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IT1398785B1 - Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati - Google Patents

Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati

Info

Publication number
IT1398785B1
IT1398785B1 ITTO2009A000902A ITTO20090902A IT1398785B1 IT 1398785 B1 IT1398785 B1 IT 1398785B1 IT TO2009A000902 A ITTO2009A000902 A IT TO2009A000902A IT TO20090902 A ITTO20090902 A IT TO20090902A IT 1398785 B1 IT1398785 B1 IT 1398785B1
Authority
IT
Italy
Prior art keywords
container
lens
detect
liquid level
optical sensor
Prior art date
Application number
ITTO2009A000902A
Other languages
English (en)
Inventor
Alessio Chianura
Klemen Dobravec
Domenico Pietrafesa
Sergio Giordano
Original Assignee
Illinois Tool Works
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
Priority claimed from IT000606A external-priority patent/ITTO20090606A1/it
Application filed by Illinois Tool Works filed Critical Illinois Tool Works
Priority to ITTO2009A000902A priority Critical patent/IT1398785B1/it
Priority to TR2012/01135T priority patent/TR201201135T1/xx
Priority to DE112010002873.7T priority patent/DE112010002873B4/de
Priority to CN201080042732.7A priority patent/CN102695945B/zh
Priority to US13/388,756 priority patent/US8994812B2/en
Priority to PCT/IB2010/001922 priority patent/WO2011015934A1/en
Priority to KR1020127002967A priority patent/KR101767163B1/ko
Publication of ITTO20090902A1 publication Critical patent/ITTO20090902A1/it
Application granted granted Critical
Publication of IT1398785B1 publication Critical patent/IT1398785B1/it

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
    • 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
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0085—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with both a detector and a source
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/02—Catoptric systems, e.g. image erecting and reversing system
    • G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
    • G02B17/0668—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror having non-imaging properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0019—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors)

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Washing And Drying Of Tableware (AREA)
ITTO2009A000902A 2009-08-04 2009-11-23 Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati IT1398785B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
ITTO2009A000902A IT1398785B1 (it) 2009-08-04 2009-11-23 Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati
TR2012/01135T TR201201135T1 (tr) 2009-08-04 2010-08-02 Bir kap, özellikle ev tipi bir elektrikli alet için ayrılabilir bir kap içindeki sıvı seviyesinin algılanması için optik sensör ve bağlantılı mercek ve usul.
DE112010002873.7T DE112010002873B4 (de) 2009-08-04 2010-08-03 Optischer Sensor zum Erfassen des Flüssigkeitsniveaus in einem Behälter, insbesondere für einen lösbaren Behälter für ein elektrisches Haushaltsgerät, sowie eine zugeordnete Linse und Verfahren
CN201080042732.7A CN102695945B (zh) 2009-08-04 2010-08-03 用于检测容器内液位的光学感测器和相关透镜及方法
US13/388,756 US8994812B2 (en) 2009-08-04 2010-08-03 Optical sensor for detecting the liquid level in a container, in particular for a removable container for an electric household appliance and associated lens and method
PCT/IB2010/001922 WO2011015934A1 (en) 2009-08-04 2010-08-03 Optical sensor for detecting the liquid level in a container, in particular for a removable container for an electric household appliance and associated lens and method
KR1020127002967A KR101767163B1 (ko) 2009-08-04 2010-08-03 용기, 특히 가전 기기를 위한 탈착가능한 용기 내의 액체 레벨을 검출하기 위한 광학 센서, 및 관련 렌즈와 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000606A ITTO20090606A1 (it) 2009-08-04 2009-08-04 Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati
ITTO2009A000902A IT1398785B1 (it) 2009-08-04 2009-11-23 Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati

Publications (2)

Publication Number Publication Date
ITTO20090902A1 ITTO20090902A1 (it) 2011-02-05
IT1398785B1 true IT1398785B1 (it) 2013-03-18

