DE69330898T2 - Widerstandsmessanordnung für das Wasser in einer Waschmachine - Google Patents

Widerstandsmessanordnung für das Wasser in einer Waschmachine

Info

Publication number
DE69330898T2
DE69330898T2 DE69330898T DE69330898T DE69330898T2 DE 69330898 T2 DE69330898 T2 DE 69330898T2 DE 69330898 T DE69330898 T DE 69330898T DE 69330898 T DE69330898 T DE 69330898T DE 69330898 T2 DE69330898 T2 DE 69330898T2
Authority
DE
Germany
Prior art keywords
water
washing machine
resistance measuring
measuring arrangement
arrangement
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.)
Expired - Fee Related
Application number
DE69330898T
Other languages
English (en)
Other versions
DE69330898D1 (de
Inventor
Valerio Aisa
Dino Bongini
Giuseppe Lattanzi
Costantino Mariotti
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.)
Whirlpool EMEA SpA
Original Assignee
Wrap 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 Wrap SpA filed Critical Wrap SpA
Publication of DE69330898D1 publication Critical patent/DE69330898D1/de
Application granted granted Critical
Publication of DE69330898T2 publication Critical patent/DE69330898T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/22—Measuring resistance of fluids
    • 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
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D06F34/22—Condition of the washing liquid, e.g. turbidity
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/20—Washing liquid condition, e.g. turbidity
    • D06F2103/22—Content of detergent or additives
    • 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/42—Detergent or additive supply

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Control Of Washing Machine And Dryer (AREA)
DE69330898T 1992-08-03 1993-07-16 Widerstandsmessanordnung für das Wasser in einer Waschmachine Expired - Fee Related DE69330898T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO920668A IT1256911B (it) 1992-08-03 1992-08-03 Dispositivo per la misura della resistivita` dell'acqua in una macchina di lavaggio.

Publications (2)

Publication Number Publication Date
DE69330898D1 DE69330898D1 (de) 2001-11-15
DE69330898T2 true DE69330898T2 (de) 2002-10-31

Family

ID=11410661

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69330898T Expired - Fee Related DE69330898T2 (de) 1992-08-03 1993-07-16 Widerstandsmessanordnung für das Wasser in einer Waschmachine

Country Status (4)

Country Link
EP (1) EP0582329B1 (de)
DE (1) DE69330898T2 (de)
ES (1) ES2166358T3 (de)
IT (1) IT1256911B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10248538A1 (de) * 2002-10-17 2004-04-29 Aweco Appliance Systems Gmbh & Co. Kg Verfahren zur Wasserverschmutzungserkennung

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4311064A1 (de) * 1993-04-03 1994-10-06 Lang Apparatebau Gmbh Verfahren zur Messung der Schmutzbefrachtung einer Waschflotte
GB0129668D0 (en) 2001-12-12 2002-01-30 Procter & Gamble Method for cleaning a soiled article
ITTO20080266A1 (it) * 2008-04-07 2009-10-08 Indesit Co Spa Sensore per liquidi
IT1393756B1 (it) 2008-07-28 2012-05-08 Indesit Co Spa Macchina di lavaggio provvista di serbatoi a lunga carica
WO2011031782A2 (en) * 2009-09-08 2011-03-17 Georg Fischer Signet Llc System and method for measuring conductivity/resistivity of water having high purity
KR101741083B1 (ko) * 2010-06-24 2017-05-29 삼성전자주식회사 염도 측정 장치
CN102262185B (zh) * 2011-04-26 2013-04-17 无锡捷威电子有限公司 即热式电热水器水电阻的测试电路
US10620060B2 (en) 2017-07-19 2020-04-14 Georg Fischer Signet, LLC Combined ultrasonic temperature and conductivity sensor assembly
US10302474B2 (en) 2017-08-09 2019-05-28 Georg Fischer Signet Llc Insertion ultrasonic sensor assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480698A (en) * 1974-10-29 1977-07-20 Licentia Gmbh Salt consumption indication apparatus
EP0010823A1 (de) * 1978-11-02 1980-05-14 Ahi Operations Limited Verfahren und Vorrichtung zur Messung der elektrischen Leitfähigkeit
DE3436421A1 (de) * 1984-10-04 1986-04-10 Woellner-Werke, 6700 Ludwigshafen Geraet zum messen der leitfaehigkeit von fluessigkeiten

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10248538A1 (de) * 2002-10-17 2004-04-29 Aweco Appliance Systems Gmbh & Co. Kg Verfahren zur Wasserverschmutzungserkennung

Also Published As

Publication number Publication date
EP0582329B1 (de) 2001-10-10
DE69330898D1 (de) 2001-11-15
ES2166358T3 (es) 2002-04-16
IT1256911B (it) 1995-12-27
EP0582329A1 (de) 1994-02-09
ITTO920668A0 (it) 1992-08-03
ITTO920668A1 (it) 1994-02-03

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: INDESIT CO. S.P.A., FABRIANO, IT

8327 Change in the person/name/address of the patent owner

Owner name: INDESIT COMPANY S.P.A., FABRIANO, IT

8339 Ceased/non-payment of the annual fee