ITTO20020601A0 - Sistema di rivelazione del livello di un liquido in un serbatoio - Google Patents

Sistema di rivelazione del livello di un liquido in un serbatoio

Info

Publication number
ITTO20020601A0
ITTO20020601A0 IT2002TO000601A ITTO20020601A ITTO20020601A0 IT TO20020601 A0 ITTO20020601 A0 IT TO20020601A0 IT 2002TO000601 A IT2002TO000601 A IT 2002TO000601A IT TO20020601 A ITTO20020601 A IT TO20020601A IT TO20020601 A0 ITTO20020601 A0 IT TO20020601A0
Authority
IT
Italy
Prior art keywords
tank
detecting
liquid
level
Prior art date
Application number
IT2002TO000601A
Other languages
English (en)
Inventor
Alessandro Scardovi
Original Assignee
Olivetti I Jet 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 Olivetti I Jet Spa filed Critical Olivetti I Jet Spa
Priority to IT2002TO000601A priority Critical patent/ITTO20020601A1/it
Publication of ITTO20020601A0 publication Critical patent/ITTO20020601A0/it
Priority to PCT/IT2003/000427 priority patent/WO2004008082A2/en
Priority to US10/520,412 priority patent/US7249506B2/en
Priority to EP03741101A priority patent/EP1523662B1/en
Priority to AT03741101T priority patent/ATE512355T1/de
Priority to AU2003281085A priority patent/AU2003281085A1/en
Publication of ITTO20020601A1 publication Critical patent/ITTO20020601A1/it
Priority to US11/819,248 priority patent/US7370528B2/en

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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/261—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields for discrete levels
    • 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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Ink Jet (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Level Indicators Using A Float (AREA)
IT2002TO000601A 2002-07-10 2002-07-10 Sistema di rivelazione del livello di un liquido in un serbatoio ITTO20020601A1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT2002TO000601A ITTO20020601A1 (it) 2002-07-10 2002-07-10 Sistema di rivelazione del livello di un liquido in un serbatoio
PCT/IT2003/000427 WO2004008082A2 (en) 2002-07-10 2003-07-08 System for detecting the level of liquid in a tank
US10/520,412 US7249506B2 (en) 2002-07-10 2003-07-08 System for detecting the level of liquid in a tank
EP03741101A EP1523662B1 (en) 2002-07-10 2003-07-08 System for detecting the level of liquid in a tank
AT03741101T ATE512355T1 (de) 2002-07-10 2003-07-08 System zur füllstandsermittlung einer flüssigkeit in einem tank
AU2003281085A AU2003281085A1 (en) 2002-07-10 2003-07-08 System for detecting the level of liquid in a tank
US11/819,248 US7370528B2 (en) 2002-07-10 2007-06-26 System for detecting the level of liquid in a tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002TO000601A ITTO20020601A1 (it) 2002-07-10 2002-07-10 Sistema di rivelazione del livello di un liquido in un serbatoio

Publications (2)

Publication Number Publication Date
ITTO20020601A0 true ITTO20020601A0 (it) 2002-07-10
ITTO20020601A1 ITTO20020601A1 (it) 2004-01-12

Family

ID=11459482

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2002TO000601A ITTO20020601A1 (it) 2002-07-10 2002-07-10 Sistema di rivelazione del livello di un liquido in un serbatoio

Country Status (6)

Country Link
US (2) US7249506B2 (it)
EP (1) EP1523662B1 (it)
AT (1) ATE512355T1 (it)
AU (1) AU2003281085A1 (it)
IT (1) ITTO20020601A1 (it)
WO (1) WO2004008082A2 (it)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101229718B (zh) * 2007-01-23 2011-12-14 鸿富锦精密工业（深圳）有限公司 供墨系统
EP1975308A1 (en) * 2007-03-30 2008-10-01 Koninklijke Philips Electronics N.V. Method for determining the liquid level in a boiler
US8220482B1 (en) 2007-11-13 2012-07-17 Kona Labs LLC Devices, methods, and algorithms for rapid measurement of mean surface level change of liquids in containers
TW201038927A (en) * 2009-04-21 2010-11-01 Young Bright Technology Corp Liquid measure system and method thereof
US9410336B2 (en) * 2009-06-01 2016-08-09 Richard DeVerse Automated system for monitoring and maintenance of fluid level in swimming pools and other contained bodies of water
US8491111B2 (en) 2011-02-28 2013-07-23 Funai Electric Co., Ltd. Consumable supply item with capacitive fluid level detection for micro-fluid applications
US9108423B2 (en) 2011-05-31 2015-08-18 Funai Electric Co., Ltd. Consumable supply item with fluid sensing for micro-fluid applications
US9132656B2 (en) 2011-05-31 2015-09-15 Funai Electric Co., Ltd. Consumable supply item with fluid sensing and pump enable for micro-fluid applications
US8635908B2 (en) 2011-09-23 2014-01-28 Lexmark International, Inc. Fluid tilt sensor within ink tank supply item for micro-fluid applications
US8549764B2 (en) 2011-09-23 2013-10-08 Lexmark International, Inc. Fluid tilt sensor within ink tank supply item for micro-fluid applications
US9574928B2 (en) * 2012-02-13 2017-02-21 Goodrich Corporation Liquid level sensing systems
CN102589648A (zh) * 2012-03-15 2012-07-18 济南中森机械制造有限公司 Lng液位计及液位测量方法
US10618301B2 (en) 2015-07-24 2020-04-14 Hewlett-Packard Development Company, L.P. Semiconductor device including capacitive sensor and ion-sensitive transistor for determining level and ion-concentration of fluid
WO2018013078A1 (en) 2016-07-11 2018-01-18 Hewlett-Packard Development Company, L.P. Detecting a level of printable fluid in a container
EP3367075B1 (en) * 2017-02-22 2019-12-11 Zodiac Aerotechnics Capacitor fuel probe
US10760937B2 (en) * 2017-09-08 2020-09-01 RV Whisper LLC System and method for measuring the level of fluid in a container
US10942531B1 (en) * 2018-07-13 2021-03-09 Taylor Fife Swimming pool leveling system and method of use
US11313142B1 (en) 2018-07-13 2022-04-26 Taylor Fife Swimming pool leveling system and method of use
CN110895052A (zh) * 2019-12-09 2020-03-20 珠海格力电器股份有限公司 液位监测方法、液位监测结构、排水装置及换热设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375716A (en) * 1965-10-12 1968-04-02 Simmonds Precision Products Fluid quantity measuring device
DE2961163D1 (en) * 1978-08-23 1982-01-07 Lucas Ind Plc Liquid level sensing apparatus
US4853718A (en) * 1988-08-15 1989-08-01 Xerox Corporation On chip conductive fluid sensing circuit
IT1233061B (it) 1989-01-26 1992-03-14 Olivetti & Co Spa Testina termica di stampa a getto d inchiostro
US5162817A (en) 1989-01-28 1992-11-10 Canon Kabushiki Kaisha Ink jet with residual ink detection that compensates for different ink properties
US5103368A (en) * 1990-05-07 1992-04-07 Therm-O-Disc, Incorporated Capacitive fluid level sensor
US5613398A (en) * 1994-01-24 1997-03-25 Chrysler Corporation Smart fuel tank module
JP3423166B2 (ja) * 1996-10-18 2003-07-07 ブラザー工業株式会社 インク有無検知装置およびインクジェット記録装置
US6431670B1 (en) * 2000-02-14 2002-08-13 Hewlett-Packard Company Ink level sensing method and apparatus
ITTO20020428A1 (it) 2002-05-20 2003-11-20 Tecnost Sistemi S P A Stampante a getto di inchiostro con serbatoio ad alta capacita' e relativo sistema di rifornimento dell'inchiostro.

Also Published As

Publication number Publication date
ATE512355T1 (de) 2011-06-15
WO2004008082A3 (en) 2004-03-18
US7370528B2 (en) 2008-05-13
EP1523662B1 (en) 2011-06-08
US20070245823A1 (en) 2007-10-25
EP1523662A2 (en) 2005-04-20
US7249506B2 (en) 2007-07-31
AU2003281085A1 (en) 2004-02-02
ITTO20020601A1 (it) 2004-01-12
WO2004008082A2 (en) 2004-01-22
US20050262939A1 (en) 2005-12-01
AU2003281085A8 (en) 2004-02-02

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