JPS57501044A - - Google Patents

Info

Publication number
JPS57501044A
JPS57501044A JP56501827A JP50182781A JPS57501044A JP S57501044 A JPS57501044 A JP S57501044A JP 56501827 A JP56501827 A JP 56501827A JP 50182781 A JP50182781 A JP 50182781A JP S57501044 A JPS57501044 A JP S57501044A
Authority
JP
Japan
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.)
Pending
Application number
JP56501827A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS57501044A publication Critical patent/JPS57501044A/ja
Pending legal-status Critical Current

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
    • G01F23/26—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
    • G01F23/268—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 mounting arrangements of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • External Artificial Organs (AREA)
JP56501827A 1980-05-21 1981-05-21 Pending JPS57501044A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8002951A NL8002951A (nl) 1980-05-21 1980-05-21 Capacitieve meetinrichting.

Publications (1)

Publication Number Publication Date
JPS57501044A true JPS57501044A (ja) 1982-06-10

Family

ID=19835340

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56501827A Pending JPS57501044A (ja) 1980-05-21 1981-05-21

Country Status (7)

Country Link
EP (1) EP0040888B1 (ja)
JP (1) JPS57501044A (ja)
DE (1) DE3169798D1 (ja)
DK (1) DK23582A (ja)
NL (1) NL8002951A (ja)
NO (1) NO820174L (ja)
WO (1) WO1982000517A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852520A (ja) * 1981-09-25 1983-03-28 Tatsuno:Kk 液量測定装置
NO156305C (no) * 1982-09-17 1987-08-26 Tanksystem As Anordning for registrering av nivaa, overgangssoner og temperatur.
GB2142145A (en) * 1983-04-27 1985-01-09 Electronic Components Ltd Liquid level sensing apparatus
CH682845A5 (de) * 1991-10-15 1993-11-30 Hectronic Ag Kapazitive Niveaumess-Sonde sowie deren Verwendung.
NL9500217A (nl) * 1995-02-06 1996-09-02 Meridian Instr Bv Capacitieve meetinrichting.
CN1122824C (zh) * 1999-06-08 2003-10-01 赵明旭 自校准式电容液位计
DE102007037364A1 (de) * 2007-08-08 2009-02-12 Robert Bosch Gmbh Flüssigkeitssensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511252A (ja) *
US2955466A (en) * 1955-12-01 1960-10-11 Robertshaw Fulton Controls Co Test probe
US3367183A (en) * 1964-05-19 1968-02-06 Pyrofax Gas Corp Apparatus for measuring liquid levels
US3958159A (en) * 1972-11-27 1976-05-18 Rauchwerger George P Capacitance probe and system for precision measurement of liquid level
DE2744864B2 (de) * 1977-10-05 1979-10-18 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Vorrichtung zur Befestigung einer Sonde in einer öffnung eines Behälters
US4208909A (en) * 1978-11-24 1980-06-24 Drexelbrook Controls, Inc. Admittance sensing probe having multiple sensing elements
GB2043256A (en) * 1979-02-22 1980-10-01 Bosch Gmbh Robert Rotation sensor

Also Published As

Publication number Publication date
DK23582A (da) 1982-01-22
EP0040888A1 (en) 1981-12-02
WO1982000517A1 (en) 1982-02-18
NO820174L (no) 1982-01-21
NL8002951A (nl) 1981-12-16
DE3169798D1 (en) 1985-05-15
EP0040888B1 (en) 1985-04-10

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