EP2451334B1 - Laive-vaisselle avec porte à ouverture automatique - Google Patents

Laive-vaisselle avec porte à ouverture automatique Download PDF

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Publication number
EP2451334B1
EP2451334B1 EP10724859.3A EP10724859A EP2451334B1 EP 2451334 B1 EP2451334 B1 EP 2451334B1 EP 10724859 A EP10724859 A EP 10724859A EP 2451334 B1 EP2451334 B1 EP 2451334B1
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EP
European Patent Office
Prior art keywords
door
latching means
dishwasher
actuator
fixed
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.)
Active
Application number
EP10724859.3A
Other languages
German (de)
English (en)
Other versions
EP2451334A1 (fr
Inventor
Sena Davasligil
Mehmet Durmaz
Mehmet Fatih Sozbir
Erkan Kahraman
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.)
Arcelik AS
Original Assignee
Arcelik AS
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 Arcelik AS filed Critical Arcelik AS
Priority to PL10724859T priority Critical patent/PL2451334T3/pl
Publication of EP2451334A1 publication Critical patent/EP2451334A1/fr
Application granted granted Critical
Publication of EP2451334B1 publication Critical patent/EP2451334B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4251Details of the casing
    • A47L15/4257Details of the loading door
    • A47L15/4259Arrangements of locking or security/safety devices for doors, e.g. door latches, switch to stop operation when door is open
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/48Drying arrangements
    • A47L15/488Connections of the tub with the ambient air, e.g. air intake or venting arrangements
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2401/00Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/20Time, e.g. elapsed operating time
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00Output 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
    • A47L2501/22Loading doors, e.g. door latches, inflatable door seals
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/40Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/404Function thereof
    • E05Y2201/422Function thereof for opening
    • E05Y2201/426Function thereof for opening for the initial opening movement
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/40Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/43Motors
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00Application of doors, windows, wings or fittings thereof
    • E05Y2900/30Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/304Application of doors, windows, wings or fittings thereof for domestic appliances for dishwashers

Definitions

  • the present invention relates to a dishwasher the door of which opens automatically.
  • the body wherein the washing process is performed is closed by a door mounted such as to rotate in the horizontal axis.
  • dishwashers are provided wherein the drying process is performed at low temperature and the door opens automatically after the program is completed so that the drying process is maintained to be effective and efficient.
  • the steam inside the body is discharged out of the dishwasher preventing condensation on the washed items. The user is not harmed since the discharged steam is at a low temperature.
  • the door is opened by pushing a lock latch extending from the body.
  • the fast falling of the door can both harm the door hinge and the user.
  • the door in order to prevent the door from falling in this way, the door is partially opened by pushing slightly the lock latch extending from the body without dislodging it from the lock housing on the door.
  • the door can be detected to be closed since the lock latch is still in the lock housing.
  • German Patent Application No DE102005028448 in the disclosed dishwasher, the door is partially opened by a pin containing the latch therein moving towards the door, which is moved by the gear driven with a motor situated on the body.
  • Document DE-C1-4420775 discloses a dishwasher comprising a body, side walls that cover the side surfaces of the body, a door providing access into the body, a latching means borne to the body such as to move and a clamp situated on the door, which locks the door when the latching means is inserted therein, and an actuator having one end fixed to the body and the other end fixed to said latching means, for releasing said same latching means from the clamp.
  • the aim of the present invention is the realization of a dishwasher wherein the door is opened easily at the end of the program.
  • a clamp and a latching means which is borne on the body such as to move back and forth and which is locked by inserting into the clamp are provided on the door.
  • an actuator is used for dislodging the latching means from the clamp without requiring user intervention.
  • One end of the actuator is fixed to the body and the other end to the latching means.
  • the actuator heats up when the electric current is supplied thereto and thus the length of the actuator changes.
  • the latching means is dislodged from the clamp as the actuator pulls it towards the body by means of its changed length.
  • a pin is disposed on the end of the actuator, the length of which changes when heated.
  • the latching means is dislodged from the clamp by two actuators.
  • the pins contact each other and thus provide twice as much pushing distance and force.
  • the actuators are disposed in a housing.
  • the housing is mounted into a slot bored on the traverse.
  • the latching means mounted to the housing from an aperture on one side of the housing, can move forward and backward inside the aperture.
  • a shaft is disposed between the pins of the two actuators.
  • the shaft is used for transferring the motion of the pins to one another.
  • the dishwasher furthermore comprises a door partial-opener mechanism, situated on the side wall, which applies force to the door so that the door slightly moves away from the body.
  • the door partial-opener mechanism is a cam that pushes the door by being actuated with a motor.
  • the door partial-opener mechanism comprises a door partial opening spring and a spring trigger, with one end fixed to the door partial opening spring, the other end to the body, the length of which changes by heating up when the electric current is applied, thus releasing the door partial-opener spring so that the door separates from the body partially, and when cooled stretches the door partial-opener spring to close the door once again.
  • the door can be opened as a result of the actuator changing dimension by heating up when the electric current supplied thereby dislodging the latching means from the clamp on the door without requiring the user intervention.
  • the steam inside the dishwasher can be discharged by means of the door partial-opener mechanism opening the door slightly.
  • Figure 1 - is the perspective view of a dishwasher.
  • Figure 2 - is the perspective view of a door partial-opener mechanism in an embodiment of the present invention.
  • Figure 3 - is the perspective view of a latching means and an actuator in an embodiment of the present invention.
  • Figure 4 - is the perspective view of the latching means and the actuator in another embodiment of the present invention.
  • Figure 5 - is the perspective view of the latching means and two actuators in another embodiment of the present invention.
  • Figure 6 - is the perspective view of a traverse and the latching means in an embodiment of the present invention.
  • Figure 7 - is the exploded perspective view of the actuators and latching means grouped in a housing in an embodiment of the present invention.
  • the dishwasher (1) comprises a body (2), side walls (3) that cover the side surfaces of the body (2), a door (4) providing access into the body (2), a latching means (5) borne to the body (2) such as to move, and a clamp (6) situated on the door (4) which locks the door (4) when the latching means (5) is inserted therein.
  • the dishwasher (1) furthermore comprises at least one actuator (7) with one end fixed to the body (2) the other end to the latching means (5), the length of which changes by heating up when the electric current is supplied, and dislodges the latching means (5) from the clamp (6) by pulling towards the body (2) ( Figure 1 ).
  • the latching means (5) is locked in the clamp (6) while the door (4) is closed. After the washing process is over, the latching means (5) is released from the clamp (6) by being pulled by means of the actuator (7) without requiring user intervention. Thus, the electric line on the door (4) is interrupted.
