DE68921346T2 - Sensorvorrichtung. - Google Patents
Sensorvorrichtung.Info
- Publication number
- DE68921346T2 DE68921346T2 DE68921346T DE68921346T DE68921346T2 DE 68921346 T2 DE68921346 T2 DE 68921346T2 DE 68921346 T DE68921346 T DE 68921346T DE 68921346 T DE68921346 T DE 68921346T DE 68921346 T2 DE68921346 T2 DE 68921346T2
- Authority
- DE
- Germany
- Prior art keywords
- conductor
- event
- assembly
- connection
- electrolyte
- 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.)
- Expired - Fee Related
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
- G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
- G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/256,874 US4926129A (en) | 1988-10-12 | 1988-10-12 | Sensor assembly for detecting multiple events and distinguishing between them |
PCT/US1989/004521 WO1990004158A1 (en) | 1988-10-12 | 1989-10-11 | Sensor assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68921346D1 DE68921346D1 (de) | 1995-03-30 |
DE68921346T2 true DE68921346T2 (de) | 1995-11-23 |
Family
ID=22973951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68921346T Expired - Fee Related DE68921346T2 (de) | 1988-10-12 | 1989-10-11 | Sensorvorrichtung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4926129A (de) |
EP (1) | EP0438525B1 (de) |
JP (1) | JP3007106B2 (de) |
AT (1) | ATE118885T1 (de) |
AU (1) | AU4512289A (de) |
CA (1) | CA2000439C (de) |
DE (1) | DE68921346T2 (de) |
WO (1) | WO1990004158A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019214647A1 (de) * | 2019-09-25 | 2021-03-25 | Volkswagen Aktiengesellschaft | Sensorsystem zur quantitativen Messung einer Flüssigkeit, Behältnis und Kraftfahrzeug |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0227559U (de) * | 1988-08-11 | 1990-02-22 | ||
US5191292A (en) * | 1990-04-26 | 1993-03-02 | Raychem Corporation | Method of making a sensor cable |
US5109218A (en) * | 1990-08-02 | 1992-04-28 | Leak-X Corporation | Hydrocarbon detection circuit |
US5177996A (en) * | 1991-11-21 | 1993-01-12 | W. L. Gore & Associates, Inc. | Liquid leak detection cable |
US5381097A (en) * | 1992-02-28 | 1995-01-10 | Tatsuta Electric Wire & Cable Co., Ltd. | Liquid leakage detector line |
US5339038A (en) * | 1992-07-06 | 1994-08-16 | Westinghouse Electric Corporation | Assembly for detecting and locating cable pinching |
US5410255A (en) * | 1993-05-07 | 1995-04-25 | Perma-Pipe, Inc. | Method and apparatus for detecting and distinguishing leaks using reflectometry and conductivity tests |
US5461356A (en) * | 1994-06-06 | 1995-10-24 | Lu; Guixian | Alarm system with graphite sensor |
DE4434618A1 (de) * | 1994-09-28 | 1996-04-04 | Norddeutsche Seekabelwerke Ag | Seekabel |
WO2002054415A1 (en) * | 2000-12-28 | 2002-07-11 | Pirelli Kabel Und Systeme Gmbh & Co. Kg | Water sensing wire and power cable using a water sensing wire |
US6777947B2 (en) | 2002-04-29 | 2004-08-17 | Tyco Thermal Controls Llc. | Sensor cable |
US6826948B1 (en) * | 2003-10-09 | 2004-12-07 | Delphi Technologies, Inc. | Leak detection apparatus for a liquid circulation cooling system |
WO2005054805A2 (en) | 2003-12-01 | 2005-06-16 | Raymond And Lae Engineering, Inc. | Fluid detection cable |
US8063309B2 (en) | 2008-06-06 | 2011-11-22 | Raymond & Lae Engineering, Inc. | Twisted leak detection cable |
CA2739213A1 (en) * | 2008-10-24 | 2010-04-29 | Nexans | A moisture detection wire, a moisture detection system, and a method of detecting moisture |
US8234910B2 (en) * | 2009-05-12 | 2012-08-07 | Raymond & Lae Engineering, Inc. | Aqueous chemical leak detection cable |
US8256269B2 (en) * | 2009-05-12 | 2012-09-04 | Raymond & Lae Engineering, Inc. | Aqueous chemical leak detection cable |
