Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
  • F24C7/00—Stoves or ranges heated by electric energy
  • F24C7/08—Arrangement or mounting of control or safety devices
  • F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
• • 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
  • A47L15/4293—Arrangements for programme selection, e.g. control panels; Indication of the selected programme, programme progress or other parameters of the programme, e.g. by using display panels
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
  • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
  • D06F34/28—Arrangements for program selection, e.g. control panels therefor; Arrangements for indicating program parameters, e.g. the selected program or its progress
  • D06F34/30—Arrangements for program selection, e.g. control panels therefor; Arrangements for indicating program parameters, e.g. the selected program or its progress characterised by mechanical features, e.g. buttons or rotary dials
• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
  • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
  • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
  • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
  • D06F2105/58—Indications or alarms to the control system or to the user

Definitions

• the invention relates to an operating device for a domestic appliance, with an electronic display panel, and a control element which is movable relative to the display panel for setting operating conditions of the domestic appliance. Furthermore, the invention relates to a domestic appliance with a corresponding operating device.
• Operating devices for household appliances such as ovens, washing machines, dryers, dishwashers or the like, are known in various configurations.
• Touch-sensitive operating devices with touch areas are also known for this purpose, as are control elements in the form of rotary switches, push-buttons, and thus such operating elements which have to be moved relative to a display unit in order to set operating conditions.
• This object is achieved by an operating device having the features of claim 1, and a domestic appliance having the features of claim 15.
• the operating element has a front part which has an inwardly inclined upper side. This front part is movable relative to the display panel. Due to this configuration with regard to the shaping of the front part on the one hand and the arrangement on the other hand, a very compact operating device is ensured especially with regard to the components of the electronic display panel and the operating element.
• the front part is annular. Due to the ring shape of the front part and in particular the inwardly inclined top the touchability and operability is ensured by a finger of a user in particular smoothness and accuracy.
• the rotation of the annular front part can be performed very precisely by a user.
• the front part has a full-circle surface which is inclined inwards and thus virtually represents a full funnel.
• An electronic display field is understood in particular to mean a display on which information can be displayed dynamically and alternately.
• This can be information comprising letters and / or numbers and / or symbols.
• the operating element is basically designed as a ring. A shape as a full cylinder or the like is therefore no longer provided.
• this material can be saved and although with regard to the basic operating principle, this can be designed so that the compared to the prior art on its shell side to be gripped cylinder of the control knob is no longer present here, but just the front or top of this annular front part is touched by a user and then this front part is rotated.
• another surface is provided for contact by the user and the associated movement of the operating element.
• Ring shape results in this regard a very suitable form in that an operating element is provided which has a relatively large diameter.
• This can be larger than conventional cylindrical control knob.
• the control element according to the invention can be very accurately brought into a desired rotational position for setting desired operating conditions.
• the related rotation is difficult to touch only at the front of this hollow cylinder and mechanically connected with greater force and also causes no ease and causes incorrect settings.
• the conventional cylindrical control knob are designed so that they are designed smaller with their diameter, so that the front of such cylindrical control knob is also relatively small and with regard to the touch with a finger due to the force paths then very difficult or not turned can.
• the operating element is designed as a rotary selector. This means that by setting different rotational positions, the then assigned and desired operating conditions can be selected and / or adjusted.
• the setting of operating conditions generally encompasses both the selection of functional subunits of a domestic appliance and the setting of values of operating parameters of these functional subunits. For example, in an oven as a functional subunit, the operation of the cooking chamber or a cooking zone can be provided. In addition, an adjustment of an operating parameter, for example, the temperature, the cooking zone or the cooking chamber can be performed accordingly.