  • the actuator (7) is used for releasing the latching means (5) from the clamp (6) by being pulled.
  • the actuator (7) lengthens or shortens by heating up when the electric current passes through and dislodges the latching means (5) from the clamp (6).
  • the actuator (7) used for releasing the door (4) by pulling the latching means (5) is a low cost, simple element that occupies a small space.
  • the actuator (7) releases the door (4) so that the door (4) can be opened by pulling the latching means (5) in order to discharge the steam out after the washing process is completed, without requiring drying the dishes at high temperature.
  • the actuator (7) is preferably controlled by a control unit which controls the washing process.
  • the actuator (7) comprises a pin (10) at one end, the length of which changes by heating up when current is supplied to the actuator (7). Electricity is supplied to the actuator (7) after the drying process and the pin (10) is provided to lengthen or shorten.
  • the pin (10) fixed to the traverse (8) cannot push the traverse (8) while lengthening, it pushes the actuator (7) fixed to the latching means (5) to move thereof away from the door (4).
  • the actuator (7) moves the latching means (5) away from the door (4) together with itself and dislodges from the clamp (6) ( Figure 3 ).
  • the pin (10) fixed to the rear portion of the latching means (5) shortens when heated up and pulls the latching means (5) towards the body (2) ( Figure 4 ).
  • the latching means (5) is in the form of a plate and comprises a cavity (17) at its portion which bears on the body (2) wherein the actuator (7, 107) is inserted.
  • the latching means (5) and the actuator (7 or 107) are provided to occupy less space ( Figure 3 and 4 ).
  • the dishwasher (1) comprises a motion transmitter (not shown in the figures) with one end fixed to the latching means (5) such as to rotate, and the other end to the actuator (7), mounted to the body (2) such as to rotate from a point closer to the actuator (7) than the latching means (5).
  • a motion transmitter By means of this motion transmitter, lengthening of the actuator (7) causes a greater forward movement in the latching means (5).
  • the dishwasher (1) comprises an actuator (207) fixed to the latching means (5) and another actuator (107) fixed to the body (2) or the traverse (8).
  • the pins (10) of the actuators (107 and 207) are in contact with one another and move the latching means (5) away from the door (4) while pushing one another when it lengthens by heating up ( Figure 5 ).
  • the dishwasher (1) comprises at least one slot (11) situated on the vertical wall of the traverse (8) and a housing (13) in the form of a closed box, which can be mounted into the slot (11), having at least one aperture (12) on its surface facing the door (4) wherein the latching means (5) can pass, with the actuator (7 or 207) fixed on its inner wall.
  • the housing (13) which can be mounted to and dismounted from the slot (11) situated in the traverse (8), instead of mounting the actuator (7) to the traverse (8) during production, the housing (13) which is previously grouped with the actuator (7) can be mounted easily ( Figure 6 and 7 ).
  • the dishwasher (1) comprises an actuator (207) fixed to the latching means (5) and another actuator (107) fixed in the housing (13).
  • the pins (10) which lengthen by heating up when the electric current is supplied push one another and thus the latching means (5) moves inside the housing (13) such as to be separated from the door (4).
  • the dishwasher (1) comprises a shaft (14), disposed between the two actuators (107, 207), with one end mounted to the pin (10) of one, the other end to the pin (10) of the other.
  • the shaft (14) transfers the movement of the pins (10) to one another by providing a distance as wide as the traverse (8) width between for example the actuator (107) fixed to the wider traverse (8) and the actuator (207) fixed to the latching means (5) ( Figure 5 ).
  • the dishwasher (1) furthermore comprises a door partial-opener mechanism (9) disposed on the side wall (3), exerting force towards the door (4), moving the door (4) away from the side wall (3) slightly after the latching means (5) is released from the clamp (6).
  • the door partial-opener mechanism (9) is a cam moved by a motor which is triggered after the latching means (5) is pulled.
  • the door partial-opener mechanism (9) comprises a door partial-opener spring (15), mounted to the surface of the side wall (3) contacting the door (4) and a spring trigger (16) disposed to the end of the door partial-opener spring (15), the length of which changes by heating up when the electric current is supplied, opening the door (4) slightly, resuming its initial length by cooling down when the electric current is cut off and allowing the door (4) to be closed.
  • the door (4) being released after the latching means (5) is pulled, opens slightly by means of the spring trigger (16) which lengthens due to heating.
  • the spring trigger (16) kept heated by supplying electric current during the time period required for discharging steam determined by the producer, gets cold as the current is cut off, resuming its initial state. Thus, the door (4) closes again ( Figure 2 ).
  • the door (4) is provided to be brought to openable condition after the washing process is finished by dislodging the latching means (5) from the clamp (6) with the actuator (7) without requiring user intervention. Thereafter, the door (4) is opened slightly by pushing of the door partial-opener mechanism (9) and effective drying is provided by discharging the steam remaining inside the body (2). Thus, performing high temperature drying process is not necessary. Moreover, safety of the door (4) is provided as a result of the electric line being interrupted upon dislodging of the latching means (5) from the clamp (6) and afterwards is prevented from falling by being opened slowly and partially by means of the door partial-opener mechanism (9).

Landscapes

  • Washing And Drying Of Tableware (AREA)

Claims (11)

  1. Un lave-vaisselle (1) comprenant un corps (2), des parois latérales (3) qui couvrent les surfaces latérales du corps (2), une porte (4) permettant l'accès dans le corps (2), un moyen de verrouillage (5) placé sur le corps (2) de manière mobile et une pièce de serrage (6) située sur la porte (4) qui verrouille la porte (4) lorsque le moyen de verrouillage (5) y est inséré, caractérisé par au moins un actionneur (7) dont une extrémité est fixée au corps (2) et l'autre extrémité est fixée au moyen de verrouillage (5), dont la longueur change par chauffage lorsqu'un courant électrique est appliqué et qui lâche le moyen de verrouillage (5) de la pièce de serrage (6) en tirant ledit moyen de verrouillage (5) vers le corps (2).
  2. Un lave-vaisselle (1) selon la Revendication 1, caractérisé par au moins une traverse (8) suspendue entre les parois latérales (3) à la partie supérieure du corps (2) et l'actionneur (7) dont une extrémité est fixée à la traverse (8) et l'autre extrémité est fixée au moyen de verrouillage (5).
  3. Un lave-vaisselle (1) selon l'une quelconque des revendications précédentes, caractérisé par l'actionneur (7) ayant une goupille (10) dont la longueur change par chauffage lorsque le courant est appliqué à l'actionneur (7).
  4. Un lave-vaisselle (1) selon l'une quelconque des revendications précédentes, caractérisé par le moyen de verrouillage (5) en forme d'une plaque, ayant une cavité (17) à la partie supportée par le corps (2) dans laquelle l'actionneur (7, 107) est disposé.
  5. Un lave-vaisselle (1) selon les revendications de 2 à 4, caractérisé par un transmetteur de mouvement dont une extrémité est fixée au moyen de verrouillage (5) de manière rotative et l'autre extrémité est fixée à l'actionneur (7), qui est monté sur le corps (2) ou la traverse (8) de manière à tourner à un point plus proche de l'actionneur (7) que le moyen de verrouillage (5).
  6. Un lave-vaisselle (1) selon les revendications de 2 à 5, caractérisé par au moins une fente (11) située sur la paroi verticale de la traverse (8) et un logement (13) qui peut être monté dans la fente (11), en forme d'une boîte fermée, ayant au moins une ouverture (12) sur sa surface faisant face à la porte (4), à travers laquelle le moyen de verrouillage (5) peut passer, avec l'actionneur (7) fixé sur sa paroi interne.
  7. Un lave-vaisselle (1) selon les revendications de 2 à 6, caractérisé par deux actionneurs (107, 207), dont l'un (207) est fixé au moyen de verrouillage (5) et l'autre (107) est fixé à la traverse (8), leurs goupilles (10) étant en contact l'une avec l'autre, éloignant le moyen de verrouillage (5) de la porte (4) tandis que les goupilles (10) poussent l'une l'autre lorsqu'elles sont chauffées.
  8. Un lave-vaisselle (1) selon les revendications de 3 à 6, caractérisé par deux actionneurs (107, 207), dont l'un (207) est fixé au moyen de verrouillage (5) et l'autre (107) est fixé à l'intérieur du logement (13), leurs goupilles (10) étant en contact l'une avec l'autre, éloignant le moyen de verrouillage (5) de la porte (4) tandis que les goupilles (10) poussent l'une l'autre lorsqu'elles sont chauffées.
  9. Un lave-vaisselle (1) selon les Revendications 7 ou 8, caractérisé par un arbre (14) disposé entre les deux actionneurs (107, 207), dont une extrémité est montée à la goupille (10) de l'un de ceux-ci et l'autre extrémité est montée à la goupille (10) de l'autre.
  10. Un lave-vaisselle (1) selon l'une quelconque des revendications précédentes, caractérisé par un mécanisme d'entrouverture de porte (9) disposé sur la paroi latérale (3), qui applique une force vers la porte (4) et qui sépare la porte (4) de la paroi latérale (3) légèrement après que le moyen de verrouillage (5) est libéré de la pièce de serrage (6).
  11. Un lave-vaisselle (1) selon la Revendication 10, caractérisé par le mécanisme d'entrouverture de porte (9) ayant un ressort d'entrouverture de porte (15) monté sur la surface de la paroi latérale (3) en contact avec la porte (4) et un déclic de ressort (16) disposé à l'extrémité du ressort d'entrouverture de porte (15), dont la longueur change par chauffage lorsque le courant électrique est appliqué, ouvrant la porte (4) légèrement, reprenant sa longueur initiale en refroidissant lorsque le courant électrique est coupé et permettant à la porte (4) d'être fermée.
EP10724859.3A 2009-07-07 2010-06-16 Laive-vaisselle avec porte à ouverture automatique Active EP2451334B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL10724859T PL2451334T3 (pl) 2009-07-07 2010-06-16 Zmywarka z drzwiczkami otwieranymi automatycznie

