EP1434908B1 - Method for the automatic control of a water-carrying household appliance and a corresponding household appliance - Google Patents

Method for the automatic control of a water-carrying household appliance and a corresponding household appliance Download PDF

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Publication number
EP1434908B1
EP1434908B1 EP02767294A EP02767294A EP1434908B1 EP 1434908 B1 EP1434908 B1 EP 1434908B1 EP 02767294 A EP02767294 A EP 02767294A EP 02767294 A EP02767294 A EP 02767294A EP 1434908 B1 EP1434908 B1 EP 1434908B1
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EP
European Patent Office
Prior art keywords
safety
domestic appliance
user
stopping
function
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 - Lifetime
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EP02767294A
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German (de)
French (fr)
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EP1434908A1 (en
Inventor
Christian Sechelmann
Gundula Czyzewski
Ingo Schulze
Heinz-Jürgen Bergemann
Konrad Götz
Bernward Reinker
Detlef Jähnert
Matthias Salein
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BSH Hausgeraete GmbH
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BSH Bosch und Siemens Hausgeraete GmbH
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/28Arrangements for program selection, e.g. control panels therefor; Arrangements for indicating program parameters, e.g. the selected program or its progress
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/44Opening, closing or locking of doors
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/58Indications or alarms to the control system or to the user
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/28Arrangements for program selection, e.g. control panels therefor; Arrangements for indicating program parameters, e.g. the selected program or its progress
    • D06F34/32Arrangements for program selection, e.g. control panels therefor; Arrangements for indicating program parameters, e.g. the selected program or its progress characterised by graphical features, e.g. touchscreens

Definitions

  • the invention relates to a method for automatically controlling a water-conducting household appliance for the wet treatment of objects to be cleaned, in particular a programmable front-loading washing machine, with a function for manually stopping a currently running control program and with safety devices for preventing the manual opening of the access door or - Flap to the treatment room if at least one safety criterion requires the operator to be protected.
  • EP 0 384 148 A1 discloses a door closure device for a washing or drying machine.
  • This includes an electromechanical actuator for closing and opening the door, as well as an electrical contact for connecting the actuator.
  • the device further comprises a plurality of electronic comparators which are supplied with voltages which are to be evaluated proportionally to characteristic data of the machine, and reference voltages.
  • the comparators control a logical NOR gate, which in turn drives the electrical contact.
  • This device allows the door to be opened during or after each operating cycle of the machine, in conditions that are safe for an operator.
  • EP 0 859 296 A1 relates to a method for securing a household appliance against unintentional interference with the selected operating sequence.
  • an electrical security lock is activated for the selected program.
  • the invention has for its object to make in a procedure of the type described measures to allow an intervention in the treatment room without security concerns after the program was already started.
  • a treatment room is known to be kept locked from any access.
  • the washing machine door is locked prior to engagement with the drum when the spin process has already begun by the programmable locking of the loading door. Only after the end of the spin cycle, the lock is released, and only when a usually controlled by a bimetallic strip or by a PTC element bar is unlocked.
  • the loading door is locked in its closed position approximately five to ten minutes after the beginning of the program sequence and is no longer released.
  • the only unauthorized solution for the operator to be able to access the treatment room again afterwards is to switch off the mains voltage from the machine and after a waiting time of two to three minutes (cooling time for bimetal or PTC element), which now ignores the safety criteria to open a free door. Then there is the risk of leakage of cold or hot lye and possibly even scalding.
  • the above-mentioned object is achieved in that upon actuation of the stopping function at least once a check routine for checking the safety criterion or the safety criteria is triggered and that the access door or hatch is released for opening, as soon as none of the safety criteria to protect the Operator requires more.
  • the stopping function can now - whether manually or programmatically - define a pause state in which the further program sequence is interrupted.
  • the safety criteria in a washing machine, for example, water level, temperature and drum speed
  • the opening of the window is released.
  • the invention can be developed in a particularly advantageous manner that when stopping the control program an instruction text or pattern is switched to the display device, as long as a safety criterion requires the protection of the operator.
  • the operator can be signaled by the content of the information text or the hint pattern that and why the door still can not be opened. It can now estimate, on the basis of the content of the advertisement itself, whether it is still worthwhile keeping the program sequence stopped and awaiting the expiry of the security lock, or whether the program sequence, e.g. by pressing a start button again, but it is better to continue.
  • the operator can wait; because according to a development of the invention, the safety-relevant text or the safety-relevant hint pattern is turned off by the display device as soon as none of the safety criteria requires the protection of the operator more.
  • an operating handle for stopping the control program may be provided.
  • the stopping can be done for example by the start button, which is also designed as an operating handle for stopping.
  • the household appliance according to the invention with a multi-line display display for texts and patterns whose rows or characters are each assigned to individual operating handles whose correlating function on the control program correlates with the content of the respective display line, and thereby advantageously further developed that a text or pattern with the content "break" is provided.
  • the display 1 contains, according to the number of in each of the arranged in the input field keypads 2 and 3 stacked four buttons four lines in which individual offers are assigned to the respective four-button during the selection phase for a program compilation. In the picture shown, only the lower left quad key is prepared for input, namely to initiate a change.
  • a rotary button 4 for switching on the input field and the program control is arranged.
  • the rotary button 5 To the right of the input field is the rotary button 5, through which a once selected program can be started. If the program is to be stopped because, for example, a forgotten item of laundry is subsequently supplied to the processing process or an item of laundry item already in the laundry item is to be removed again, then the rotary key 5 can be pressed again. Thereafter, the program controller begins a polling routine during which the security criteria are polled.
  • the indication "washing" indicates that the program is currently washing is - a note about such ("temperature too high"), that currently opening the door is not possible because of high temperature. This is a temporary criterion that the operator knows is over. However, the waiting time to sufficiently long cooling u. May be quite long.
  • water level too high indicates a solid state, which can not be changed without a special measure in the program flow. This is known by the operator and can decide whether to initiate this special measure (pumping out) and thus completely restart the work process that has begun, or rather dispense with the intended refilling or removal.
  • automatic processes may be interrupted on other programmatic appliances and this interruption made visible.
  • pictogram-like patterns or sample animations can also be displayed.

Abstract

For the wet treatment of articles to be cleaned, in particular in a program-controlled front-loading washing machine, having a function for manually stopping a currently running control program as well as safety devices for preventing the manual opening of the access door or trap to the washing tank, provided that at least one safety criterion requires the user protection, a function is desired, by means of which the currently running program can be stopped and access to the household appliance is permitted. According to the present invention, the desired function is achieved, whereby, on actuating the stop function at least one time, a test routine for testing the safety criterion or criteria is triggered and the access door or trap is released for the opening thereof, provided that the safety criteria no more require the user protection.

Description

Die Erfindung geht aus von einem Verfahren zum automatischen Steuern eines wasserführenden Haushaltgerätes für die Nassbehandlung von zu reinigenden Gegenständen, insbesondere einer programmgesteuerten Frontlader-Waschmaschine, mit einer Funktion zum manuellen Anhalten eines gerade ablaufenden Steuerprogramms und mit Sicherheitseinrichtungen zum Verhindern des manuellen Öffnens der Zugangstür oder -Klappe zum Behandlungsraum, wenn mindestens ein Sicherheitskriterium den Schutz der Bedieungsperson erfordert.The invention relates to a method for automatically controlling a water-conducting household appliance for the wet treatment of objects to be cleaned, in particular a programmable front-loading washing machine, with a function for manually stopping a currently running control program and with safety devices for preventing the manual opening of the access door or - Flap to the treatment room if at least one safety criterion requires the operator to be protected.

