WO2008120848A1 - Machine à laver la vaisselle et procédé de commande de celle-ci - Google Patents

Machine à laver la vaisselle et procédé de commande de celle-ci Download PDF

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Publication number
WO2008120848A1
WO2008120848A1 PCT/KR2007/004865 KR2007004865W WO2008120848A1 WO 2008120848 A1 WO2008120848 A1 WO 2008120848A1 KR 2007004865 W KR2007004865 W KR 2007004865W WO 2008120848 A1 WO2008120848 A1 WO 2008120848A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
steam generator
amount
steam
replenishment
Prior art date
Application number
PCT/KR2007/004865
Other languages
English (en)
Inventor
Seong Ho Kim
Tae Hee Lee
Original Assignee
Lg Electronics Inc.
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 Lg Electronics Inc. filed Critical Lg Electronics Inc.
Priority to EP07833177A priority Critical patent/EP2083668A1/fr
Publication of WO2008120848A1 publication Critical patent/WO2008120848A1/fr

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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
    • A47L15/46—Devices for the automatic control of the different phases of cleaning ; Controlling devices
    • 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
    • A47L15/0002—Washing processes, i.e. machine working principles characterised by phases or operational steps
    • 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
    • A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
    • A47L15/0021—Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
    • A47L15/0036—Steam or sterilizing phases
    • 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
    • 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
    • A47L15/4234—Steam generating arrangements
    • 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
    • A47L2401/09—Water level
    • 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
    • A47L2401/12—Water temperature
    • 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
    • A47L2401/20—Time, e.g. elapsed operating time
    • 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
    • A47L2501/01—Water supply, e.g. opening or closure of the water inlet valve
    • 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
    • A47L2601/00—Washing methods characterised by the use of a particular treatment
    • A47L2601/04—Steam