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR200905279 2009-07-07
PCT/EP2010/058502 WO2011003714A1 (fr) 2009-07-07 2010-06-16 Lave-vaisselle à ouverture de porte automatique

Publications (2)

Publication Number Publication Date
EP2451334A1 EP2451334A1 (fr) 2012-05-16
EP2451334B1 true EP2451334B1 (fr) 2013-06-05

Family

ID=42942174

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10724859.3A Active EP2451334B1 (fr) 2009-07-07 2010-06-16 Laive-vaisselle avec porte à ouverture automatique

Country Status (4)

Country Link
EP (1) EP2451334B1 (fr)
ES (1) ES2424224T3 (fr)
PL (1) PL2451334T3 (fr)
WO (1) WO2011003714A1 (fr)

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PL2394561T3 (pl) * 2010-05-12 2013-04-30 Miele & Cie Automat do zmywania, zwłaszcza domowa zmywarka do naczyń, z automatycznie otwieranymi drzwiami
ITTO20120124A1 (it) 2012-02-13 2013-08-14 Elbi Int Spa Dispositivo per la chiusura di una porta di un apparecchio elettrodomestico, in particolare per una macchina lavatrice, quale una macchina lavastoviglie.
FR2992157B1 (fr) * 2012-06-25 2015-01-09 Fagorbrandt Sas Machine a laver et a secher la vaisselle comprenant un dispositif d'ouverture de porte
DE102012211254A1 (de) 2012-06-29 2014-01-02 BSH Bosch und Siemens Hausgeräte GmbH Haushaltsgerät mit einer Verriegelungsanordnung und einem Türgewichtsausgleichssystem
FR2997283B1 (fr) * 2012-10-25 2014-11-28 Fagorbrandt Sas Machine a laver et a secher la vaisselle comprenant un dispositif d'ouverture partielle de porte
PL2928355T3 (pl) 2012-12-07 2017-07-31 Illinois Tool Works Urządzenie do otwierania drzwiczek zmywarki
DE102013109620A1 (de) * 2013-09-04 2015-03-05 Miele & Cie. Kg Haushaltgerät mit automatischem Türöffnungsmechanismus
DE102018008895B4 (de) 2018-03-29 2020-09-17 Emz-Hanauer Gmbh & Co. Kgaa Haushaltsgerät mit Türöffner
EP3773121B1 (fr) * 2018-04-02 2021-10-06 Arçelik Anonim Sirketi Lave-vaisselle comprenant un pêne de serrure de porte ayant un ensemble amélioré
DE102021108809B4 (de) * 2020-05-08 2022-12-15 Emz-Hanauer Gmbh & Co. Kgaa Elektrisches Haushaltsgerät
DE102021113554A1 (de) 2021-05-26 2022-12-01 Emz-Hanauer Gmbh & Co. Kgaa Türmechanismus eines elektrischen Haushaltsgeräts mit Funktion zur automatischen Türöffnung
KR102466442B1 (ko) * 2021-08-20 2022-11-11 엘지전자 주식회사 식기세척기

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DE4420775C1 (de) * 1994-06-15 1995-08-03 Ymos Ag Ind Produkte Geschirrspülmaschine
DE9421812U1 (de) * 1994-10-25 1997-01-23 Bauknecht Hausgeräte GmbH, 70565 Stuttgart Vorrichtung zum Trocknen von Geschirr in einer Geschirrspülmaschine
DE102005028448B4 (de) * 2005-06-17 2007-09-27 Miele & Cie. Kg Geschirrspülmaschine
US8557053B2 (en) * 2008-11-26 2013-10-15 Electrolux Home Products, Inc. Actuator assembly and associated apparatuses

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Publication number Publication date
WO2011003714A1 (fr) 2011-01-13
ES2424224T3 (es) 2013-09-30
EP2451334A1 (fr) 2012-05-16
PL2451334T3 (pl) 2013-11-29

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