Durch die DE 198 34 230 A1 sind ein Verfahren und eine Vorrichtung zum Einstellen eines Betriebsprogramms eines programmgesteuerten Haushaltgerätes bekannt. Darin wird ein mehrzeiliges Anzeigedisplay beschrieben, durch das eine Vielzahl von Programmfunktionen und weiteren Hinweisen der Bedienungsperson mitgeteilt werden kann.From DE 198 34 230 A1 a method and a device for setting an operating program of a program-controlled household appliance are known. Therein, a multi-line display screen is described, through which a variety of program functions and other instructions to the operator can be communicated.

Aus der EP 0 384 148 A1 geht eine Türverschlusseinrichtung für eine Wasch- oder Trockenmaschine hervor. Diese umfasst einen elektromechanischen Aktuator zum Verschließen und Öffnen der Tür, sowie einen elektrischen Kontakt zum Anschließen des Aktuators. Die Einrichtung umfasst weiter eine Mehrzahl elektronischer Komperatoren welchen Spannungen zugeführt werden, die proportional charakteristischer Daten der Maschine zu werten sind, sowie Vergleichsspannungen. Die Komperatoren steuern ein logisches NOR-Gatter an, welches seinerseits den elektrischen Kontakt ansteuert. Diese Einrichtung gestattet das Öffnen der Tür während oder nach jedem Betriebszyklus der Maschine, in Zuständen, die sicher für eine Bedienungsperson sind.EP 0 384 148 A1 discloses a door closure device for a washing or drying machine. This includes an electromechanical actuator for closing and opening the door, as well as an electrical contact for connecting the actuator. The device further comprises a plurality of electronic comparators which are supplied with voltages which are to be evaluated proportionally to characteristic data of the machine, and reference voltages. The comparators control a logical NOR gate, which in turn drives the electrical contact. This device allows the door to be opened during or after each operating cycle of the machine, in conditions that are safe for an operator.

Die EP 0 859 296 A1 betrifft ein Verfahren zur Sicherung eines Haushaltsgerätes vor unbeabsichtigten Eingriff in den gewählten Betriebsablauf. Um ein gewähltes Waschprogramm gegen unbefugte Veränderung durch einen Dritten zu schützen, wird durch gleichzeitiges Betätigen mindestens zweier der Programmeingabeelemente eine elektrische Sicherungs-Sperre für das angewählte Programm aktiviert.EP 0 859 296 A1 relates to a method for securing a household appliance against unintentional interference with the selected operating sequence. In order to protect a selected wash program against unauthorized modification by a third party, by simultaneously pressing at least two of the program input elements, an electrical security lock is activated for the selected program.

Der Erfindung liegt die Aufgabe zugrunde, bei einem Verfahren der eingang beschriebenen Art Maßnahmen zu treffen, die einen Eingriff in den Behandlungsraum ohne Sicherheitsbedenken gestatten, nachdem das Programm bereits angelaufen war.The invention has for its object to make in a procedure of the type described measures to allow an intervention in the treatment room without security concerns after the program was already started.

Sofern nämlich nach dem Anlaufen eines gestarteten Programmes Sicherheitskriterien zu beachten sind, bevor in den Behandlungsraum eingegriffen werden kann, ist ein solcher Behandlungsraum bekanntermaßen vor jedem Zugriff gesperrt zu halten. Beispielsweise ist die Waschmaschinentür vor dem Eingriff in die Trommel gesperrt, wenn der Schleuderprozess bereits begonnen hat, indem die Beschickungstür programmgesteuert verriegelt ist. Erst nach dem Ende des Schleuderganges wird die Verriegelung aufgehoben, und zwar erst dann, wenn ein zumeist durch einen Bimetallstreifen oder durch ein PTC-Element gesteuerter Riegel entsperrt wird.If safety criteria are to be observed after the start of a started program before it can be intervened in the treatment room, such a treatment room is known to be kept locked from any access. For example, the washing machine door is locked prior to engagement with the drum when the spin process has already begun by the programmable locking of the loading door. Only after the end of the spin cycle, the lock is released, and only when a usually controlled by a bimetallic strip or by a PTC element bar is unlocked.