Definitions

  • the disclosure relates to a control method of a washing machine, and more particularly, to a control method of a dish washing machine that is capable of more efficiently washing dishes.
  • dish washing machines are known as an apparatus for automatically washing dishes disposed in a washing compartment by spraying water toward the dishes under high pressure, and thus, removing foreign matter such as food residues attached to the surfaces of the dishes.
  • the present invention uses steam in the dish washing machine so as to improve the washing efficiency of the dish washing machine without damage to dishes.
  • the steam serves to soak foreign matter attached to the dishes, and therefore, the steam improves the washing efficiency of the dish washing machine even when water is sprayed toward the dishes at a somewhat low pressure.
  • the dish washing machine according to the present invention includes a steam generator having a heater mounted therein. During the operation of the dish washing machine, the supply of steam through the steam generator is performed several times. The length of each performance may be set to a predetermined period of time. Consequently, it is necessary to replenish the steam generator with water at least once after the initial supply of water into the steam generator.
  • An advantage of the present invention is to provide a method of replenishing a steam generator, mounted in a dish washing machine, with water. Another advantage is the provision of a dish washing machine that uses the method.
  • a control method of a dish washing machine may include supplying a first amount of water into the steam generator as an initial water replenishment, and deciding a water replenishment pattern for water added to the steam generator during operation of the steam generator, wherein the water replenishment pattern is based on an amount of water present in the steam generator, before operation of the steam generator.
  • the steam generator may periodically supply steam into a dish washing compartment of the dish washing machine.
  • the initial water replacement may be carried out for a predetermined period of time or until a water level in the steam generator reaches a predetermined water level.
  • the first amount of the water may be calculated based on a time required for the temperature of the water present in the steam generator, before operation of the steam generator, to rise from a first predetermined temperature level to a second predetermined temperature level by the operation of a heater of the steam generator before a main washing operation.
  • the water replenishment pattern may be decided based on the amount of water present in the steam generator, before operation of the steam generator, and a voltage applied to a heater of the steam generator, the heater used to generate steam.
  • the water level of the water in the steam generator may be measured before the initial water replacement.
  • the water replenishment pattern may be decided before the performance of a main washing operation.
  • the water replenishment pattern may include the initial water replenishment when the main washing operation is commenced and additional water replenishments to periodically supply water to the steam generator at predetermined time intervals.
  • the first amount of water may be supplied during the initial water replenishment, and a second amount of water, less than the first amount of water, may be supplied during additional water replenishments.
  • a third predetermined amount of water may be supplied to the steam generator during the initial water replenishment and additional water replenishments.
  • a fourth predetermined amount of water may be supplied into the steam generator during non-omitted additional water replenishments.
  • the third predetermined value may be the maximum amount of water that can be supplied to the steam generator.
  • a method of operating a dish washing machine having a steam generator may include initially supplying water into the steam generator for generating steam using a heater to periodically supply the steam into a washing compartment of the dish washing machine, and deciding a water replenishment pattern during the operation of the steam generator based on time required for the temperature of the water to rise to a predetermined temperature level by the operation of the heater.
  • a dish washing machine may include a tub defining a washing compartment, a sump to hold water, the sump coupled to the tub, a water supply tube coupled to the tub, a steam generator having an output coupled to the washing compartment and an input coupled to the water supply tube via an electrically controlled valve, an electrically controlled heater to convert water to steam, a water level sensor coupled to the steam generator to indicate a water level within the steam generator, a controller in communication with the valve, the heater, and the water level sensor, and a memory.
  • the memory may include a set of instructions to cause the controller to operate the electrically controlled valve to supply a first amount of water into the steam generator as an initial water replenishment, and decide a water replenishment pattern for water added to the steam generator during operation of the steam generator, wherein the water replenishment pattern is based on an amount of water present in the steam generator, before operation of the steam generator.
  • the heater may be within the steam generator or the sump.
  • a dish washing machine having a steam generator may include a tub defining a washing compartment, a sump to hold water, the sump coupled to the tub, a steam generator to supply steam to the washing compartment, means for determining a water level within the steam generator, means for supplying a first amount of water into the steam generator as an initial water replenishment, and means for deciding a water replenishment pattern for water added to the steam generator during operation of the steam generator, wherein the water replenishment pattern may be based on an amount of water present in the steam generator, measured by the means for determining the water level, before operation of the steam generator.
  • the present invention has the effect of improving the dish washing efficiency through the use of steam.
  • the water replenishment is carried out to replenish the steam generator of the dish washing machine with only a required amount of water. Consequently, the present invention has the effect of effectively preventing the delay of steam generation due to the unnecessary supply of water and the waste of energy. Also, the steam is supplied into the washing compartment at the optimum time during operation of the dish washing machine 10. Consequently, the present invention has the effect of improving the washing efficiency.
  • the dishes are washed in various manners using steam and water. Consequently, the present invention has the effect of further improving the washing efficiency.
  • FIG. 1 is a view schematically illustrating a dish washing machine according to an embodiment of the invention
  • FIG. 2 is a flow chart illustrating a control method of the dish washing machine according to an embodiment of the invention
  • FIG. 3 is a flow chart illustrating an embodiment of step S200 of FIG. 2;
  • FIG. 4 is a graph illustrating points in time at which water may be supplied into a steam generator in accordance with the control method of the dish washing machine, according to an embodiment of the invention.
  • FIG. 5 is a table illustrating a water replenishment pattern performed in accordance with the control method of the dish washing machine, according to an embodiment of the present invention.
  • the illustrated dish washing machine 10 may include a case 100 defining the appearance of the dish washing machine, a door 120 for opening or closing the case
  • a tub 110 is arranged in the case 100, to define a washing compartment 150 in the case 100, as a space in which dishes are received and washed.
  • a sump 200 for storing water is arranged beneath the tub 110.
  • a pump 210 for pumping the water stored in the sump 200 and a filter (not shown) for filtering contaminated water are arranged in the sump 200.
  • a first heater 290 may also be arranged in the sump 200, to heat the water stored in the sump 200.
  • a first water supply tube 250 is connected to the sump 200, to supply fresh water from an external water supply source to the sump 200.
  • a water discharge tube 270 is also connected to the sump 200, to externally discharge the water from the sump 200.
  • a first water supply valve 255 for controlling the supply of water to the sump 200 is arranged in series with the water supply tube 250.
  • At least one rack is arranged in the interior (i.e., the washing compartment 150) of the tub 110.
  • At least one spray arm is also arranged in the washing compartment 150, to spray the water pumped by the pump 210 toward the at least one rack.
  • FIG. 1 illustrates an example in which an upper rack 160 and a lower rack 170 are arranged at upper and lower portions of the washing compartment 150, respectively, and an upper spray arm 230 and a lower spray arm 220 are arranged such that they spray water pumped by the pump 210 toward the upper rack 160 and lower rack 170, respectively.
  • a top nozzle 240 may be arranged at a top portion of the washing compartment 150.
  • the top nozzle 240 functions to downwardly spray water pumped by the pump 210 from the top portion of the washing compartment 150.
  • the dish washing machine is configured not only to spray water into the washing compartment 150 by the pump 210 and spray arms 220 and 230, but also to spray or supply steam to the washing compartment 150.
  • the dish washing machine includes a steam generator 300 which operates independently of the first heater 290 arranged in the sump 200.
  • the steam generator 300 communicates with the first water supply tube 250 via a second water supply tube 260.
  • the steam generator 300 also communicates with the washing compartment 150 of the tub 110 via a steam supply tube 280.
  • a second water supply valve 265 for controlling the supply of water to the steam generator 300 is arranged in series with the second water supply tube 260.
  • the steam generator 300 includes a second heater 310 for heating water supplied to the steam generator 300, and a water level sensor 320 for sensing the level of water in the steam generator 300.
  • the water level sensor 320 may sense, for example, a minimum water level and a maximum water level.
  • the minimum water level is set to protect the second heater 310 of the steam generator 300.
  • the maximum water level is set to prevent the water supplied to the steam generator 300 from overflowing the steam generator 300.
  • the steam generator 300 may be provided with a steam supply valve 327 for controlling the opening and closing of the steam supply tube 280 to supply steam at a desired time.
  • a controller 180 may be provided to control the dish washing machine
  • the controller 180 may be in communication with a memory 190 that may store instructions used by the controller 180 to execute the steps of the methods in accordance with embodiments of the invention.
  • the controller 180 may be electrically coupled to electrically-operating elements, for example, the control panel 130, the pump 210, and the steam generator 300, to control the operation of the dish washing machine 10.
  • the controller 180 may control the first heater 290, the second heater 310, the pump 210, and the steam generator 300 according to the operation mode of the dish washing machine.
  • the operational couplings of are not illustrated in FIG. 1, to avoid clutter. A procedure for controlling the above-specified parts of the dish washing machine according to the operation mode of the dish washing machine will be described below.
  • FIG. 2 is a flow chart illustrating a control method of the dish washing machine according to an embodiment of the present invention.
  • the washing course performed by the dish washing machine according to the present invention, includes a preliminary washing operation, a main washing operation, and a rinsing operation.
  • both water and steam may be sprayed into the washing compartment to wash the dishes (S310) in the main washing operation (S300). At this time, detergent is contained in the water.
  • the steam As the steam is supplied into the washing compartment in the main washing operation (S300), the foreign matter, attached to the dishes, is efficiently soaked by the steam, which has high-temperature and high-humidity characteristics, and therefore, the washing efficiency is improved.
  • the water may be heated by the first heater mounted in the sump 200, and the heated water may be sprayed toward the dishes, in the main washing operation (S300).
  • the water and steam may be simultaneously or alternately supplied or sprayed into the washing compartment 150.
  • it is required to simultaneously operate the first heater 290 mounted in the sump 200 and the second heater 310 mounted in the steam generator 300.
  • the initial supply of water into the steam generator 300 is performed before the commencement of the main washing operation (S300). At this time, the water replenishment pattern is also decided (S200).
  • a water replenishment process (S320) is carried out according to the water replenishment pattern that is decided before the commencement of the main washing operation.
  • the water replenishment pattern, in which the steam generator 300 is replenished with water may be decided based on the initial amount of the water in the steam generator 300 and/or voltage applied to the heater 310 of the steam generator 300.
  • the initial amount of the water may mean the sum of the volumes of water left in the steam generator 300 and water newly introduced into the steam generator 300 through an initial supply of water, i.e., the amount of water stored in the steam generator 300 just before the steam operation.
  • the initial amount of the water may be equal to the amount of water initially supplied.
  • FIGs. 1 and 3 to 5 illustrate a process for deciding the water replenishment pattern, which will be described hereinafter in more detail with reference to these drawings.
  • FIG. 3 is a flow chart illustrating an embodiment of Step S200 of FIG.
  • FIG. 4 is a graph illustrating an embodiment of the time point at which water is supplied into the steam generator in accordance with the control method of the dish washing machine according to the present invention
  • FIG. 5 is a table illustrating an embodiment of the water replenishment pattern performed in accordance with the control method of the dish washing machine according to the present invention.
  • the initial supply of water into the steam generator 300 may be accomplished (S210). At this time, the initial supply of water may be accomplished for a predetermined period of time or until the water level in the steam generator 300 reaches a predetermined water level.
  • the initial supply of water may be accomplished by opening the second water supply valve 265 for a predetermined period of time and then closing the second water supply valve 265, or opening the second water supply valve 265 until a predetermined water level, for example, the maximum water level, is detected by the water level sensor 320. Consequently, it is determined whether the predetermined period of time has elapsed, or the predetermined water level, i.e., the maximum water level, has been detected, after the commencement of the initial supply of water (S220). The initial supply of water is continued until a final condition is satisfied.
  • a predetermined water level for example, the maximum water level
  • the water replenishment pattern during the operation of the steam generator 300 may be accomplished based on the initial amount of the water in the steam generator 300.
  • the amount of water initially supplied into the steam generator 300 may be approximately calculated, for example, by the opening time of the second water supply valve 265. In this case, however, it may be difficult to confirm how much water is left in the steam generator 300 before the initial supply of water. Furthermore, it may be difficult to accurately estimate the initial amount of the water, i.e., the amount of water stored in the steam generator 300, when, for example, a malfunction of the second water supply valve 265 occurs and/or the pressure of the water supplied exceeds some predetermined amount.
  • the temperature of water, introduced into the steam generator 300 through the second water supply valve 265, may be different depending upon various factors, such as the installation environment of the dish washing machine and seasons. However, it is possible to relatively accurately estimate the initial amount of the water based on time required for the water temperature to rise to a predetermined temperature level, when the water temperature is raised by the operation of the heater 310, i.e., time required for the water temperature to rise from a first predetermined temperature level to a second predetermined temperature level, higher than the first predetermined temperature level.
  • the controller 180 measures time required for the water temperature to rise to the predetermined temperature level by the operation of the second heater 310, and estimates the initial amount of the water based on the measured time (S240).
  • the respective required time values, necessary to classify the small, large, and excessive amounts of water initially supplied into the steam generator, may be es- tablished differently based on various conditions, such as the storage capacity of the steam generator 300 and the output of the second heater 310.
  • the output of the heater 310 is decided.
  • the voltage applied to the heater 310 is changed, however, the time required for the heater 310 to raise the water temperature from the first temperature level to the second temperature level may be changed, although the same amount of water is heated. Consequently, the amount of water initially supplied may be decided based on the input voltage applied to the heater 310 as well as the time required for the water temperature to rise to the predetermined temperature level.
  • the dish washing machine may include a unit that measures a voltage input to the heater 310 and transmits the measured data to the controller 180.
  • the initial amount of the water is decided based on the input voltage applied to the heater 310, as described above, the initial amount of the water is calculated based on the required time. In this case, however, the initial amount of the water may be corrected in consideration of the difference between the actual input voltage applied to the heater 310 and the standard input voltage.
  • the initial amount of the water is X
  • the time required for the water temperature to rise from the first temperature level to the second temperature level is Tb
  • the input voltage actually applied to the heater 310 is Va
  • the standard voltage under the usage environment of the dish washing machine is V_constant
  • the correction constant is K
  • the initial amount of the water X may be proportional to:
  • V_constant for example, 120V or 240V
  • K the correction constant K
  • the input voltage applied to the heater 310 is reflected as a correction factor, when the amount of water initially supplied is calculated based on the required time Tb, whereby it is possible to obtain more accurate data.
  • Kl plays a role of equating the units and adjusting correct proportionality.
  • the initial amount of the water is equal to the amount of water initially supplied.
  • the controller 180 decides a water replenish pattern based on the initial amount of the water (S250).
  • the water replenish pattern is decided before the commencement of the main washing operation.
  • the decision of the water replenish pattern (S250) may be made based on the required time and/or the input voltage applied to the heater 310.
  • the replenishment of the steam generator 300 with water may be carried out between the periodic steam supply operations.
  • the steam In the main washing operation (S300), for example, the steam may be periodically supplied into the washing compartment 150, as shown in FIG. 4.
  • the replenishment of the steam generator 300 with the water may be carried out at the time when the steam supply is interrupted during the periodic steam supply.
  • FIG. 4 illustrates that the replenishment of the steam generator with water may be carried out once, after the steam is sprayed twice, in the condition in which the steam and water are alternately sprayed into the washing compartment 150.
  • the present invention is not limited by the example of FIG. 4.
  • the water replenishment pattern may include an initial water replenishment to supply water when the main washing operation is commenced or the steam operation is performed and additional water replenishments to periodically supply water at predetermined time intervals.
  • the additional water replenishments may include water replenishments between a first additional water replenishment to supply water after the completion of the initial water replenishment and the final additional water replenishment before the completion of the main washing operation (S300), i.e., an N water replenishment.
  • FIG. 5 illustrates an embodiment of the water replenishment pattern. Referring to FIG. 5, when the initial amount of the water X is equal to or less than a first predetermined value X , a first predetermined amount of water is supplied during the initial water replenishment, and a second amount of water, less than the first amount of water, is supplied during the additional water replenishments.
  • a third predetermined amount of water is supplied during the initial water replenishment and the additional water replenishments. This is because an appropriate amount of water is stored in the steam generator 300, before the steam operation, and therefore, it is sufficient to replenish the steam generator 300 with water having an amount equivalent to the amount of the water reduced due to the supply of steam, both initially and during the additional water replenishments.
  • the initial water replenishment may be omitted, or the initial water replenishment and the first additional water replenishment may be omitted, or the initial water replenishment, the first additional water replenishment, and the second additional water replenishment may be omitted.
  • the steam generator 300 is not operated.
  • the third predetermined value X corresponds to the maximum supply amount of water.
  • the reference values for the initial amount of the water i.e., the first predetermined value X , the second predetermined value X , and the third predetermined value X , may be decided based on the capacity of the steam generator or the water level in the steam generator.
  • the first amount of water, the second amount of water, the third amount of water, and the fourth amount of water may be decided based on the steam operation time or the capacity of the steam generator.
  • the first amount of water may be established such that the first amount of water is greater than the second amount of water, the third amount of water, or the fourth amount of water.
  • the second amount of water, the third amount of water, and the fourth amount of water may be the same as the others.
  • at least one of the second amount of water, the third amount of water, and the fourth amount of water may be different from the others.
  • the water level sensor mounted in the dish washing machine according to the present invention, may detect the water level of the water left in the steam generator before the initial supply of water into the steam generator.
  • the controller 180 may terminate the operation of the steam generator 300, thereby improving the reliability of the steam generator 300.
  • the main washing operation (S300) is carried out including the water and steam spraying process and the replenishment of the steam generator with water.
  • the discharge of the contaminated water and the supply of new water may be performed several times.
  • the contaminated water is discharged, and new water is supplied to rinse the dishes (S400).
  • the rinse water may be clean water.
  • the clean water is sprayed toward the dishes to wash any foreign matter, which may have reattached to the dishes after a previous wash or rinse, from the dishes.
  • the heater (290) of the sump 200 may be operated such that the heated water can be sprayed toward the dishes.
  • the dish washing machine may produce a predetermined audible alert (e.g., a beep sound) to inform the user that the washing course has been completed.
  • the present invention has an industrial applicability in that the dishwasher using steam improves the dish washing efficiency.

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  • Washing And Drying Of Tableware (AREA)

Abstract

L'invention concerne un procédé de commande d'une machine à laver la vaisselle présentant un générateur de vapeur (300). Le procédé de commande consiste initialement à alimenter en eau un générateur de vapeur (300) afin d'acheminer de la vapeur sur la vaisselle et à déterminer un type de réalimentation en eau au cours du fonctionnement vapeur du générateur de vapeur (300), en fonction de la quantité initiale de l'eau dans le générateur de vapeur (300), avant le fonctionnement vapeur du générateur d'eau (300).
PCT/KR2007/004865 2007-03-31 2007-10-05 Machine à laver la vaisselle et procédé de commande de celle-ci WO2008120848A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07833177A EP2083668A1 (fr) 2007-03-31 2007-10-05 Machine à laver la vaisselle et procédé de commande de celle-ci

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2007-0032115 2007-03-31
KR1020070032115A KR20080089107A (ko) 2007-03-31 2007-03-31 식기 세척기 및 이의 제어 방법

Publications (1)

Publication Number Publication Date
WO2008120848A1 true WO2008120848A1 (fr) 2008-10-09

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PCT/KR2007/004865 WO2008120848A1 (fr) 2007-03-31 2007-10-05 Machine à laver la vaisselle et procédé de commande de celle-ci

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US (1) US20080236625A1 (fr)
EP (1) EP2083668A1 (fr)
KR (1) KR20080089107A (fr)
WO (1) WO2008120848A1 (fr)

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Publication number Priority date Publication date Assignee Title
US8066822B2 (en) * 2007-06-18 2011-11-29 Lg Electronics Inc. Dish washing machine having a steam generator and an over-pressure prevention feature
JP5278355B2 (ja) * 2010-03-04 2013-09-04 パナソニック株式会社 食器洗い機
PL2548493T3 (pl) * 2011-07-19 2014-04-30 Bonferraro Spa Zmywarka do naczyń z generatorem pary
DE102011106919B4 (de) * 2011-09-03 2014-06-05 Vanessa Ahles Vaporisator
US9452230B2 (en) * 2014-04-24 2016-09-27 American Sterilizer Company Washer/disinfector

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KR20060077272A (ko) * 2004-12-30 2006-07-05 엘지전자 주식회사 식기세척기의 예약 세척 방법
KR20060124285A (ko) * 2005-05-31 2006-12-05 엘지전자 주식회사 식기세척기 및 식기세척기의 제어방법
WO2006129963A2 (fr) * 2005-05-31 2006-12-07 Lg Electronics Inc. Lave-vaisselle et procede de commande associe
DE102006025150A1 (de) * 2005-05-31 2006-12-28 Lg Electronics Inc. Geschirrspülmaschine und Steuerungsverfahren dafür

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