• the operating element is designed in several parts and a sliding ring is arranged below the annular front part.
• the annular front part thus sits in particular touching on the slip ring.
• the slip ring is made of a specific material, which favors the mobility of the annular front part with the least possible friction. This makes a particularly smooth and user-friendly rotation of the front part possible.
• Material design of the sliding ring may be provided conventional and known polymer materials having particularly low friction.
• the operating element formed as a ring magnets, wherein in interaction of the magnets with fixed metal elements, in particular an annular metal spider, depending on a relative movement of the ring, in particular of the annular front part, an associated operating setting of the domestic appliance can be detected to the metal elements.
• the magnets may preferably be mounted on or embedded in the back of the front part. The rotational position of this front part relative to the metal elements, in particular the annular metal spider, can thus be detected due to this interaction and evaluated by a control unit of the operating device.
• the metal elements are arranged on the rear side of a cover covering the display panel at least in regions, on the front side.
• the diameter is preferably substantially corresponding to the diameter of the sliding ring and / or the annular front part.
• the metal spider preferably has a thickness of less than 1 mm, preferably 0.7 mm. It is preferably embedded or arranged in a recess on the back of the cover. The flat construction of the operating device is thereby favored. On the other hand, the metal spider is thereby positionally secure and mechanically stable.
• the sliding ring is fixedly connected to the annular front part and during the rotational movement of the front part of the sliding ring performs the same rotational movement.
• the above-mentioned magnets are arranged in the sliding ring.
• the operating element formed as a ring is at least partially permeable to light in the spectral range visible to humans. Such a configuration allows additional optical information to be passed on to a user. In addition to the identification of the operating element for a user with regard to the general position of the operating element in the operating device, an operating condition can therefore also be visually displayed individually. It can be provided that the annular front part is completely backlit, or that only ring sections are backlit accordingly. It is preferably provided that the operating element is embedded in a plate-shaped plate which is arranged in front of the display panel and which is permeable in particular to the light of the display panel.
• This cover is therefore mulifunktionell, since on the one hand acts as a support for the control element and this control element accommodates minimal space. On the other hand, it protects the display panel, protecting it from wear or damage. Due to the light-permeable configuration, a space-minimizing arrangement can also be provided here with regard to the surface dimensions.
• the annular shaped part in particular at least its outer edge, projects beyond the upper side of the cover, in particular smaller than 1, 5 mm, in particular smaller than 1 mm.
• the motion control is particularly favored by this design of the control and user friendly. Not least may be mentioned in this context that is particularly minimized by this embedding of the front part and this minimum projection only the outer edge of this annular front part in view of the structure of the operating device or its space depth.
• the control element formed as a ring is arranged in a groove in the front of the cover. This means that in particular the annular front part and the sliding ring are arranged in this front groove. As a result, their positioning can be favored mechanically and be performed particularly well, especially with regard to the relative rotational movement.
• a groove is formed, in which the sliding ring and the annular front part are arranged sunk.
• a groove is formed congruently on the back of this cover, in which the metal spider is positioned.
• between the two grooves and thus between the metal spider and the sliding ring is still material of the cover in between.
• the cover has a completely continuous recess.
• recess then said components of the control element can be introduced and it can be provided a rear cover, such as a metal sheet or a plastic part, which then closes the construction from behind.
• a further corresponding glass part is then introduced and secured in this hole, wherein then the said components of the operating element are arranged therein.
• an integral or one-piece design can also be provided.
• an already mentioned above possibility of backlighting may be provided, then in the ring corresponding thinner rings or ring sections, points or segments would be visually displayed. This can give indications of a cessation of operation or the course of a program of the Device are given. This could also be displayed inside or outside the ring or digitally in the display panel or visually displayed.
• the attachment of the components of the operating element, in particular the annular components can be held for example via holding magnets.
• the cover is a glass plate.
• This has in particular a thickness of less than 10 mm, in particular less than 8 mm, preferably between 6 mm and 4 mm.
• the sufficient mechanical stability for the embedding of the components of the operating element is created by this thickness, on the other hand a still so thin design allows for a good transmission of the optical signals of the display panel is made possible and the overall depth of the cover is minimized.
• the upper side of the annular front part of the operating element is made of metal. It can be applied here, for example, a metal layer. However, it can also be provided that the front part is made entirely of metal. In one embodiment with a metallic upper side, on the one hand, a high-quality impression is conveyed, on the other hand, low wear is ensured. It is preferably provided that the movable control element is at least partially disposed within the surface area of the electronic display panel. The free mobility of the control element on the one hand and the still multiple and digital or dynamically changing display of information on the electronic display very close to the control element can be achieved.
• the information to be displayed can be changed depending on the movement of the operating element on at least one field region of the display field.
• different menu surfaces can be displayed on the electronic display panel.
• the menu surfaces can be selected and selected depending on the rotational position of the control element. It can also be provided that then the basically displayed menu surfaces with further menu contents in a selection by a specific rotational position of the Control element are displayed. It is preferably provided that a menu surface to be displayed can be displayed on the display panel around the operating element or is displayed.
• the invention relates to a domestic appliance with an operating device according to the invention or an advantageous embodiment thereof.
• the household appliance is designed in particular for the preparation of food or for the care of laundry items or for the cleaning of dishes.
• Exemplary home appliances may in this context be an oven, a washing machine, a tumble dryer, a dishwasher, a refrigerator, a freezer or the like.
• Fig. 1 is a schematic perspective view of an embodiment of a domestic appliance according to the invention
• FIG. 2 is a schematic front view of an embodiment of an operating device according to the invention.
• FIG. 3 is a sectional view through subcomponents of the operating device according to the illustration in FIG. 2;
• Fig. 4 is an exploded view of the figure in Fig. 3;
• identical or functionally identical elements are provided with the same reference numerals.
• a trained as a baking oven 1 household appliance is shown in simplified schematic representation.
• the oven 1 comprises four cooking zones 2, 3, 4 and 5 and a cooking chamber 6, which can be closed by a door 7, which has a handle 8 on the outside.
• a control panel 9 with an operating device 10. Both the position and the configuration of the control panel 9 is merely exemplary.
• Fig. 2 is a simplified front view of an embodiment of the operating device 10 is shown.
• the operating device 10 comprises an electronic display panel 1 1, which is designed as a display. On the display panel 1 1, which is limited in area by the edge or the boundary 12, which is configured rectangular in the embodiment, information can be displayed dynamically changeable. On such a screen different information in the form of letters and / or numbers and / or symbols can be displayed.
• the operating device 10 also includes an operating element 13, which is a rotary selector in the embodiment.
• an operating element 13 which is a rotary selector in the embodiment.
• the rotary selector 13 with its surface dimensions projected from the front into the plane of the figure is arranged completely within the surface 12a with the boundary 12 of the electronic display panel 11. It is thus virtually completely embedded in the planar dimensions of the display panel 11.
• the control element 13 is due to its design as a rotary selector relative to the display panel 1 1 movable.
• the associated operating conditions of the oven 1 are set.
• adjacent to and at least in annular sections around the annular control element 13 around an information representation is formed, which takes place in Fig. 2 in the form of symbols 14.
• the symbols 14 are given by way of example only in their number.
• the information about the annular control element 13 around in an alternative embodiment for example, also menu surfaces, which then a certain Define folder structure.
• the information then displayed for example, a term for a folder in which then contain more information represent. If such a folder is then selected by selecting the design of the rotation of the operating element 13, the menu content can be displayed in more detail.
• FIG. 2 It can be seen in the embodiment of FIG. 2, outside of the surface 12 a with the boundary 12 of the display panel 1 1 two keypads 16 a and 16 b are formed.
• These operating parts 16a and 16b are formed in the embodiment as touch-sensitive control panels. On the one hand, they can, for example, functionally include switching on and off of the oven 1.
• a term to be displayed for a folder is not the overall parent folder, but already represents a deeper folder structure and, for example, a subfolder is displayed as the default setting. It can also be provided that the operating part 16a and / or 16b is arranged within the surface 12a with the boundary 12 of the display panel 11.
• the indicated in Fig. 2 cover 15 is partially shown in the form of a glass plate in a perspective view.
• the cover 15 is shown cut in the region of the operating element 13.
• the control element 13 is shown in exploded view.
• the operating element 13 is constructed in several parts, it comprises an annular front part 17, which has a front side or upper side 18.
• the upper side 18 is obliquely inclined inwards, so that the upper side 18 results in quasi a funnel shape of the front part 17.
• the oblique inclination inwards is preferably between 3 ° and 15 ° with respect to the plane in which the annular front part 17 extends.
• the front part 17 is integrally formed as an aluminum component.
• the operating element 13 further comprises a sliding ring 19, which is arranged under the front part 17. He is also integrally formed and made of a particularly low-friction material. He is preferably rotatably connected to the front part 17. In the exemplary embodiment, it is provided that a plurality of magnets 20 are arranged on and / or in the sliding ring 19. By means of this magnet, the slide ring 19 and the front part 17 are held in a formed in the outer side 21 of the cover 15 annular groove 22.
• the rotational position relative to a metal spider 23 is detected by these magnets 20, which may for example also be arranged in a plurality equidistant in the direction of rotation of the sliding ring 19 at this.
• the metal spider 23 is also formed as a ring as shown in Fig. 3, which has a thickness of about 0.7 mm.
• a ring groove is likewise formed on a rear side 24 of the cover 15, in which the metal spider 23 is arranged.
• metal spider the ring shape with the spidery or serrated elevations and / or radial extents is encompassed.
• the thickness D of the cover 15, which in particular represents a rectangular glass plate, in the exemplary embodiment is 4 mm.
• the front part 17 and the sliding ring 19 are permeable at least in regions for light in the spectral range visible to humans. As a result, backlighting of at least annular portions of the front part 17 and the sliding ring 19 can take place.
• the rotational position of the sliding ring 19 and the front part 17 can be detected relative to the metal spider 23 and there by the specific rotational position and thus the relative position to the cover 15 and thus also to the display panel 1 1 detected and the associated operating condition setting detected and performed.
• FIG. 4 the illustration in Fig. 3 is shown in assembled condition. It can be seen that an outer edge 25 of the annular front part 17 with respect to the outer side 21 projects about 0.5 mm. The obliquely inwardly and downwardly extending top 18 can also be seen. In addition, the groove 26 for the metal spider 23 is shown. With regard to the inner edge 27 of the annular front part 17, this may be flush with the outer side 21. Due to the inwardly sloping downwardly extending upper surface 18, it is then provided that this portion of the outer side 21 enclosed by the operating element 13 is offset downwards relative to the region of the outer side 21 formed outside the annular front part 17.
• this inner edge 27 is likewise arranged slightly protruding in relation to this part of the outer side 21 enclosed by the front part 17.
• the cover 15 is at least partially arranged in front of the electronic display panel 1 1 and for the optical signals and information of the display panel 1 1 permeable.
• the portion enclosed by the annular control element 13 portion of the outer side 21 is also formed as a display area of the display panel 1 1.

Landscapes

• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Automation & Control Theory (AREA)
• Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
• Switches With Compound Operations (AREA)
• Induction Heating Cooking Devices (AREA)

Priority Applications (2)

Applications Claiming Priority (2)

Publications (1)

Family

ID=45315816

Family Applications (1)

Country Status (4)

Cited By (5)

Citations (8)

• 2010
  • 2010-12-16 DE DE102010063187A patent/DE102010063187A1/de not_active Withdrawn
• 2011
  • 2011-12-12 EP EP11794170.8A patent/EP2652403B1/de active Active
  • 2011-12-12 PL PL11794170T patent/PL2652403T3/pl unknown
  • 2011-12-12 WO PCT/EP2011/072418 patent/WO2012080156A1/de active Application Filing

Patent Citations (8)

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