DD99851A1 - - Google Patents

Info

Publication number
DD99851A1
DD99851A1 DD15962171A DD15962171A DD99851A1 DD 99851 A1 DD99851 A1 DD 99851A1 DD 15962171 A DD15962171 A DD 15962171A DD 15962171 A DD15962171 A DD 15962171A DD 99851 A1 DD99851 A1 DD 99851A1
Authority
DD
German Democratic Republic
Application number
DD15962171A
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
Priority to DD15962171A priority Critical patent/DD99851A1/xx
Priority to DE19722258611 priority patent/DE2258611A1/de
Priority to CS834372A priority patent/CS176424B1/cs
Publication of DD99851A1 publication Critical patent/DD99851A1/xx

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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
    • G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DD15962171A 1971-12-16 1971-12-16 DD99851A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DD15962171A DD99851A1 (fr) 1971-12-16 1971-12-16
DE19722258611 DE2258611A1 (de) 1971-12-16 1972-11-30 Verfahren und einrichtung zur beruehrungslosen diskontinuierlichen messung des fuellstandes von schuettguetern, insbesondere von landwirtschaftlichen guetern
CS834372A CS176424B1 (fr) 1971-12-16 1972-12-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD15962171A DD99851A1 (fr) 1971-12-16 1971-12-16

Publications (1)

Publication Number Publication Date
DD99851A1 true DD99851A1 (fr) 1973-08-20

Family

ID=5484805

Family Applications (1)

Application Number Title Priority Date Filing Date
DD15962171A DD99851A1 (fr) 1971-12-16 1971-12-16

Country Status (3)

Country Link
CS (1) CS176424B1 (fr)
DD (1) DD99851A1 (fr)
DE (1) DE2258611A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4799383A (en) * 1986-09-19 1989-01-24 Ltj Enterprises, Inc. Visual indicator
US4829820A (en) * 1987-03-31 1989-05-16 Ltj Enterprises, Inc. Visual indicator
FR2615617B1 (fr) * 1987-05-22 1992-01-17 Esswein Sa Reservoir a sel et a produits cristallises muni d'un systeme de surveillance de niveau de produit
GB8729038D0 (en) * 1987-12-11 1988-01-27 Honeywell Control Syst Liquid level sensor
DE4232198C2 (de) * 1991-09-25 2001-12-13 Honda Motor Co Ltd Anzeigevorrichtung für den Füllungsgrad des Grasfangkorbes eines Rasenmähers
JP3037794B2 (ja) * 1991-09-25 2000-05-08 本田技研工業株式会社 刈取り機のグラスバッグ満杯検出装置
DE4305924C2 (de) * 1993-02-26 2002-08-14 Hahn Schickard Ges Vorrichtung zur Detektion der Überfüllung eines Überlaufkanals für Flüssigkeiten

Also Published As

Publication number Publication date
DE2258611A1 (de) 1973-06-20
CS176424B1 (fr) 1977-06-30

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