FR2501860B1 - Indicateur de niveau electrothermique et procede pour sa production - Google Patents
Indicateur de niveau electrothermique et procede pour sa productionInfo
- Publication number
- FR2501860B1 FR2501860B1 FR8204050A FR8204050A FR2501860B1 FR 2501860 B1 FR2501860 B1 FR 2501860B1 FR 8204050 A FR8204050 A FR 8204050A FR 8204050 A FR8204050 A FR 8204050A FR 2501860 B1 FR2501860 B1 FR 2501860B1
- Authority
- FR
- France
- Prior art keywords
- production
- level indicator
- electrothermal
- electrothermal level
- indicator
- 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
Links
Classifications
-
- 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
- G01F23/24—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 resistance of resistors due to contact with conductor fluid
- G01F23/246—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 resistance of resistors due to contact with conductor fluid thermal devices
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Level Indicators Using A Float (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3108969A DE3108969C2 (de) | 1981-03-10 | 1981-03-10 | Elektrothermische Füllstandsanzeigevorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2501860A1 FR2501860A1 (fr) | 1982-09-17 |
FR2501860B1 true FR2501860B1 (fr) | 1986-04-11 |
Family
ID=6126767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8204050A Expired FR2501860B1 (fr) | 1981-03-10 | 1982-03-10 | Indicateur de niveau electrothermique et procede pour sa production |
Country Status (5)
Country | Link |
---|---|
US (1) | US4567762A (fr) |
JP (1) | JPS57161508A (fr) |
DE (1) | DE3108969C2 (fr) |
FR (1) | FR2501860B1 (fr) |
GB (1) | GB2094983B (fr) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2937042A1 (de) * | 1979-09-13 | 1981-04-02 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Fluessigkeitsstand-messeinrichtung |
DE3108969C2 (de) * | 1981-03-10 | 1986-01-09 | Draloric Electronic GmbH, 8672 Selb | Elektrothermische Füllstandsanzeigevorrichtung |
DE3314901A1 (de) * | 1983-04-25 | 1984-10-25 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zur elektrischen fuellstandsmessung einer fluessigkeit in einem behaelter, insbesondere einem fahrzeugtank |
US4529958A (en) * | 1983-05-02 | 1985-07-16 | Dale Electronics, Inc. | Electrical resistor |
DE3321562A1 (de) * | 1983-06-15 | 1984-12-20 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zum elektrischen messen eines fluessigkeitsniveaus |
DE3321559A1 (de) * | 1983-06-15 | 1984-12-20 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zum elektrischen messen eines fluessigkeitsniveaus |
DE3322906A1 (de) * | 1983-06-25 | 1985-03-14 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Behaelter mit einer einrichtung zum elektrischen messen des niveaus einer in ihm enthaltenden fluessigkeit |
FR2552223B1 (fr) * | 1983-09-21 | 1987-10-30 | Jaeger | Perfectionnements aux sondes de mesure de niveau |
DE3339325A1 (de) * | 1983-10-29 | 1985-05-09 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zum elektrischen messen eines fluessigkeitsniveaus |
GB2161327A (en) * | 1984-07-03 | 1986-01-08 | Dale Electronics | Laser trimmed plate resistor |
FR2573866B1 (fr) * | 1984-11-27 | 1989-02-17 | Veglia E D | Sonde de mesure du niveau d'un liquide |
FR2586105B1 (fr) * | 1985-08-06 | 1990-08-31 | Veglia | Circuit conducteur et procede de fabrication de ce circuit |
DE3542455A1 (de) * | 1985-11-30 | 1987-06-04 | Vdo Schindling | Elektrischer fuellstandsgeber |
US4724705A (en) * | 1986-03-31 | 1988-02-16 | Stant Inc. | Fuel gauge |
US5167153A (en) * | 1986-04-23 | 1992-12-01 | Fluid Components, Inc. | Method of measuring physical phenomena using a distributed RTD |
US5142909A (en) * | 1986-09-29 | 1992-09-01 | Baughman James S | Material level indicator |
US4730491A (en) * | 1986-09-29 | 1988-03-15 | Lew Hyok S | Magnetically activated multiple switch level detector |
WO1989003021A1 (fr) * | 1987-10-02 | 1989-04-06 | Matsushita Electric Industrial Co., Ltd. | Jauge de carburant sensible a la chaleur |
DE3733858A1 (de) * | 1987-10-07 | 1989-04-27 | Vdo Schindling | Einrichtung zum erfassen der fuellstandshoehe in fluessigkeitsbehaeltern |
DE3806899A1 (de) * | 1988-03-03 | 1989-09-14 | Schering Ag | Ueberwachungssystem fuer das befuellen von behaeltern |
US4827769A (en) * | 1988-09-16 | 1989-05-09 | Hamilton Standard Controls, Inc. | Fuel level sensor with buried conductor |
DE3937783A1 (de) * | 1989-11-14 | 1991-05-16 | Deutsche Forsch Luft Raumfahrt | Sensor zur ermittlung der massenstromdichtegemittelten temperatur |
US5438866A (en) * | 1990-06-25 | 1995-08-08 | Fluid Components, Inc. | Method of making average mass flow velocity measurements employing a heated extended resistance temperature sensor |
DE4026225A1 (de) * | 1990-08-18 | 1992-02-20 | Bosch Gmbh Robert | Schichttraeger |
US5064476A (en) * | 1990-09-17 | 1991-11-12 | Recine Sr Leonard J | Thermoelectric cooler and fabrication method |
US5138881A (en) * | 1991-02-13 | 1992-08-18 | Spectrol Electronics Corp. | Liquid level sensor including conductive plastic technology |
US5129261A (en) * | 1991-02-20 | 1992-07-14 | Spectrol Electronics Corporation | Three wire potentiometric liquid level sensor |
US5291782A (en) * | 1993-02-16 | 1994-03-08 | Taylor Howard E | Eddy current position sensor |
DE19610154A1 (de) * | 1996-03-15 | 1997-09-18 | Vdo Schindling | Tankanzeige und Verfahren zur Ermittlung des Restvolumens in einem Tank |
US5927350A (en) * | 1997-03-06 | 1999-07-27 | Customized Transportation Inc. | System for preventing spillage from containers during filling thereof |
AU6545998A (en) * | 1997-06-27 | 1999-01-19 | Motorola, Inc. | Apparatus for detecting a level of a liquid |
US6269695B1 (en) * | 1998-03-05 | 2001-08-07 | Nartron Corporation | Analog liquid level sensor |
DE19858695B4 (de) * | 1998-12-18 | 2005-12-22 | Siemens Ag | Füllstandssensor |
US6098457A (en) * | 1999-01-18 | 2000-08-08 | Cts Corporation | Fluid level detector using thermoresistive sensor |
DE19905559C1 (de) * | 1999-02-11 | 2000-08-10 | Mannesmann Vdo Ag | Füllstandssensor |
DE10040739B8 (de) * | 2000-08-17 | 2012-09-06 | Continental Automotive Gmbh | Sensor zur Bestimmung des Niveaus und der Temperatur einer Flüssigkeit |
US8047073B2 (en) * | 2007-05-14 | 2011-11-01 | Samsung Sdi Co., Ltd. | Capacitive liquid level detector for direct methanol fuel cell systems |
US7997132B2 (en) * | 2008-06-09 | 2011-08-16 | Rochester Gauges, Inc. | Capacitive sensor assembly for determining relative position |
US7963164B2 (en) * | 2008-06-09 | 2011-06-21 | Rochester Gauges, Inc. | Capacitive sensor assembly for determining level of fluent materials |
US8549910B2 (en) * | 2010-01-07 | 2013-10-08 | Federal-Mogul Corporation | Fuel system electro-static potential differential level sensor element and hardware/software configuration |
CN102928046B (zh) * | 2012-10-24 | 2015-05-27 | 浙江无限新能源股份有限公司 | 无级式水位传感器 |
PL3505877T3 (pl) * | 2016-04-21 | 2021-04-06 | Hewlett-Packard Development Company, L.P. | Wykrywanie poziomu atramentu |
DE102016119057A1 (de) * | 2016-10-07 | 2018-04-12 | Balluff Gmbh | Sensorelement für einen kapazitiven Sensor und Verfahren zur Herstellung des Sensorelements und des Sensors |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1532871A (en) * | 1920-12-01 | 1925-04-07 | Bloch Franz George | Level-indicating device |
US1667612A (en) * | 1922-09-22 | 1928-04-24 | Bailey Meter Co | Flow meter and the like |
US1942241A (en) * | 1930-01-27 | 1934-01-02 | Westinghouse Electric & Mfg Co | Liquid level controlling means |
US2456617A (en) * | 1943-07-30 | 1948-12-21 | Lyndon W Burch | Liquid level indicator |
US2468676A (en) * | 1945-04-20 | 1949-04-26 | Premier Crystal Lab Inc | Level indicating device for fluent materials |
US2612047A (en) * | 1949-02-10 | 1952-09-30 | Anemostat Corp America | Probe device for fluid condition measuring apparatus |
US2894390A (en) * | 1954-08-20 | 1959-07-14 | Honeywell Regulator Co | Liquid level sensing means |
FR1349325A (fr) * | 1962-12-03 | 1964-01-17 | Procédé de mesure de niveau par dissipation | |
US3246276A (en) * | 1963-04-03 | 1966-04-12 | Gen Services Company | Liquid rheostat |
DE1498404B2 (de) * | 1965-05-17 | 1973-05-30 | Ott, Albert, Dipl Ing , 6201 Aurin gen | Kapazitiver messumformer zur niveauhoehenmessung |
GB1149607A (en) * | 1967-01-26 | 1969-04-23 | Danfoss As | Liquid-level measuring equipment |
JPS4416796Y1 (fr) * | 1967-01-27 | 1969-07-19 | ||
US3479875A (en) * | 1968-02-20 | 1969-11-25 | Gen Motors Corp | Thermistor liquid level sensor and method for making same |
US3511090A (en) * | 1968-06-25 | 1970-05-12 | Metritape | Fluent material level sensor |
US3529472A (en) * | 1968-12-05 | 1970-09-22 | Gen Motors Corp | Float-operated thermistor tank level sender |
JPS4960761A (fr) * | 1972-10-12 | 1974-06-12 | ||
JPS5188058A (fr) * | 1975-01-31 | 1976-08-02 | ||
US4129848A (en) * | 1975-09-03 | 1978-12-12 | Raytheon Company | Platinum film resistor device |
DE2700229A1 (de) * | 1977-01-05 | 1978-07-13 | Vdo Schindling | Fuellstandsmesseinrichtung |
US4226899A (en) * | 1978-08-21 | 1980-10-07 | General Dynamics Corporation Electronics Division | Method for fabricating controlled TCR thin film resistors |
US4299126A (en) * | 1978-09-26 | 1981-11-10 | Siemens Aktiengesellschaft | Device for measuring the level of a liquid in a container |
DE2937042A1 (de) * | 1979-09-13 | 1981-04-02 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Fluessigkeitsstand-messeinrichtung |
GB2061002B (en) * | 1979-10-11 | 1983-10-19 | Matsushita Electric Ind Co Ltd | Method for making a carbide thin film thermistor |
US4345235A (en) * | 1980-09-12 | 1982-08-17 | Spectrol Electronics Corporation | Variable resistance device having a resistance element with laser cuts |
US4382246A (en) * | 1980-09-25 | 1983-05-03 | Crafon Medical Ab | Apparatus for measuring temperature |
DE3108969C2 (de) * | 1981-03-10 | 1986-01-09 | Draloric Electronic GmbH, 8672 Selb | Elektrothermische Füllstandsanzeigevorrichtung |
-
1981
- 1981-03-10 DE DE3108969A patent/DE3108969C2/de not_active Expired
-
1982
- 1982-02-19 US US06/350,178 patent/US4567762A/en not_active Expired - Fee Related
- 1982-03-05 GB GB8206617A patent/GB2094983B/en not_active Expired
- 1982-03-08 JP JP57035268A patent/JPS57161508A/ja active Pending
- 1982-03-10 FR FR8204050A patent/FR2501860B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57161508A (en) | 1982-10-05 |
FR2501860A1 (fr) | 1982-09-17 |
US4567762A (en) | 1986-02-04 |
GB2094983B (en) | 1984-11-14 |
DE3108969A1 (de) | 1982-09-30 |
GB2094983A (en) | 1982-09-22 |
DE3108969C2 (de) | 1986-01-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |