ES380614A1 - Un dispositivo detector de nivel de liquidos. - Google Patents
Un dispositivo detector de nivel de liquidos.Info
- Publication number
- ES380614A1 ES380614A1 ES380614A ES380614A ES380614A1 ES 380614 A1 ES380614 A1 ES 380614A1 ES 380614 A ES380614 A ES 380614A ES 380614 A ES380614 A ES 380614A ES 380614 A1 ES380614 A1 ES 380614A1
- Authority
- ES
- Spain
- Prior art keywords
- tank
- oscillator
- output
- magnitude
- coolant
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- 238000001514 detection method Methods 0.000 abstract 3
- 239000002826 coolant Substances 0.000 abstract 2
- 238000001816 cooling Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 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
- G01F23/22—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
- G01F23/241—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 for discrete levels
- G01F23/243—Schematic arrangements of probes combined with measuring circuits
- G01F23/244—Schematic arrangements of probes combined with measuring circuits comprising oscillating circuits
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2960969A GB1287148A (en) | 1969-06-11 | 1969-06-11 | Improvements in or relating to water level detectors |
Publications (1)
Publication Number | Publication Date |
---|---|
ES380614A1 true ES380614A1 (es) | 1973-04-01 |
Family
ID=10294262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES380614A Expired ES380614A1 (es) | 1969-06-11 | 1973-01-20 | Un dispositivo detector de nivel de liquidos. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2028833C3 (es) |
ES (1) | ES380614A1 (es) |
FR (1) | FR2045992B1 (es) |
GB (1) | GB1287148A (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2169082A (en) * | 1984-12-13 | 1986-07-02 | Lin Shang Jing | High frequency electrode type low-level alarm for drip-feed injection |
US4736638A (en) * | 1985-12-20 | 1988-04-12 | Beckman Instruments, Inc. | Liquid level sensor |
US4912976A (en) * | 1987-06-26 | 1990-04-03 | Beckman Instruments, Inc. | Liquid level sensing apparatus |
US4913987A (en) * | 1988-09-20 | 1990-04-03 | Dattilo Donald P | Universal electrolyte level indicator for wet cell batteries |
DE3902107A1 (de) * | 1989-01-25 | 1990-08-02 | Kessler Franz | Kapazitive fuellstands- und niveaumesseinrichtung |
US5027075A (en) * | 1989-09-18 | 1991-06-25 | Nova Biomedical Corporation | Apparatus for determination of probe contact with a liquid surface |
US5550059A (en) * | 1994-02-23 | 1996-08-27 | Bayer Corporation | Fluid sensing pipette |
DE10007188A1 (de) * | 2000-02-17 | 2001-08-23 | Endress Hauser Gmbh Co | Vorrichtung zur Bestimmung des Füllstandes eines Mediums in einem Behälter |
DE102006029606B4 (de) * | 2006-06-26 | 2011-02-24 | Miele & Cie. Kg | Füllstandssensoreinrichtung für einen Vorratsbehälter mit einem Auslauf zur Bevorratung eines elektrisch leitfähigen Fluids eines Haushaltsgeräts |
-
1969
- 1969-06-11 GB GB2960969A patent/GB1287148A/en not_active Expired
-
1970
- 1970-06-11 FR FR7021466A patent/FR2045992B1/fr not_active Expired
- 1970-06-11 DE DE19702028833 patent/DE2028833C3/de not_active Expired
-
1973
- 1973-01-20 ES ES380614A patent/ES380614A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2045992B1 (es) | 1974-09-06 |
DE2028833A1 (de) | 1971-02-04 |
GB1287148A (en) | 1972-08-31 |
FR2045992A1 (es) | 1971-03-05 |
DE2028833B2 (de) | 1979-04-26 |
DE2028833C3 (de) | 1979-12-13 |
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