NO146110C - Langstrakt kapasitiv foeler for paavisning av vaeske - Google Patents
Langstrakt kapasitiv foeler for paavisning av vaeskeInfo
- Publication number
- NO146110C NO146110C NO741171A NO741171A NO146110C NO 146110 C NO146110 C NO 146110C NO 741171 A NO741171 A NO 741171A NO 741171 A NO741171 A NO 741171A NO 146110 C NO146110 C NO 146110C
- Authority
- NO
- Norway
- Prior art keywords
- disposal
- liquid
- capacity sensor
- extensive capacity
- extensive
- Prior art date
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
- G01F23/265—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors for discrete levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Examining Or Testing Airtightness (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00346977A US3824460A (en) | 1973-04-02 | 1973-04-02 | Leakage sensor |
Publications (3)
Publication Number | Publication Date |
---|---|
NO741171L NO741171L (no) | 1974-10-03 |
NO146110B NO146110B (no) | 1982-04-19 |
NO146110C true NO146110C (no) | 1982-08-04 |
Family
ID=23361830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO741171A NO146110C (no) | 1973-04-02 | 1974-04-01 | Langstrakt kapasitiv foeler for paavisning av vaeske |
Country Status (14)
Country | Link |
---|---|
US (1) | US3824460A (da) |
JP (1) | JPS5410477B2 (da) |
AU (1) | AU497869B2 (da) |
CA (1) | CA1052455A (da) |
CH (1) | CH607034A5 (da) |
DE (1) | DE2415640C2 (da) |
DK (1) | DK140863B (da) |
FI (1) | FI59491C (da) |
FR (1) | FR2223693B1 (da) |
GB (1) | GB1462222A (da) |
IL (1) | IL44572A (da) |
IT (1) | IT1005915B (da) |
NO (1) | NO146110C (da) |
SE (1) | SE414345B (da) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI56434C (fi) * | 1978-04-27 | 1980-01-10 | Hunt & Moscrop | Mekanisk drivanordning foer en pao en fast axel lagrad roterbar mantel i synnerhet en mantel pao en boejningskompenserad vals foer en pappersmaskin |
US4293852A (en) * | 1978-12-08 | 1981-10-06 | Lawrence Security Services Ltd. | Capacitive article removal alarm |
DE2856013C2 (de) * | 1978-12-23 | 1985-03-14 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Innenwandstruktur eines Spannbetonbehälters mit Leckgasleitungen zur Linerleckortung |
US4297686A (en) * | 1979-10-01 | 1981-10-27 | Tom M Dale | Water detection device |
US4264902A (en) * | 1980-02-07 | 1981-04-28 | Miller James W | Moisture alarm |
DE3020411C2 (de) * | 1980-05-27 | 1983-09-22 | Hans Ulrich St.Sulpice Waadt Meyer | Vorrichtung zum Messen der Verschiebung zweier Körper |
US4449122A (en) * | 1981-04-24 | 1984-05-15 | Whitmer Melvin H | Proximity detector employing a crystal oscillator |
US4538141A (en) * | 1982-10-04 | 1985-08-27 | Chevron Research Company | Water detection subassembly and method of forming same, for computer processing centers |
US4710757A (en) * | 1984-02-14 | 1987-12-01 | Haase Wayne C | Planter monitor system |
US4601201A (en) * | 1984-03-14 | 1986-07-22 | Tokyo Tatsuno Co., Ltd. | Liquid level and quantity measuring apparatus |
US4657039A (en) * | 1984-08-30 | 1987-04-14 | Ranya L. Alexander | Moisture sensor |
US4683904A (en) * | 1984-08-30 | 1987-08-04 | Ranya L. Alexander | Moisture sensor |
JPS6440057U (da) * | 1987-09-04 | 1989-03-09 | ||
SE8404434D0 (sv) * | 1984-09-05 | 1984-09-05 | Nitto Scandinavia Ab | Anordning for indikering av vattenleckor i en vermeisolerad rorledning |
SE443928B (sv) * | 1984-09-06 | 1986-03-17 | Klas Jakobsson | Filteranordning for rening av gasformigt medium |
CA1281159C (en) * | 1985-04-26 | 1991-03-12 | James P. Sheahan | Hold down device |
CA1273822A (en) * | 1985-06-03 | 1990-09-11 | Katsutoshi Rokuta | Water content detecting device for diaper |
US4804947A (en) * | 1987-05-29 | 1989-02-14 | Geleziunas Rimas J | Water sensing apparatus |
JPH0227559U (da) * | 1988-08-11 | 1990-02-22 | ||
DE3919326A1 (de) * | 1989-06-13 | 1990-12-20 | Holzmann Philipp Ag | In einen untergrund eingebrachte schmalwand oder schlitzwand mit darin befindlicher dichtwandmasse |
US5159316A (en) * | 1990-08-03 | 1992-10-27 | Lazzara Electronics, Inc. | Capacitance change article removal alarm |
US5202667A (en) * | 1990-10-19 | 1993-04-13 | Monitoring Systems, Inc. | Electric leakage detector for underground storage tank systems |
US5121630A (en) * | 1990-12-21 | 1992-06-16 | Calvin Noel M | Material monitoring device |
DE4213070A1 (de) * | 1992-04-21 | 1993-10-28 | Ingbuero Rinne Und Partner | Verfahren und Vorrichtung zur Überwachung einer zweilagigen Abdichtung gegenüber Flüssigkeiten |
US5661405A (en) * | 1995-11-06 | 1997-08-26 | Simon; Jay S. | Elongate sensor having polymeric electrodes filled with conductive particles and having braided sleeves |
US5648724A (en) * | 1996-02-08 | 1997-07-15 | U.S. Army Corps Of Engineers As Represented By The Secretary Of The Army | Metallic time-domain reflectometry roof moisture sensor |
US5748092A (en) * | 1996-04-24 | 1998-05-05 | Arsenault; Marc J. | Ceiling tile moisture detection system |
DE19833331C2 (de) * | 1998-07-24 | 2001-02-15 | Karlsruhe Forschzent | Feuchtesensor für Schichten |
USD423973S (en) * | 1999-03-10 | 2000-05-02 | Tony Labatt | Water level sensor and alarm |
US20020192829A1 (en) * | 1999-03-22 | 2002-12-19 | Technology Innovations, Llc | Composite fiber for absorptive material with sensor |
AT4404U1 (de) * | 2000-03-16 | 2001-06-25 | Gerhard Ing Plankenauer | Verfahren und vorrichtung zur vermeidung von schäden an gebäuden, einrichtungen und dgl. |
DE102005050840B4 (de) * | 2005-10-24 | 2011-09-15 | Emz-Hanauer Gmbh & Co. Kgaa | Vorrichtung und Verfahren zur Detektion von Fluid |
US7474105B2 (en) * | 2005-12-16 | 2009-01-06 | Colorado Vnet, Llc | Soil moisture sensor systems and methods |
US20070289375A1 (en) * | 2006-06-14 | 2007-12-20 | Diba Industries, Inc. | Homogenous Fluid Level Sensing Devices |
US20100302047A1 (en) * | 2007-01-11 | 2010-12-02 | Altor Limited Lc | Integrated water detector |
US7889087B2 (en) * | 2008-10-06 | 2011-02-15 | International Business Machines Corporation | Immersion detection |
SE536618C2 (sv) * | 2010-10-22 | 2014-04-01 | Alfa Laval Corp Ab | Värmeväxlarplatta och plattvärmeväxlare |
DE102012107412B4 (de) * | 2012-08-13 | 2016-03-24 | Jaromir Remes | Aktivitätssensorik, Boden- oder Wandaufbauherstellungsverfahren sowie Aktivitätsauswerteverfahren |
TWI546520B (zh) * | 2015-03-30 | 2016-08-21 | 大同股份有限公司 | 流體偵測裝置及流體偵測方法 |
EP3222982B1 (en) | 2016-03-22 | 2019-05-08 | Watts Regulator, Inc. | Leak detector |
EP3647668B1 (en) | 2018-11-05 | 2023-05-17 | Watts Regulator Co. | Fluid discharge event detector |