GB2501915A (en) * | 2012-05-10 | 2013-11-13 | Thermocable Flexible Elements Ltd | Environmental alarm system providing a remote alert |
AT516853B1 (de) * | 2015-05-05 | 2016-09-15 | Radius-Kelit Infrastructure Gesmbh | Leckmessanordnung zur Verlegung in einer Wärmedämmung zwischen einem Innen- und einem Außenrohr einer Wasserleitung |
DE102015221553A1 (de) * | 2015-11-03 | 2017-05-04 | Innogy Se | Freileitungsmastsystem und Verfahren zum Erweitern der elektrischen Übertragungskapazität eines Freileitungsmastsystems |
FR3066272B1 (fr) * | 2017-05-12 | 2019-07-19 | Sasha Dabetic | Cable detecteur de liquides conducteurs et non conducteurs |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1084910A (en) * | 1911-11-14 | 1914-01-20 | Julius Heinrich Johann Adolpf Stephenson | Method for localizing faults in cables and circuits. |
GB164965A (en) * | 1920-06-19 | 1921-06-23 | Leicester Richards Lee | Improvements in or relating to electric cables |
US2581213A (en) * | 1949-12-15 | 1952-01-01 | Gen Electric | Temperature responsive signaling and locating system |
BE513364A (de) * | 1951-12-29 | |||
US3248646A (en) * | 1962-07-19 | 1966-04-26 | Whitney Blake Co | Location of cable faults by comparing a section of the faulted cable with a part of the section |
US3382493A (en) * | 1964-11-04 | 1968-05-07 | Thermal Conduits Inc | Underground pipe insulation liquid-detector |
US3470340A (en) * | 1965-09-13 | 1969-09-30 | Butts Ernest Otto | Leak detection apparatus |
US3564526A (en) * | 1966-12-23 | 1971-02-16 | Butts Ernest Otto | Pipeline leak detection device |
US3800216A (en) * | 1971-08-11 | 1974-03-26 | Dynatel Corp | Cable fault locator apparatus and method with reference voltage comparison |
GB1355176A (en) * | 1973-02-08 | 1974-06-05 | Nils Oestbo Ab | Means for detecting leakage from an oil conveying conduit |
DE2337983C2 (de) * | 1973-07-26 | 1984-03-22 | Bernd 6271 Limbach Brandes | Ortungs- und Überwachungsschaltung |
JPS581379B2 (ja) * | 1974-10-08 | 1983-01-11 | ミズオチ シヨウケン | リユウタイケンチケ−ブル |
US3991413A (en) * | 1975-06-23 | 1976-11-09 | Berger Philip H | Constant current detector system |
CA1129001A (en) * | 1978-01-27 | 1982-08-03 | Ernest E.J. Huggins | Location of contact faults on electrically conductive cables |
NO803157L (no) * | 1979-10-26 | 1981-04-27 | Raychem Corp | Feildetekterende foeler. |
DE3011500C2 (de) * | 1980-03-25 | 1982-10-28 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur Lecküberwachung und zum Auffinden einer Leckstelle in der wasserdichten Außenhaut eines Gebäudes |
US4388267A (en) * | 1981-01-29 | 1983-06-14 | The United States Of America As Represented By The United States Department Of Energy | Temperature profile detector |
AT370229B (de) * | 1981-07-16 | 1983-03-10 | Egger K Kunststoffwerk | Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungen |
JPS5917935B2 (ja) * | 1981-08-25 | 1984-04-24 | 住友電気工業株式会社 | 熱収縮チユ−ブ |
US4400663A (en) * | 1981-10-28 | 1983-08-23 | Bell Telephone Laboratories, Incorporated | Shunt fault tester for multiconductor cable |
JPS59144461U (ja) * | 1983-03-10 | 1984-09-27 | 株式会社潤工社 | 液体検知センサ |
IL72246A (en) * | 1983-06-30 | 1989-09-28 | Raychem Corp | Method and apparatus for detecting and obtaining information about changes in variables |
DE3484178D1 (de) * | 1983-11-30 | 1991-04-04 | Raychem Corp | Fuehlerkabel. |
JPS613300A (ja) * | 1984-04-11 | 1986-01-09 | レイケム・コ−ポレイシヨン | 可変状態の変化に関する情報の検出・獲得用装置 |
JPS60249071A (ja) * | 1984-04-24 | 1985-12-09 | レイケム・コ−ポレイシヨン | 出来事に関する情報の検知・位置検出用装置および方法 |
MX160663A (es) * | 1984-06-07 | 1990-04-05 | Raychem Corp | Mejoras en aparato electrico y metodo para la deteccion de variacion de parametros tales como volumen,temperatura y presencia de fluidos por medio de impedancias |