Family

ID=42989489

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2009A000902A IT1398785B1 (it) 2009-08-04 2009-11-23 Sensore ottico per rilevare il livello di liquido in un contenitore, in particolare per un contenitore asportabile per un elettrodomestico e lente e metodo associati

Country Status (7)

Country Link
US (1) US8994812B2 (it)
KR (1) KR101767163B1 (it)
CN (1) CN102695945B (it)
DE (1) DE112010002873B4 (it)
IT (1) IT1398785B1 (it)
TR (1) TR201201135T1 (it)
WO (1) WO2011015934A1 (it)

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EP2591713B1 (de) 2013-01-29 2023-02-01 V-Zug AG Haushaltgerät mit Wasserstandssensor
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DE102015224946A1 (de) * 2015-12-11 2017-06-14 BSH Hausgeräte GmbH Kombiniertes optisches Behälter- und Füllstandserkennungssystem
ITUA20161342A1 (it) * 2016-03-04 2017-09-04 Eltek Spa Dispositivo sensore per contenitori di sostanze liquide
PL4036534T3 (pl) * 2016-12-12 2024-06-24 Illinois Tool Works, Inc. Optyczny czujnik poziomu dla wyjmowanego pojemnika na środek piorący
FR3062907B1 (fr) * 2017-02-10 2021-07-02 Safran Electrical & Power Sonde optique de mesure du niveau d'un liquide dans un reservoir
US10947708B2 (en) 2018-02-28 2021-03-16 Kohler Co. Container filling faucet
US11543282B2 (en) * 2018-03-29 2023-01-03 Illinois Tool Works, Inc. Contamination resistant liquid level sensor
JP7080766B2 (ja) * 2018-08-07 2022-06-06 株式会社荏原製作所 液面検出センサと組み合わせて使用されるセンサターゲットカバー、および湿式処理装置
CN109660709B (zh) * 2019-01-15 2021-04-06 江苏东方赛光电有限公司 一种内嵌液位实时检测功能的智能摄像机使用方法
FR3096668B1 (fr) 2019-05-29 2022-07-15 Heyliot système DE GESTION DE TAUX DE REMPLISSAGE DE CONTENANTS
CN111020977A (zh) * 2019-12-06 2020-04-17 珠海格力电器股份有限公司 一种洗涤剂液位检测方法及洗衣机
FR3106657B1 (fr) * 2020-01-24 2022-03-25 Lesaffre & Cie Dispositif capteur pour mesurer le niveau de matière contenue dans un conteneur
WO2021212458A1 (en) 2020-04-24 2021-10-28 Midea Group Co., Ltd. Dehumidifier with condensate tank
IT202000013435A1 (it) * 2020-06-05 2021-12-05 Eltek Spa Dispensatore di agenti di lavaggio per lavastoviglie
US12209759B2 (en) 2021-12-22 2025-01-28 Midea Group Co., Ltd. Portable dehumidifier with remote moisture sensor
KR20230126491A (ko) 2022-02-23 2023-08-30 아주자동차대학 산학협력단 스마트키를 통한 차주 호출장치
US12196436B2 (en) 2022-03-30 2025-01-14 Midea Group Co., Ltd. Dehumidifier
CN115655414B (zh) * 2022-11-08 2025-09-19 佛山市人走茶不凉科技有限公司 一种非接触式液位检测装置

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Also Published As

Publication number Publication date
DE112010002873B4 (de) 2015-07-30
DE112010002873T5 (de) 2012-06-14
CN102695945B (zh) 2015-06-03
WO2011015934A8 (en) 2011-05-05
TR201201135T1 (tr) 2012-05-21
WO2011015934A1 (en) 2011-02-10
CN102695945A (zh) 2012-09-26
ITTO20090902A1 (it) 2011-02-05
US8994812B2 (en) 2015-03-31
KR101767163B1 (ko) 2017-08-10
US20120133759A1 (en) 2012-05-31
KR20120050994A (ko) 2012-05-21

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