Im übrigen wird im allgemeinen bei Frontlader-Waschmaschinen die Beschickungstür in ihrer Verschlussstellung ca. fünf bis zehn Minuten nach Beginn des Programmablaufs verriegelt und nicht mehr freigegeben. Die einzige, nicht autorisierte Lösung für die Bedienungsperson, danach nochmals in den Behandlungsraum zugreifen zu können, besteht darin, die Netzspannnung von der Maschine abzuschalten und nach einer Wartezeit von zwei bis drei Minuten (Abkühlzeit für Bimetall oder PTC-Element) die nun ohne Beachtung der Sicherheitskriterien frei gegebene Tür zu öffnen. Dann besteht allerdings die Gefahr des Auslaufens von kalter oder heißer Lauge und ggf. sogar der Verbrühung.Moreover, in the case of front-loading washing machines, the loading door is locked in its closed position approximately five to ten minutes after the beginning of the program sequence and is no longer released. The only unauthorized solution for the operator to be able to access the treatment room again afterwards is to switch off the mains voltage from the machine and after a waiting time of two to three minutes (cooling time for bimetal or PTC element), which now ignores the safety criteria to open a free door. Then there is the risk of leakage of cold or hot lye and possibly even scalding.

Gemäß der vorliegenden Erfindung wird die vorstehend genannte Aufgabe dadurch gelöst, dass beim Betätigen der Anhaltefunktion mindestens einmal eine Prüfroutine zur Überprüfung des Sicherheitskriteriums bzw. der Sicherheitskriterien ausgelöst wird und dass die Zugangstür oder -Klappe zum Öffnen freigegeben wird, sobald keines der Sicherheitskriterien den Schutz der Bedienungsperson mehr erfordert. Während des Bearbeitungsprogramms ist nun zwar die Zugangstür weiterhin verriegelt. Die Anhaltefunktion kann nun aber - ob manuell oder programmgesteuert - einen Pause-Zustand definieren, in dem der weitere Programmablauf unterbrochen wird. Während dieses Pause-Zustands werden die Sicherheitskriterien (bei einer Waschmaschine beispielsweise Wasserstand, Temperatur und Trommeldrehzahl) periodisch geprüft, bis keines der Sicherheitskriterien mehr den Schutz der Bedienungsperson erfordert. Dann wird das Öffnen des Fensters freigegeben.According to the present invention, the above-mentioned object is achieved in that upon actuation of the stopping function at least once a check routine for checking the safety criterion or the safety criteria is triggered and that the access door or hatch is released for opening, as soon as none of the safety criteria to protect the Operator requires more. During the processing program, the access door is still locked. The stopping function can now - whether manually or programmatically - define a pause state in which the further program sequence is interrupted. During this pause state, the safety criteria (in a washing machine, for example, water level, temperature and drum speed) are periodically checked until none of the safety criteria requires operator protection. Then the opening of the window is released.

Bei einem Haushaltgerät mit einer Einrichtung zum Anzeigen von Texten oder Mustern kann die Erfindung in besonders vorteilhafter Weise dadurch weitergebildet sein, dass beim Anhalten des Steuerprogrammms ein Hinweistext oder -muster auf die Anzeigeeinrichtung geschaltet wird, solange ein Sicherheitskriterium den Schutz der Bedienungsperson erfordert. Dann kann nämlich der Bedienungsperson durch den Inhalt des Hinweistextes oder des Hinweismusters signalisiert werden, dass und warum sich die Tür immer noch nicht öffnen lässt. Sie kann nun anhand des Inhalts der Anzeige selbst abschätzen, ob es sich lohnt, den Programmablauf weiterhin gestoppt zu halten und das Erlöschen der Sicherheitssperre abzuwarten, oder ob der Programmablauf, z.B. durch erneutes Drücken einer Starttaste, doch besser fortzusetzen ist.In a household appliance with a device for displaying texts or patterns, the invention can be developed in a particularly advantageous manner that when stopping the control program an instruction text or pattern is switched to the display device, as long as a safety criterion requires the protection of the operator. In that case, the operator can be signaled by the content of the information text or the hint pattern that and why the door still can not be opened. It can now estimate, on the basis of the content of the advertisement itself, whether it is still worthwhile keeping the program sequence stopped and awaiting the expiry of the security lock, or whether the program sequence, e.g. by pressing a start button again, but it is better to continue.

