FR2490813A1 - Capteur de niveau a piste resistive - Google Patents
Capteur de niveau a piste resistive Download PDFInfo
- Publication number
- FR2490813A1 FR2490813A1 FR8020487A FR8020487A FR2490813A1 FR 2490813 A1 FR2490813 A1 FR 2490813A1 FR 8020487 A FR8020487 A FR 8020487A FR 8020487 A FR8020487 A FR 8020487A FR 2490813 A1 FR2490813 A1 FR 2490813A1
- Authority
- FR
- France
- Prior art keywords
- resistive
- fluid
- fluid level
- level sensor
- resistive track
- 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
Links
- 238000005406 washing Methods 0.000 title abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 3
- 239000010439 graphite Substances 0.000 claims abstract description 3
- 239000012530 fluid Substances 0.000 claims description 51
- 239000011324 bead Substances 0.000 claims description 2
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 4
- 229910052790 beryllium Inorganic materials 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- G01F23/14—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 measurement of pressure
- G01F23/18—Indicating, recording or alarm devices actuated electrically
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020487A FR2490813A1 (fr) | 1980-09-24 | 1980-09-24 | Capteur de niveau a piste resistive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020487A FR2490813A1 (fr) | 1980-09-24 | 1980-09-24 | Capteur de niveau a piste resistive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2490813A1 true FR2490813A1 (fr) | 1982-03-26 |
| FR2490813B3 FR2490813B3 (Direct) | 1983-07-18 |
Family
ID=9246245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8020487A Granted FR2490813A1 (fr) | 1980-09-24 | 1980-09-24 | Capteur de niveau a piste resistive |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2490813A1 (Direct) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009123652A1 (en) * | 2008-04-04 | 2009-10-08 | Osborne Industries, Inc. | Device and method for measuring material level in bin |
| US9360360B2 (en) | 2012-12-06 | 2016-06-07 | Osborne Industries Inc. | System for measuring level of dry bulk material in container |
-
1980
- 1980-09-24 FR FR8020487A patent/FR2490813A1/fr active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009123652A1 (en) * | 2008-04-04 | 2009-10-08 | Osborne Industries, Inc. | Device and method for measuring material level in bin |
| US8531304B2 (en) | 2008-04-04 | 2013-09-10 | Osborne Industries Inc. | Device and method for measuring material level in bin using flexible resistant members |
| US9360360B2 (en) | 2012-12-06 | 2016-06-07 | Osborne Industries Inc. | System for measuring level of dry bulk material in container |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2490813B3 (Direct) | 1983-07-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2845471A1 (fr) | Thermometre medical electronique a lecture rapide | |
| FR2811079A1 (fr) | Capteur pour detecter la temperature d'un fluide | |
| FR2462837A1 (fr) | Transducteur ultrasonore | |
| FR2810399A1 (fr) | Dispositif de mesure de temperature pour fluide circulant dans un tube | |
| FR2613304A1 (fr) | Reservoir pour systeme de freinage hydraulique | |
| FR2573202A1 (fr) | Appareil de mesure pour integrer le temps de fonctionnement d'un separateur d'eau | |
| EP0042775B1 (fr) | Détecteur de niveau de liquide, en particulier pour déterminer le niveau de carburant dans un réservoir de véhicule | |
| FR2490813A1 (fr) | Capteur de niveau a piste resistive | |
| FR2631117A1 (fr) | Dispositif perfectionne de mesure de temperature avec contact d'alerte | |
| FR2882434A3 (fr) | Capteur inductif de pression, plus particulierement pour des appareils electromenagers, des chaudieres et autres | |
| EP0209458B1 (fr) | Capteur de niveau de liquide électriquement isolant | |
| FR2901422A1 (fr) | Module electronique destine a etre integre dans un pneumatique, dispositif comprenant un tel module, pneumatique muni d'un tel dispositif et procede d'obtention d'un tel dispositif | |
| FR2470367A1 (Direct) | ||
| MC788A1 (fr) | Pistolet pour le lavage de surfaces telles que vitres, glaces, etc.... | |
| FR2777410A1 (fr) | Dispositif formant thermoplongeur pouvant etre utilise notamment dans un radiateur de chauffage a circulation d'eau | |
| FR2794236A1 (fr) | Dispositif permettant de connaitre la position et de mesurer les deplacements du piston ou de la tige de piston dans la chambre d'un verin du type comprenant un capteur potentiometrique rectiligne lineaire | |
| FR2502775A1 (fr) | Reservoir avec dispositif de detection du niveau du liquide | |
| FR2511189A1 (fr) | Relais electromagnetique | |
| FR2704559A1 (fr) | Dispositif d'élimination du tartre pour l'amélioration de la sécurité des récipients servant à chauffer de l'eau. | |
| FR2479457A1 (fr) | Sonde pour le controle de liquides | |
| EP0239459B1 (fr) | Capteur gainé de température | |
| FR2752053A1 (fr) | Sonde de mesure capacitive du niveau de liquide dans un reservoir | |
| FR2772913A1 (fr) | Capteur de mesure d'une grandeur physique | |
| EP0375541B1 (fr) | Dispositif de mesure du niveau de liquide contenu dans un réservoir de hauteur importante | |
| FR2746916A1 (fr) | Capteur de niveau de liquide, notamment pour une installation de refroidissement du moteur thermique d'un vehicule automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |