IT206473Z2 - Dispositivo sensore della presenza di un liquido all interni di un con dotto - Google Patents

Dispositivo sensore della presenza di un liquido all interni di un con dotto

Info

Publication number
IT206473Z2
IT206473Z2 IT5426985U IT5426985U IT206473Z2 IT 206473 Z2 IT206473 Z2 IT 206473Z2 IT 5426985 U IT5426985 U IT 5426985U IT 5426985 U IT5426985 U IT 5426985U IT 206473 Z2 IT206473 Z2 IT 206473Z2
Authority
IT
Italy
Prior art keywords
duct
sensor device
liquid inside
liquid
sensor
Prior art date
Application number
IT5426985U
Other languages
English (en)
Other versions
IT8554269V0 (it
Inventor
Mauro Aldrovandi
Original Assignee
Hospal Dasco Spa
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 Hospal Dasco Spa filed Critical Hospal Dasco Spa
Priority to IT5426985U priority Critical patent/IT206473Z2/it
Publication of IT8554269V0 publication Critical patent/IT8554269V0/it
Priority to DE19868627669 priority patent/DE8627669U1/de
Priority to FR8616866A priority patent/FR2592164B1/fr
Application granted granted Critical
Publication of IT206473Z2 publication Critical patent/IT206473Z2/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/008—Indicating or recording presence, absence, or direction, of movement by using a window mounted in the fluid carrying tube
    • G01P13/0086—Indicating or recording presence, absence, or direction, of movement by using a window mounted in the fluid carrying tube with photo-electric detection
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
IT5426985U 1985-12-20 1985-12-20 Dispositivo sensore della presenza di un liquido all interni di un con dotto IT206473Z2 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT5426985U IT206473Z2 (it) 1985-12-20 1985-12-20 Dispositivo sensore della presenza di un liquido all interni di un con dotto
DE19868627669 DE8627669U1 (it) 1985-12-20 1986-10-16
FR8616866A FR2592164B1 (fr) 1985-12-20 1986-11-28 Dispositif de detection de la presence d'un liquide a l'in terieur d'un conduit.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5426985U IT206473Z2 (it) 1985-12-20 1985-12-20 Dispositivo sensore della presenza di un liquido all interni di un con dotto

Publications (2)

Publication Number Publication Date
IT8554269V0 IT8554269V0 (it) 1985-12-20
IT206473Z2 true IT206473Z2 (it) 1987-08-10

Family

ID=11287105

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5426985U IT206473Z2 (it) 1985-12-20 1985-12-20 Dispositivo sensore della presenza di un liquido all interni di un con dotto

Country Status (3)

Country Link
DE (1) DE8627669U1 (it)
FR (1) FR2592164B1 (it)
IT (1) IT206473Z2 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2619445B1 (fr) * 1987-08-10 1992-04-03 Automatisme Production Sa Dispositif de detection de niveau pour tube de niveau a paroi translucide
DE3910250A1 (de) * 1989-03-30 1990-10-11 Fresenius Ag Fotoelektrische ueberwachungsanordnung fuer schlauchleitungen in der medizintechnik
DE4028881A1 (de) * 1990-09-12 1992-03-19 Rheinhuette Gmbh & Co Verfahren und einrichtung zum schutz einer foerdereinrichtung von trockenlauf
FR2673294B1 (fr) * 1991-02-22 1994-12-09 Hospal Ind Detecteur d'ecoulement d'un liquide dans un recipient.
EP3839446B1 (de) 2019-12-16 2024-03-13 Andreas Stihl AG & Co. KG Optischer betriebsflüssigkeitsdetektor zur optischen detektion von betriebsflüssigkeit für ein handgeführtes garten-, forst- und/oder baubearbeitungsgerät und handgeführtes garten-, forst- und/oder baubearbeitungsgerät

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119532B (de) * 1958-05-30 1961-12-14 Helmut Schulz Verfahren und Vorrichtung zur Standmessung in Glasrohren mittels Fotozelle
DE2818264A1 (de) * 1977-04-29 1978-11-16 Temelec Ag Stans Einrichtung zum ueberwachen des kontinuierlichen durchflusses einer fluessigkeit durch einen transparenten schlauch

Also Published As

Publication number Publication date
IT8554269V0 (it) 1985-12-20
FR2592164A1 (fr) 1987-06-26
DE8627669U1 (it) 1986-12-04
FR2592164B1 (fr) 1992-10-30

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