Andernfalls kann die Bedienungsperson warten; denn nach einer Weiterbildung der Erfindung wird der sicherheitsrelevante Hinweistext oder das sicherheitsrelevante Hinweismuster von der Anzeigeeinrichtung abgeschaltet, sobald keines der Sicherheitskriterien den Schutz der Bedienungsperson mehr erfordert.Otherwise, the operator can wait; because according to a development of the invention, the safety-relevant text or the safety-relevant hint pattern is turned off by the display device as soon as none of the safety criteria requires the protection of the operator more.

In einem Haushaltgerät mit einem Anzeigedisplay zur Durchführung des vorstehend beschriebenen Verfahrens kann eine Bedienungshandhabe zum Anhalten des Steuerprogramms vorgesehen sein. Das Anhalten kann beispielsweise durch die Starttaste erfolgen, die zugleich als Bedienungshandhabe zum Anhalten ausgebildet ist.In a household appliance with a display for performing the method described above, an operating handle for stopping the control program may be provided. The stopping can be done for example by the start button, which is also designed as an operating handle for stopping.

Es kann aber auch für die Dauer des Programmablaufs einer Bedienungshandhabe die Funktion im Display zugeordnet und angezeigt werden, durch die ein Anhalten ermöglicht wird (Anzeige "Nachlegen?"). Dazu ist das erfindungsgemäße Haushaltgerät mit einem mehrzeiligen Anzeigedisplay für Texte und Muster versehen, deren Zeilen bzw. Zeichen jeweils einzelnen Bedienungshandhaben zugeordnet sind, deren auf das Steuerprogramm einwirkende Funktion mit dem Inhalt aus der jeweiligen Anzeigezeile korreliert, und dadurch vorteilhaft weitergebildet, dass ein Text oder Muster mit dem Inhalt "Pause" vorgesehen ist.However, it is also possible to assign and display the function in the display for the duration of the program sequence of an operating handle, by means of which stopping is enabled (display "Refilling?"). For this purpose, the household appliance according to the invention with a multi-line display display for texts and patterns whose rows or characters are each assigned to individual operating handles whose correlating function on the control program correlates with the content of the respective display line, and thereby advantageously further developed that a text or pattern with the content "break" is provided.

Anhand eines in einem schematisch dargestellten Display realisierten Ausführungsbeispiels werden weitere Aspekte des erfindungsgemäßen Verfahrens und des zur Durchführung dieses Verfahrens geeigneten Haushaltgerätes (hier eine Waschmaschine) nachstehend erläutert.On the basis of an exemplary embodiment realized in a schematically illustrated display, further aspects of the method according to the invention and of the household appliance (here a washing machine) suitable for carrying out this method are explained below.

Das Display 1 enthält entsprechend der Zahl der in jeder der im Eingabefeld außerdem angeordneten Tastenbänke 2 und 3 übereinander angeordneten Vierecktasten vier Zeilen, in denen während der Auswahlphase für eine Programmzusammenstellung den jeweiligen Vierecktasten einzelne Angebote zugeordnet sind. Im dargestellten Bild ist nur die linke untere Vierecktaste für eine Eingabe vorbereitet, nämlich um eine Änderung einzuleiten.The display 1 contains, according to the number of in each of the arranged in the input field keypads 2 and 3 stacked four buttons four lines in which individual offers are assigned to the respective four-button during the selection phase for a program compilation. In the picture shown, only the lower left quad key is prepared for input, namely to initiate a change.

Links neben dem Eingabefeld ist eine Rundtaste 4 zum Einschalten des Eingabefeldes und der Programmsteuerung angeordnet. Rechts neben dem Eingabefeld befindet sich die Rundtaste 5, durch die ein einmal ausgewähltes Programm gestartet werden kann. Soll das Programm angehalten werden, weil beispielsweise ein vergessenes Wäschestück noch nachträglich dem Bearbeitungsprozess zugeführt oder ein bereits im Wäscheposten befindliches Wäschestück wieder entnommen werden soll, dann kann die Rundtaste 5 erneut gedrückt werden. Daraufhin beginnt das Programmsteuergerät eine Abfrageroutine, während der die Sicherheitskriterien abgefragt werden.To the left of the input field, a rotary button 4 for switching on the input field and the program control is arranged. To the right of the input field is the rotary button 5, through which a once selected program can be started. If the program is to be stopped because, for example, a forgotten item of laundry is subsequently supplied to the processing process or an item of laundry item already in the laundry item is to be removed again, then the rotary key 5 can be pressed again. Thereafter, the program controller begins a polling routine during which the security criteria are polled.

Ist beispielsweise die Temperatur der Lauge bereits bedenklich hoch, dann erscheint in dem Anzeigefeld 6, das während des Programmablaufs mit dem jeweiligen Hinweis über den gerade vorliegenden Programmstand beschaltet ist - im vorliegenden Bild zeigt die Angabe "Waschen" an, dass der Programmablauf aktuellerweise beim Waschen ist -, ein Hinweis etwa derart ("Temperatur zu hoch"), dass derzeit ein Öffnen der Tür wegen zu hoher Temperatur nicht möglich ist. Dies ist ein temporäres Kriterium, von dem die Bedienungsperson weiß, dass es vorüber geht. Allerdings kann die Wartezeit bis zur genügend weiten Abkühlung u. U. recht lang sein.For example, if the temperature of the liquor is already alarming high, then appears in the display panel 6, which is connected during the program with the respective note about the current program level - in the present picture, the indication "washing" indicates that the program is currently washing is - a note about such ("temperature too high"), that currently opening the door is not possible because of high temperature. This is a temporary criterion that the operator knows is over. However, the waiting time to sufficiently long cooling u. May be quite long.

Dies ist beim Schleuderprozess anders, wenn der Programmablauf hier etwa noch angehalten werden soll. Dann wird nach dem Stoppen des Prozesses zunächst angezeigt "Drehzahl zu hoch", weil beim Einleiten der Unterbrechung die Trommel mit einer hohen Drehzahl betrieben wird, bei der die Berührung mit der Wäsche oder Wäschetrommel gefährlich werden kann. Auch dann wird wieder die Abfrageroutine eingeleitet und beim Sicherheitskriterium "Drehzahl" eine noch zu hohe Trommeldrehzahl ausgemacht. Ergo erscheint in der Anzeige der Hinweis "Drehzahl zu hoch", bis bereits kurze Zeit nach Abschalten des Schleuderantriebs die Trommel ausgelaufen ist. Dann erlischt der Warnhinweis, statt dessen erscheint der Hinweis "Nachlegen möglich" und die Tür wird zum Öffnen frei gegeben. Hierfür musste die Bedienungsperson nicht lange warten.This is different in the spin process, if the program is about to be stopped here. Then, after stopping the process, "speed too high" is initially displayed because when the interruption is initiated, the drum is operated at a high speed at which contact with the laundry or laundry drum can be dangerous. Even then, the query routine is initiated again and identified in the safety criterion "speed" still too high a drum speed. Ergo, the message "Speed too high" appears in the display until the drum has already run out a short time after the spin drive has been switched off. The warning message then goes out, instead the message "Refueling possible" appears and the door is released for opening. The operator did not have to wait long for this.

Entsprechendes gilt für den Hinweis "Wasserstand zu hoch", der allerdings einen festen Zustand kennzeichnet, der nicht ohne eine Sondermaßnahme im Programmablauf zu ändern ist. Dies weiß die Bedienungsperson und kann sich entscheiden, ob sie diese Sondermaßnahme (Abpumpen) einleiten und damit den begonnenen Arbeitsprozess völlig neu starten oder doch lieber auf das beabsichtigte Nachlegen oder Entnehmen verzichten will.The same applies to the note "water level too high", but which indicates a solid state, which can not be changed without a special measure in the program flow. This is known by the operator and can decide whether to initiate this special measure (pumping out) and thus completely restart the work process that has begun, or rather dispense with the intended refilling or removal.

In ähnlicher Weise können automatische Prozesse bei anderen programmgesteuerten Haushaltgeräten unterbrochen und diese Unterbrechung sichtbar gemacht werden. Statt der alphanumerischen Anzeige können auch piktogrammartige Muster oder Musteranimationen angezeigt werden.Similarly, automatic processes may be interrupted on other programmatic appliances and this interruption made visible. Instead of the alphanumeric display, pictogram-like patterns or sample animations can also be displayed.

Claims (10)

  1. Method for automatic control of a water-conducting domestic appliance for wet-treatment of articles to be cleaned, particularly a program-controlled front-loading washing machine, with a function for manual stopping of a just-running control program and with safety devices for preventing manual opening of the access door or access flap to the treatment chamber when at least one safety criterion requires protection of the user, characterised in that on actuation of the stopping function at least one check routine for checking the safety criterion or the safety criteria is triggered and that the access door or access flap is released for opening as soon as none of the safety criteria continues to require protection of the user.
  2. Method according to claim 1 in a domestic appliance with a device (1) for displaying texts or patterns, characterised in that on stopping of the control program an advisory text or pattern is applied to the indicating device (1) as long as a safety criterion requires protection of the user.
  3. Method according to claim 2, characterised in that the advisory text or the advisory pattern reproduces the content of the safety criterion.
  4. Method according to claim 2 or 3, characterised in that the safety-relevant advisory text or the safety-relevant advisory pattern is switched off by the indicating device (1) as soon as none of the safety criteria continues to require protection of the user.
  5. Domestic appliance with an indicating display (1), equipped for automatic control of a wet treatment of articles to be cleaned, with a function for manual stopping of a just-running control program and with safety devices for preventing manual opening of the access door or access flap to the treatment chamber when at least one safety criterion requires protection of the user, characterised in that a manual operating means (5) for stopping the control program is provided and that on actuation of the stopping function at least one check routine for checking the safety criterion or the safety criteria is triggered and that the access door or access flap is freed for opening as soon as no safety criterion continues to require protection of the user.
  6. Domestic appliance according to claim 5 with a multi-line indicating display (1) for texts and patterns, the lines or signs of which are each associated with a respective individual manual operating means (2, 3), the function of which acting on the control program is correlated with the content of the respective indicating line, characterised in that a text or pattern with the content "Pause" is provided.
  7. Domestic appliance according to claim 6, characterised in that the text or pattern with the content "Pause" in the indicating display (1) is associated with a further text or a further pattern advising the content of the safety criterion requiring the protection of the user as long as the access door or access flap is for that reason blocked against opening.
  8. Domestic appliance according to one of claims 5 to 7, which is constructed as a washing machine and in which a specific maximum level of the solution in the solution container is one of the safety criteria.
  9. Domestic appliance according to one of claims 5 to 7, which is constructed as a washing machine and in which a specific maximum height of the solution temperature is one of the safety criteria.
  10. Domestic appliance according to one of claims 5 to 7, which is constructed as a washing machine and in which a specific maximum height of the drum rotational speed is one of the safety criteria
EP02767294A 2001-10-01 2002-07-31 Method for the automatic control of a water-carrying household appliance and a corresponding household appliance Expired - Lifetime EP1434908B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10148452A DE10148452A1 (en) 2001-10-01 2001-10-01 Method for automatically controlling a water-carrying household appliance and household appliance therefor
DE10148452 2001-10-01
PCT/EP2002/008556 WO2003029548A1 (en) 2001-10-01 2002-07-31 Method for the automatic control of a water-carrying household appliance and a corresponding household appliance

Publications (2)

Publication Number Publication Date
EP1434908A1 EP1434908A1 (en) 2004-07-07
EP1434908B1 true EP1434908B1 (en) 2006-12-13

Family

ID=7701021

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02767294A Expired - Lifetime EP1434908B1 (en) 2001-10-01 2002-07-31 Method for the automatic control of a water-carrying household appliance and a corresponding household appliance

Country Status (6)

Country Link
EP (1) EP1434908B1 (en)
AT (1) ATE348213T1 (en)
DE (2) DE10148452A1 (en)
ES (1) ES2276957T3 (en)
PL (1) PL207796B1 (en)
WO (1) WO2003029548A1 (en)

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DE102020200254A1 (en) * 2020-01-10 2021-07-15 BSH Hausgeräte GmbH Domestic dishwasher and method of operating a domestic dishwasher

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KR101250549B1 (en) 2006-08-14 2013-04-03 엘지전자 주식회사 Control method of door open for a laundry treatment machine
DE102010028368A1 (en) * 2010-04-29 2011-11-03 BSH Bosch und Siemens Hausgeräte GmbH Process for treating laundry in a washing machine
CN105386279B (en) * 2014-08-07 2019-11-19 博西华电器(江苏)有限公司 Clothes treatment device and its control method
CN105463777B (en) * 2014-08-07 2019-06-25 博西华电器(江苏)有限公司 Clothes treatment device and its control method with pause function
CN105568619A (en) * 2015-12-15 2016-05-11 无锡小天鹅股份有限公司 Washing machine and door lock control method thereof
DE102015122082A1 (en) * 2015-12-17 2017-06-22 Miele & Cie. Kg Method of operating a washing machine and washing machine
TR201721926A2 (en) * 2017-12-26 2019-07-22 Arcelik As
CN108958073B (en) * 2018-06-19 2020-10-20 珠海格力电器股份有限公司 Method and electric appliance for verifying product function point logic by using experimental big data

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IT1234686B (en) * 1989-02-21 1992-05-26 Zanussi A Spa Industrie DOOR LOCKING DEVICE FOR WASHING MACHINES OR TOWELS.
DE19705818A1 (en) * 1997-02-15 1998-08-20 Aeg Hausgeraete Gmbh Procedure for securing a household appliance against unintentional interference in the selected operating procedure
DE19834230B4 (en) * 1998-07-29 2016-08-18 BSH Hausgeräte GmbH Method and device for setting an operating program of a program-controlled household appliance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020200254A1 (en) * 2020-01-10 2021-07-15 BSH Hausgeräte GmbH Domestic dishwasher and method of operating a domestic dishwasher
DE102020200254B4 (en) 2020-01-10 2024-03-28 BSH Hausgeräte GmbH Household dishwasher and method for operating a household dishwasher

Also Published As

Publication number Publication date
ES2276957T3 (en) 2007-07-01
DE50208965D1 (en) 2007-01-25
ATE348213T1 (en) 2007-01-15
PL367333A1 (en) 2005-02-21
PL207796B1 (en) 2011-02-28
WO2003029548A1 (en) 2003-04-10
EP1434908A1 (en) 2004-07-07
DE10148452A1 (en) 2003-05-22

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