US4605923A (en) * | 1984-11-02 | 1986-08-12 | Ensco, Inc. | Method and apparatus for detection of organic fluids |
WO1986007483A1 (en) * | 1985-06-12 | 1986-12-18 | Raychem Corporation | Hydrocarbon sensor |
US4663614A (en) * | 1985-08-05 | 1987-05-05 | Rauchwerger George P | Hydrocarbon detector system |
US4740777A (en) * | 1986-12-22 | 1988-04-26 | Emhart Industries, Inc. | Programmable fluid detector |
-
1988
- 1988-10-12 US US07/256,874 patent/US4926129A/en not_active Expired - Lifetime
-
1989
- 1989-10-11 EP EP89912583A patent/EP0438525B1/de not_active Expired - Lifetime
- 1989-10-11 DE DE68921346T patent/DE68921346T2/de not_active Expired - Fee Related
- 1989-10-11 WO PCT/US1989/004521 patent/WO1990004158A1/en active IP Right Grant
- 1989-10-11 CA CA002000439A patent/CA2000439C/en not_active Expired - Fee Related
- 1989-10-11 AT AT89912583T patent/ATE118885T1/de active
- 1989-10-11 AU AU45122/89A patent/AU4512289A/en not_active Abandoned
- 1989-10-11 JP JP1511591A patent/JP3007106B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019214647A1 (de) * | 2019-09-25 | 2021-03-25 | Volkswagen Aktiengesellschaft | Sensorsystem zur quantitativen Messung einer Flüssigkeit, Behältnis und Kraftfahrzeug |
Also Published As
Publication number | Publication date |
---|---|
US4926129A (en) | 1990-05-15 |
DE68921346D1 (de) | 1995-03-30 |
CA2000439C (en) | 1998-05-12 |
AU4512289A (en) | 1990-05-01 |
JPH04501312A (ja) | 1992-03-05 |
EP0438525B1 (de) | 1995-02-22 |
EP0438525A1 (de) | 1991-07-31 |
ATE118885T1 (de) | 1995-03-15 |
CA2000439A1 (en) | 1990-04-12 |
JP3007106B2 (ja) | 2000-02-07 |
WO1990004158A1 (en) | 1990-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE68921346T2 (de) | Sensorvorrichtung. | |
US5188143A (en) | Water leakage detection device | |
DE3687819D1 (de) | Kohlenwasserstoffsensor. | |
DE69432687T2 (de) | Automatisches analysesystem mit ständigem zugang und wahlfreiem zugriff | |
ES2014372A6 (es) | Sensores para detectar y localizar fugas de liquidos. | |
US3382493A (en) | Underground pipe insulation liquid-detector | |
DE3469268D1 (en) | Differential thermal testing apparatus and method | |
DE8717468U1 (de) | ||
EP0341932A3 (de) | Ein Leckspürsensor | |
SE8406290D0 (sv) | Corrosive impurity sensor | |
DE59106164D1 (de) | Abdichtungsfolie mit einer elektrischen messeinrichtung zur erfassung von lecks in der folie. | |
NO166817C (no) | Forsoeksinnretning for bestemmelse av naervaeret av et ion ien vandig proeve. | |
EP0191547B1 (de) | Sensorkabel | |
AR230705A1 (es) | Dispositivo transmisor de la senal electrica de nivel de liquido en depositos de combustibles | |
TW373281B (en) | A method for detecting operational errors of tester for semiconductor devices | |
DE69232306D1 (de) | Gerät und verfahren zur detektion von öl auf wasser | |
SE9003500D0 (sv) | Hoeghastighetsmaetning | |
FR2578328B1 (fr) | Dispositif electronique pour detecter les petites surfaces conductrices, ensemble notamment pedagogique ou ludique pour tester des connaissances comprenant un tel dispositif. | |
DE59605256D1 (de) | Elektronische Messeinrichtung zur Erfassung von Undichtigkeiten von Dichtungen für flüssige Medien | |
SE8106026L (sv) | Anordning for detektering av kolveten pa en vetskeyta | |
ATE145059T1 (de) | Rohrleitungssystem zur leckaufspürung | |
FR2364462A1 (fr) | Dispositif pour le controle permanent de lignes a deux conducteurs | |
NO863798D0 (no) | Fremgangsmaate for testing av en bryter i et instrument og linseenhet for slikt instrument, samt instrument med test-innretning. | |
IT1237636B (it) | Dispositivo di segnalazione e di intervento per fughe di gas. | |
FI914547A (fi) | Sähköliitoslaitteen virran ilmaisulaite |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |