EP1997420A3 - Commercial dishwasher - Google Patents

Commercial dishwasher Download PDF

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Publication number
EP1997420A3
EP1997420A3 EP08156113A EP08156113A EP1997420A3 EP 1997420 A3 EP1997420 A3 EP 1997420A3 EP 08156113 A EP08156113 A EP 08156113A EP 08156113 A EP08156113 A EP 08156113A EP 1997420 A3 EP1997420 A3 EP 1997420A3
Authority
EP
European Patent Office
Prior art keywords
series
commercial dishwasher
spray nozzles
centrifugally
centrifugal pumps
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.)
Granted
Application number
EP08156113A
Other languages
German (de)
French (fr)
Other versions
EP1997420A2 (en
EP1997420B1 (en
Inventor
Udo Bürkle
Martin Schrempp
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.)
Premark FEG LLC
Original Assignee
Premark FEG LLC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39708818&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1997420(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Premark FEG LLC filed Critical Premark FEG LLC
Publication of EP1997420A2 publication Critical patent/EP1997420A2/en
Publication of EP1997420A3 publication Critical patent/EP1997420A3/en
Application granted granted Critical
Publication of EP1997420B1 publication Critical patent/EP1997420B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A47L15/24—Washing or rinsing machines for crockery or tableware with movement of the crockery baskets by conveyors
    • A47L15/241—Washing or rinsing machines for crockery or tableware with movement of the crockery baskets by conveyors the dishes moving in a horizontal plane
    • 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
    • A47L15/0076—Washing or rinsing machines for crockery or tableware of non-domestic use type, e.g. commercial dishwashers for bars, hotels, restaurants, canteens or hospitals
    • A47L15/0078—Washing or rinsing machines for crockery or tableware of non-domestic use type, e.g. commercial dishwashers for bars, hotels, restaurants, canteens or hospitals with a plurality of fluid recirculation arrangements, e.g. with separated washing liquid and rinsing liquid recirculation circuits
    • 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
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4225—Arrangements or adaption of recirculation or discharge pumps
    • 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
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/04—Crockery or tableware details, e.g. material, quantity, condition
    • 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
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/10—Water cloudiness or dirtiness, e.g. turbidity, foaming or level of bacteria
    • 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
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/05—Drain or recirculation pump, e.g. regulation of the pump rotational speed or flow direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Washing And Drying Of Tableware (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

Gewerbliche Geschirrspülmaschine, enthaltend Sprühdüsen (44-2, 46-2) zum Sprühen von Flüssigkeit in einen Behandlungsbereich in Form einer Behandlungskammer (12) oder einer Behandlungszone zum Behandeln von Spülgut; mindestens zwei in Reihe hydraulisch hintereinander angeordnete Kreiselpumpen (1, 2) zum Fördern von Flüssigkeit aus dem Waschtank (6) zu den Sprühdüsen (44-2, 46-2); eine Steuereinrichtung (24) zum alternativen Betrieb von nur einer Kreiselpumpe oder von mindestens zwei der hydraulisch hintereinander in Reihe geschalteten Kreiselpumpen, um dadurch unterschiedliche Flüssigkeitsdrücke zu erzeugen.

Figure imgaf001
A commercial dishwasher comprising spray nozzles (44-2, 46-2) for spraying liquid into a treatment area in the form of a treatment chamber (12) or a treatment zone for treating items to be washed; at least two centrifugally arranged in series in series centrifugal pumps (1, 2) for conveying liquid from the wash tank (6) to the spray nozzles (44-2, 46-2); a control device (24) for the alternative operation of only one centrifugal pump or at least two of the centrifugally connected in series in series centrifugal pumps, thereby to generate different fluid pressures.
Figure imgaf001
EP08156113A 2007-05-26 2008-05-13 Commercial dishwasher Active EP1997420B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007024799A DE102007024799A1 (en) 2007-05-26 2007-05-26 Commercial dishwasher

Publications (3)

Publication Number Publication Date
EP1997420A2 EP1997420A2 (en) 2008-12-03
EP1997420A3 true EP1997420A3 (en) 2009-03-18
EP1997420B1 EP1997420B1 (en) 2011-09-28

Family

ID=39708818

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08156113A Active EP1997420B1 (en) 2007-05-26 2008-05-13 Commercial dishwasher

Country Status (5)

Country Link
US (1) US8394204B2 (en)
EP (1) EP1997420B1 (en)
CN (1) CN101366619B (en)
CA (1) CA2632296C (en)
DE (2) DE202007018745U1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20071247A1 (en) * 2007-06-21 2008-12-22 Comenda Ali S P A MACHINE AND WASHING PROCEDURE FOR DISHES AND OTHER ITEMS
ITMI20072318A1 (en) * 2007-12-11 2009-06-12 Askoll Holding Srl PUMP FOR DISHWASHERS AND RELATED PUMP UNITS AND DISHWASHER.
DE102008034721A1 (en) * 2008-07-25 2010-01-28 Valeo Systèmes d'Essuyage Pump unit for supply unit for use in washing system for preparing washing liquid at spraying nozzle or at group of spraying nozzles of vehicle, has two pumps that are arranged in series
DE102008056412A1 (en) * 2008-11-07 2010-05-12 BSH Bosch und Siemens Hausgeräte GmbH Domestic appliance with an air-drying device and / or liquid heating device and associated method
US20110002791A1 (en) * 2009-04-07 2011-01-06 Itt Manufacturing Enterprises, Inc. Pump System for Removing Water from Pool Covers and Sumps
CN102458209B (en) * 2009-04-22 2014-09-24 统一品牌有限公司 Fluid flow structure and method of use for continuous motion washing machine
US9750388B2 (en) 2009-04-22 2017-09-05 Unified Brands, Inc. Fluid flow structure and method of use for continuous motion washing machine
US8734588B2 (en) 2010-05-03 2014-05-27 Bsh Home Appliances Corporation Dishwasher with improved cleaning effect
EP2478969B1 (en) * 2011-01-24 2017-01-04 Electrolux Home Products Corporation N.V. Home appliance
DE102011081246B4 (en) * 2011-08-19 2014-02-06 Premark Feg L.L.C. Dishwasher and method for automatically cleaning a dishwasher
DE102013110974A1 (en) 2013-03-19 2014-09-25 Hanning Elektro-Werke Gmbh & Co. Kg Cleaning device for kitchen appliances and pump system
DE102014206119B4 (en) * 2013-12-18 2016-09-22 BSH Hausgeräte GmbH Method for operating a pump in a household appliance and water-conducting household appliance
DE102015203132B4 (en) * 2014-03-13 2021-03-25 Illinois Tool Works Inc. Dishwasher in the form of a commercial utensil or dishwasher designed as a program machine
DE102015111883A1 (en) * 2015-07-22 2017-01-26 Illinois Tool Works Inc. Dishwasher in the form of a trained as a programmer commercial utensil or dishwasher
DE102015111994B4 (en) 2015-07-23 2023-12-14 Illinois Tool Works Inc. Dishwasher in the form of a commercial utensil or dishwasher designed as a program machine
CN112177938B (en) 2016-08-10 2023-05-26 可克斯塔特国际股份有限公司 Modular multi-stage pump assembly
CN109008858A (en) * 2018-08-10 2018-12-18 上海新蕾酒店设备有限公司 A kind of novel lid uncovering type dish-washing machine
US11019980B2 (en) 2018-08-24 2021-06-01 Illinois Tool Works Inc. Conveyor dishwashing machine, and method for operating a conveyor dishwashing machine
CN110051309A (en) * 2019-05-08 2019-07-26 泰州浩邦科技发展有限公司 A kind of pretreatment intelligence pond of commercial dish-washing machine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2304035A1 (en) * 1973-01-27 1974-08-01 Miele & Cie DISHWASHER WITH ONE UPPER AND ONE LOWER SPRAY ARM
FR2540720A1 (en) * 1983-02-16 1984-08-17 Borel International Jacques Industrial dishwasher fitted with a device for saving heat and washing fluid
DE10133108A1 (en) * 2001-07-12 2003-01-23 Miele & Cie Method for delivering doses of process chemicals in an automatic system has an intermediate vessel with a float switch to indicate an empty reservoir
EP1637058A2 (en) * 2004-09-18 2006-03-22 Premark FEG L.L.C. Dishwashing machine
DE102005039385A1 (en) * 2005-08-20 2007-02-22 Premark Feg L.L.C., Wilmington Transport dishwasher
DE102005039140A1 (en) * 2005-08-18 2007-02-22 Premark Feg L.L.C., Wilmington Transport dishwasher
EP1815779A2 (en) * 2006-02-03 2007-08-08 Premark FEG L.L.C. Conveyor dishwasher

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4439242A (en) * 1980-05-15 1984-03-27 Hobart Corporation Low hot water volume warewasher
JPS57124089A (en) * 1981-01-26 1982-08-02 Hitachi Ltd Pump operation control method
US4561904A (en) * 1984-09-21 1985-12-31 Hobart Corporation Control system and method of controlling a dishwashing machine
JPH041499A (en) * 1990-04-13 1992-01-06 Toshiba Corp Discharge flow controller for pump
CN2232996Y (en) * 1994-08-12 1996-08-14 张家港市工业锅炉给水泵厂 Boiler water supply pump group having small flow, high delivery lift and energy saving functions
US6651900B1 (en) * 1999-11-29 2003-11-25 Fuji Jakogyo Kabushiki Kaisha Control apparatus for a fire pump, operation display apparatus for a fire pump and operation mode control apparatus for a fire pump
JP2001241703A (en) * 2000-02-29 2001-09-07 Mitsubishi Heavy Ind Ltd Flow controller for refrigerant liquid of ice storage system
US6659114B2 (en) * 2001-02-15 2003-12-09 X-Stream Technologies Ii, Llc Automated kitchenware washer
DE10339130A1 (en) * 2002-08-23 2004-03-25 Aweco Appliance Systems Gmbh & Co. Kg Household machine, e.g. dishwasher or washing machine, has liquid circuit and at least 2 liquid pumps with electric motors; at least one pump can be connected to motor control and/or regulation unit
KR20050062145A (en) * 2003-12-19 2005-06-23 엘지전자 주식회사 Apparatus gathering water in the dishwasher
DE102004003797A1 (en) * 2004-01-26 2005-08-18 Meiko Maschinenbau Gmbh & Co. Kg Dishwasher with adjustable heat recovery
DE102004030015A1 (en) 2004-06-22 2006-01-12 Premark Feg L.L.C., Wilmington Dishwasher operating method and conveyor dishwashing machine
DE102005023429B4 (en) 2005-05-20 2007-03-29 Premark Feg L.L.C. (N.D.Ges.D. Staates Delaware), Wilmington Commercial dishwasher, in particular glasswasher
DE102005035764A1 (en) 2005-07-29 2007-02-01 Premark Feg L.L.C., Wilmington Transporting dishwashing machine has conveyor transporting dishes through washing zones with tanks under it which collect used washing water, which is pumped back to sprays, similar system being used in rinsing zone
ITMI20071247A1 (en) 2007-06-21 2008-12-22 Comenda Ali S P A MACHINE AND WASHING PROCEDURE FOR DISHES AND OTHER ITEMS

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2304035A1 (en) * 1973-01-27 1974-08-01 Miele & Cie DISHWASHER WITH ONE UPPER AND ONE LOWER SPRAY ARM
FR2540720A1 (en) * 1983-02-16 1984-08-17 Borel International Jacques Industrial dishwasher fitted with a device for saving heat and washing fluid
DE10133108A1 (en) * 2001-07-12 2003-01-23 Miele & Cie Method for delivering doses of process chemicals in an automatic system has an intermediate vessel with a float switch to indicate an empty reservoir
EP1637058A2 (en) * 2004-09-18 2006-03-22 Premark FEG L.L.C. Dishwashing machine
DE102005039140A1 (en) * 2005-08-18 2007-02-22 Premark Feg L.L.C., Wilmington Transport dishwasher
DE102005039385A1 (en) * 2005-08-20 2007-02-22 Premark Feg L.L.C., Wilmington Transport dishwasher
EP1815779A2 (en) * 2006-02-03 2007-08-08 Premark FEG L.L.C. Conveyor dishwasher

Also Published As

Publication number Publication date
US20080289655A1 (en) 2008-11-27
CN101366619A (en) 2009-02-18
DE102007024799A1 (en) 2008-11-27
CA2632296C (en) 2011-03-15
CA2632296A1 (en) 2008-11-26
EP1997420A2 (en) 2008-12-03
EP1997420B1 (en) 2011-09-28
US8394204B2 (en) 2013-03-12
CN101366619B (en) 2014-01-29
DE202007018745U1 (en) 2009-03-12

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