BR9405162A - Dispositivo para detectar a presença de líquidos - Google Patents

Dispositivo para detectar a presença de líquidos

Info

Publication number
BR9405162A
BR9405162A BR9405162A BR9405162A BR9405162A BR 9405162 A BR9405162 A BR 9405162A BR 9405162 A BR9405162 A BR 9405162A BR 9405162 A BR9405162 A BR 9405162A BR 9405162 A BR9405162 A BR 9405162A
Authority
BR
Brazil
Prior art keywords
liquids
detect
Prior art date
Application number
BR9405162A
Other languages
English (en)
Inventor
Robert J Flask
Charles E Warner
Original Assignee
Premark Feg Corp
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 Premark Feg Corp filed Critical Premark Feg Corp
Publication of BR9405162A publication Critical patent/BR9405162A/pt

Links

Classifications

    • 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
    • A47L15/4418—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants in the form of liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/221—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance by investigating the dielectric properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
BR9405162A 1993-12-20 1994-12-20 Dispositivo para detectar a presença de líquidos BR9405162A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/169,624 US5378993A (en) 1993-12-20 1993-12-20 Liquid sensing circuit

Publications (1)

Publication Number Publication Date
BR9405162A true BR9405162A (pt) 1995-08-22

Family

ID=22616473

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9405162A BR9405162A (pt) 1993-12-20 1994-12-20 Dispositivo para detectar a presença de líquidos

Country Status (6)

Country Link
US (1) US5378993A (pt)
EP (1) EP0667520A1 (pt)
JP (1) JP2923441B2 (pt)
AU (1) AU675016B2 (pt)
BR (1) BR9405162A (pt)
CA (1) CA2137978C (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2302408B (en) * 1995-06-16 1999-07-07 Process Tomography Ltd Capacitance measurement
DE19533927A1 (de) * 1995-09-13 1997-03-27 Michael Prof Dr Dr Gitis Online-Messung der Waschmittelkonzentration in verschmutzten Industrie-Waschlaugen
US6872298B2 (en) * 2001-11-20 2005-03-29 Lifescan, Inc. Determination of sample volume adequacy in biosensor devices
US20040084065A1 (en) * 2002-11-04 2004-05-06 Edelmann David Charles Systems and methods for controlling warewasher wash cycle duration, detecting water levels and priming warewasher chemical feed lines
US20040160328A1 (en) * 2003-02-13 2004-08-19 Jackson, Msc., Inc. Non-contact liquid sensing apparatus, system, and method
US7690061B2 (en) * 2005-12-22 2010-04-06 General Electric Company Method and apparatus for controlling a laundering process
US20070143934A1 (en) * 2005-12-22 2007-06-28 Potyrailo Radislav A Method and apparatus for determining detergent concentration
DE102006043973A1 (de) 2006-09-19 2008-03-27 BSH Bosch und Siemens Hausgeräte GmbH Wasserführendes Haushaltsgerät mit Reinigungsmitteldosiersystem
US9521941B2 (en) * 2012-08-21 2016-12-20 Premark Feg L.L.C. Warewash machine chemical sensor and related system and method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897798A (en) * 1971-09-20 1975-08-05 Vale Donald P De Method and apparatus for monitoring and controlling halogen levels in a water treatment system
DE2458055A1 (de) * 1974-12-07 1976-06-16 Kabel Metallwerke Ghh Verfahren zur ueberwachung von metallischen leitungsrohren
US4323092A (en) * 1980-09-19 1982-04-06 Corvinus & Roth Gmbh Apparatus and process for detecting free chlorine
JPS59193343A (ja) * 1983-04-19 1984-11-01 Nippon Denso Co Ltd アルコ−ル含有率センサ
US4657670A (en) * 1985-07-11 1987-04-14 Sierra Design And Development, Inc. Automatic demand chlorination system
US4733798A (en) * 1986-02-05 1988-03-29 Ecolab Inc. Method and apparatus for controlling the concentration of a chemical solution
US4751842A (en) * 1987-01-05 1988-06-21 Texaco Inc. Means and method for measuring a multi-phase distribution within a flowing petroleum stream
GB8721858D0 (en) * 1987-09-17 1987-10-21 Schlumberger Ltd Measurement apparatus
US4867193A (en) * 1988-02-02 1989-09-19 Sanyo Electric Co., Ltd. Apparatus for controlling a soap concentration in cleaning solvent
JPH0238988A (ja) * 1988-07-29 1990-02-08 Murata Mfg Co Ltd 液体センサ
US5182545A (en) * 1989-01-06 1993-01-26 Standex International Corporation Fluid level sensor having capacitive sensor
US5012683A (en) * 1990-01-18 1991-05-07 E. I. Dupont De Nemours And Company Capacitive liquid interface sensor
US5056542A (en) * 1990-02-28 1991-10-15 Kay Chemical Company Apparatus for dispensing detergent in a warewash machine
CA2077688A1 (en) * 1990-03-05 1991-09-06 John Keith Clark Liquefied gas dispensing
US5038807A (en) * 1990-04-16 1991-08-13 Ecolab, Inc. Performance monitoring system for warewashing machines
US5131419A (en) * 1990-05-21 1992-07-21 Roberts Donald E Multi-function warewashing machine

Also Published As

Publication number Publication date
AU675016B2 (en) 1997-01-16
JP2923441B2 (ja) 1999-07-26
AU8039594A (en) 1995-07-06
JPH07270217A (ja) 1995-10-20
US5378993A (en) 1995-01-03
EP0667520A1 (en) 1995-08-16
CA2137978A1 (en) 1995-06-21
CA2137978C (en) 1999-11-16

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Legal Events

Date Code Title Description
EE Request for examination
PC Transfer
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal
B15K Others concerning applications: alteration of classification

Ipc: A47L 15/44 (2006.01), G01N 27/22 (2006.0