DE102019214647A1 (de) * | 2019-09-25 | 2021-03-25 | Volkswagen Aktiengesellschaft | Sensorsystem zur quantitativen Messung einer Flüssigkeit, Behältnis und Kraftfahrzeug |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE579184C (de) * | 1931-04-08 | 1933-06-22 | Berthold Jenewein Dr Ing | Feuchtigkeitsanzeigevorrichtung fuer Isolierungen |
CH289738A (de) * | 1944-07-10 | 1953-03-31 | Trischberger Karl | Einrichtung zur Bestimmung des Feuchtigkeitsgehaltes von ruhendem oder bewegtem Gut. |
US2529015A (en) * | 1945-02-07 | 1950-11-07 | West Road Co Ltd | Liquid contents gauge |
US2647234A (en) * | 1951-01-19 | 1953-07-28 | Davies Lab Inc | Cloud detecting system |
GB925656A (en) * | 1958-09-12 | 1963-05-08 | Thomas Ind Automation Ltd | Improvements relating to electrical apparatus utilising capacity-influenced detecting elements |
US3078707A (en) * | 1960-05-24 | 1963-02-26 | Int Harvester Co | Thickness gage for blast furnace wall |
US3175527A (en) * | 1963-04-22 | 1965-03-30 | Sperry Rand Corp | Altitude sensing apparatus |
US3365936A (en) * | 1964-07-10 | 1968-01-30 | Lorrin W. Hubin | Moisture indicating means and method |
US3356979A (en) * | 1966-02-28 | 1967-12-05 | George J Bouyoucos | Moisture sensitive resistor |
US3389601A (en) * | 1966-06-29 | 1968-06-25 | Bell Telephone Labor Inc | Variable capacitance liquid flow gauge |
US3383863A (en) * | 1966-08-03 | 1968-05-21 | Joe R. Berry | Pond, tank and pit liner and method of detecting leaks |
-
1973
- 1973-04-02 US US00346977A patent/US3824460A/en not_active Expired - Lifetime
-
1974
- 1974-03-29 FR FR7411481A patent/FR2223693B1/fr not_active Expired
- 1974-03-30 DE DE2415640A patent/DE2415640C2/de not_active Expired
- 1974-04-01 NO NO741171A patent/NO146110C/no unknown
- 1974-04-02 GB GB1465974A patent/GB1462222A/en not_active Expired
- 1974-04-02 FI FI1012/74A patent/FI59491C/fi active
- 1974-04-02 CA CA196,655A patent/CA1052455A/en not_active Expired
- 1974-04-02 DK DK183574AA patent/DK140863B/da not_active IP Right Cessation
- 1974-04-02 SE SE7404418A patent/SE414345B/xx not_active IP Right Cessation
- 1974-04-02 IT IT49989/74A patent/IT1005915B/it active
- 1974-04-02 CH CH460074A patent/CH607034A5/xx not_active IP Right Cessation
- 1974-04-02 AU AU67455/74A patent/AU497869B2/en not_active Expired
- 1974-04-02 JP JP3671574A patent/JPS5410477B2/ja not_active Expired
- 1974-04-04 IL IL44572A patent/IL44572A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DK140863C (da) | 1980-04-28 |
FI59491C (fi) | 1981-08-10 |
IT1005915B (it) | 1976-09-30 |
DE2415640C2 (de) | 1985-10-24 |
GB1462222A (en) | 1977-01-19 |
DK140863B (da) | 1979-11-26 |
AU6745574A (en) | 1975-10-02 |
AU497869B2 (en) | 1979-01-18 |
NO741171L (no) | 1974-10-03 |
CA1052455A (en) | 1979-04-10 |
JPS5030586A (da) | 1975-03-26 |
JPS5410477B2 (da) | 1979-05-07 |
DE2415640A1 (de) | 1974-10-17 |
FR2223693A1 (da) | 1974-10-25 |
FR2223693B1 (da) | 1976-09-03 |
IL44572A (en) | 1977-07-31 |
US3824460A (en) | 1974-07-16 |
FI59491B (fi) | 1981-04-30 |
NO146110B (no) | 1982-04-19 |
IL44572A0 (en) | 1974-07-31 |
SE414345B (sv) | 1980-07-21 |
CH607034A5 (da) | 1978-11-30 |
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