Fluid-leak detector cable
US4386231A (en) * 1980-04-30 1983-05-31 Canada Wire And Cable Limited Cable assembly for detecting the ingress of water inside a cable

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365661A (en) * 1965-04-26 1968-01-23 Anaconda Wire & Cable Co Method and apparatus for locating leaks in a cable by determining the distance to a short circuit in the cable
US4319232A (en) * 1980-03-19 1982-03-09 Westphal Frank C Liquid leakage detector
JPS5896248A (ja) * 1981-12-03 1983-06-08 Olympus Optical Co Ltd 超音波顕微鏡用音響レンズ
JPS6086945U (ja) * 1983-11-18 1985-06-14 株式会社　潤工社 漏液センサ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2056085A (en) * 1930-06-18 1936-09-29 John J Alles Electric cable
US4029889A (en) * 1974-10-08 1977-06-14 Asahi Engineering & Construction Co., Ltd. Fluid-leak detector cable
US4386231A (en) * 1980-04-30 1983-05-31 Canada Wire And Cable Limited Cable assembly for detecting the ingress of water inside a cable

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341934A1 (en) * 1988-05-09 1989-11-15 Junkosha Co. Ltd. Leakage sensor
EP0354673A3 (en) * 1988-08-11 1990-05-23 Junkosha Co. Ltd. A solvent detecting sensor
DE19841717A1 (de) * 1998-09-11 2000-03-30 Gore W L & Ass Gmbh Elektrische Sensorleitung zur Leckageerkennung
DE19841717C2 (de) * 1998-09-11 2001-11-29 Gore W L & Ass Gmbh Elektrische Sensorleitung zur Leckageerkennung
DE102007024032B3 (de) * 2007-05-23 2008-08-07 Brandes Gmbh Fühlerdraht
WO2008141611A3 (de) * 2007-05-23 2009-02-05 Brandes Gmbh Fühlerdraht

Also Published As

Publication number Publication date
US4677371A (en) 1987-06-30
JPS6190048A (ja) 1986-05-08
DE3535918C2 (https=) 1988-10-20
JPH0354785B2 (https=) 1991-08-21

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee