CH425552A - Liquid detector - Google Patents

Liquid detector

Info

Publication number
CH425552A
CH425552A CH1416964A CH1416964A CH425552A CH 425552 A CH425552 A CH 425552A CH 1416964 A CH1416964 A CH 1416964A CH 1416964 A CH1416964 A CH 1416964A CH 425552 A CH425552 A CH 425552A
Authority
CH
Switzerland
Prior art keywords
liquid detector
detector
liquid
Prior art date
Application number
CH1416964A
Other languages
German (de)
Inventor
Schoellkopf Hermann
Original Assignee
Ironflex Ag
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 by Ironflex Ag filed Critical Ironflex Ag
Publication of CH425552A publication Critical patent/CH425552A/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00Component parts, details or accessories for large containers
    • B65D90/48Arrangements of indicating or measuring devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22Indicating 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
    • G01F23/28Indicating 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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284Electromagnetic waves
    • G01F23/292Light, e.g. infrared or ultraviolet
    • G01F23/2921Light, e.g. infrared or ultraviolet for discrete levels
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0091Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means
    • G01L9/0097Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means using photoelectric means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/38Investigating fluid-tightness of structures by using light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Optical Measuring Cells (AREA)
CH1416964A 1963-12-05 1964-11-02 Liquid detector CH425552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT975163 1963-12-05

Publications (1)

Publication Number Publication Date
CH425552A true CH425552A (en) 1966-11-30

Family

ID=3616937

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1416964A CH425552A (en) 1963-12-05 1964-11-02 Liquid detector

Country Status (5)

Country Link
BE (1) BE656509A (en)
CH (1) CH425552A (en)
DE (1) DE1235191B (en)
GB (1) GB1051462A (en)
NL (1) NL6413955A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1207983A (en) * 1967-03-06 1970-10-07 Lucas Industries Ltd Remote indicator of the specific gravity of a liquid
AT324018B (en) * 1973-05-22 1975-08-11 Hectronic Ag PROBE FOR DETERMINING GAS GASES IN A LIQUID
CH652183A5 (en) * 1981-08-24 1985-10-31 Matkemi Ag DEVICE WITH AN INTERIOR FOR A FLUID AND SEALANT AND USE OF THE DEVICE.
WO1987001025A1 (en) * 1984-04-10 1987-02-26 Bio-Flow, Inc. Monitor for liquid level and urine flow
WO1986007446A1 (en) * 1985-06-07 1986-12-18 Benno Perren Optical liquid detector
GB2186980B (en) * 1986-02-20 1989-11-08 David James Morris Liquid flow detector
DE4329102C2 (en) * 1993-08-30 1997-10-16 Daimler Benz Ag Device for measuring the change in density of gases
ES2546906T3 (en) 2011-07-11 2015-09-29 Abb Technology Ag Optical sensor structure for the detection of water or oil leaks inside a conservator that has a chamber or membrane
DE102019208563A1 (en) 2019-06-12 2020-12-17 Volkswagen Aktiengesellschaft Optical liquid sensor and method for optical detection of liquids

Also Published As

Publication number Publication date
NL6413955A (en) 1965-06-07
GB1051462A (en) 1966-12-14
BE656509A (en) 1965-04-01
DE1235191B (en) 1967-02-23

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