FR2451023A1 - Indicateur de niveau de liquide optique, en particulier pour appareils menagers - Google Patents

Indicateur de niveau de liquide optique, en particulier pour appareils menagers

Info

Publication number
FR2451023A1
FR2451023A1 FR8003607A FR8003607A FR2451023A1 FR 2451023 A1 FR2451023 A1 FR 2451023A1 FR 8003607 A FR8003607 A FR 8003607A FR 8003607 A FR8003607 A FR 8003607A FR 2451023 A1 FR2451023 A1 FR 2451023A1
Authority
FR
France
Prior art keywords
liq
visual
colour
bar
added
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.)
Withdrawn
Application number
FR8003607A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2451023A1 publication Critical patent/FR2451023A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/087—Water level measuring or regulating devices
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Detergent Compositions (AREA)

Abstract

INDICATEUR DE NIVEAU DE LIQUIDE OPTIQUE, EN PARTICULIER POUR APPAREILS MENAGERS TELS QUE LAVE-VAISSELLE ET MACHINES A LAVER, COMPORTANT UN BARREAU OPTIQUE QUI FAIT SAILLIE A PARTIR DU HAUT DANS UN RESERVOIR A LIQUIDE ET COMPORTE, DANS SA SECTION D'EXTREMITE SUPERIEURE, UNE SURFACE D'INCIDENCE DE LUMIERE ET, DANS SA SECTION D'EXTREMITE INFERIEURE, UNE SURFACE REFLECHISSANT LA LUMIERE QUAND IL N'EST PAS IMMERGE DANS LE LIQUIDE. LE BARREAU TRANSPARENT 12 EN SOI CONNU PRESENTE UNE COLORATION PROPRE.
FR8003607A 1979-03-06 1980-02-19 Indicateur de niveau de liquide optique, en particulier pour appareils menagers Withdrawn FR2451023A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2908619 1979-03-06

Publications (1)

Publication Number Publication Date
FR2451023A1 true FR2451023A1 (fr) 1980-10-03

Family

ID=6064584

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8003607A Withdrawn FR2451023A1 (fr) 1979-03-06 1980-02-19 Indicateur de niveau de liquide optique, en particulier pour appareils menagers

Country Status (2)

Country Link
FR (1) FR2451023A1 (fr)
IT (1) IT8020271A0 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001026533A1 (fr) * 1999-10-13 2001-04-19 Eltek S.P.A. Distributeur de produit de lavage pour machine a laver domestique, notamment un lave-vaisselle
EP2418315A3 (fr) * 2010-07-29 2016-07-06 BSH Hausgeräte GmbH Appareil ménager doté d'un capteur de niveau de remplissage et procédé de détermination d'un paramètre d'état dans un appareil ménager

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001026533A1 (fr) * 1999-10-13 2001-04-19 Eltek S.P.A. Distributeur de produit de lavage pour machine a laver domestique, notamment un lave-vaisselle
EP2418315A3 (fr) * 2010-07-29 2016-07-06 BSH Hausgeräte GmbH Appareil ménager doté d'un capteur de niveau de remplissage et procédé de détermination d'un paramètre d'état dans un appareil ménager

Also Published As

Publication number Publication date
IT8020271A0 (it) 1980-02-29

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Legal Events

Date Code Title Description
ST Notification of lapse