DE102009001094A1 - Household appliance e.g. baking oven, for preparation of food, has internal receiving elements arranged for receiving preparation device and formation of shelf levels for preparation device, and light sources arranged in door - Google Patents

Abstract

The appliance (1) has a cooking chamber (3) comprising internal receiving elements (5-8) arranged for receiving a preparation device e.g. grill pan, and formation of shelf levels (I-IV) for the preparation device. An optical display device (9) displays the shelf levels, and a door (4) closes the cooking chamber that is laterally attached at a base body (2) of the appliance. The display device has light sources (10-13) e.g. organic LED (OLED), that are arranged in the door. The light sources are simultaneously operated for illumination of the cooking chamber. An independent claim is also included for a method for operating a household appliance for preparation of food.

Description

The Invention relates to a household appliance for food preparation, with a cooking chamber which has receiving elements on the inside, which for receiving a preparation device and for forming insertion levels are designed for the preparation device. The home appliance includes In addition, a visual display device for display the shelf level and also includes a door for closing the cooking chamber, with the door laterally struck on a main body of the household appliance is. Furthermore, the invention relates to a method for operating one Household appliance for food preparation, at the shelf levels visually displayed.

So is out of the DE 101 25 247 C1 a household appliance is known in which on the lateral walls of the muffle, which limits the cooking space, optical markings adjacent to the receiving media for a grill pan, a grid or a baking tray are formed. Through these receiving elements insertion levels are defined in the oven.

In addition, from the DE 10 2004 036 212 A1 a household appliance device is known, which comprises a projection unit, by means of which light can be projected onto a display means. The display means is disposed in a door of the domestic appliance with the light source positioned outside the door and the light directed into the door and reflected to the display means. You can display symbols, letters or numbers.

It It is an object of the present invention to provide a domestic appliance as well to provide a method of operating a domestic appliance, in which or by means of which the display of a rack level for a user with side-hinged door can be improved.

These Task is by a home appliance, which features according to claim 1, and a method comprising the features according to claim 12, solved.

One Household appliance according to the invention for preparation of food includes a cooking chamber, which interior receiving elements which comprises for receiving a preparation device and for the formation of insertion levels for the preparation device are formed. In addition, the household appliance includes an optical display device for display or signaling an assigned rack level. Furthermore, the home appliance a door for closing the cooking chamber, wherein the door on the side of a main body of the household appliance is struck. The display unit includes light sources, which are arranged in the door. By this configuration can reliably and safely display a shelf level, in particular by the arrangement of the light sources in the door even at relatively wide open and thus pivoted to the side Door the user can see the visual display. About that addition, by attaching the light sources in the door Positions chosen, which with much less temperature are acted upon as areas within the cooking chamber. Currently at Combination of a side-hinged door and a optical display device, which a user depends on an illumination of specific light sources indicating which shelf level for the preparation of specific foods for a preparation device that is the most suitable can do so very well be advantageous. As it is usually the case that the door must be opened to a prep device and to bring the food into the oven, can at front on the door mounted light sources the visual display no longer be seen by the user, since they almost open the side of the Door shines to the rear and the user is not on the front but look at the inside of the door. Just this is thus avoided by the invention.

By The invention will thus be a variety of past Fixed issues and unrestricted visibility the light sources with the door open by a Users can be guaranteed as well as the secure ones Display of the rack level to be selected and with regard to on thermal load as well as with regard to mechanical stress improved position of the light sources is given. Because straight through a positioning of the light sources in the cooking chamber near the receiving elements It can also lead to the introduction in the prior art the preparation device, the light sources arranged adjacent thereto be kicked or scratched.

When Receiving elements can, for example, support webs or Insertion slots may be provided. As a preparation device can For example, a baking sheet, a grid or a grill pan or the like may be provided.

Preferably, the light sources are arranged in the door such that their emitted light exits to or from the inside of the door. This means that their main direction of emission from the inside of the door to the outside. In this regard, it may be provided that the light sources are integrated into the door and, as it were, radiate through the inside, for example an inner pane. However, it can also be provided that recesses are arranged in the inside of the door, in where the light sources are positioned and thus quasi an emitting from the inside arrangement is formed.

Of course can also be provided that the light sources in the door are arranged and the emitted light via reflection devices, such as mirrors and the like, toward the inside the door is reflected and then from the inside of the door Door is led outside.

Essential is that the light emitted by the light source (s) practically comes out of the door at the back or is radiated from the back, with the back in the closed state of the door facing the cooking chamber Side of the door is.

Preferably the light sources are adjacent and relatively close to the stop of Door trained. In particular, it is provided that they in a third of the stop facing the base body the door are arranged. This allows the display of the shelf level made more comprehensible to a user, since a close proximity in this regard between the light source and the assigned shelf level, through the corresponding receiving elements is characterized, is given.

Preferably are the light sources viewed in the vertical direction with each other arranged and each light source is arranged at the level of the shelf level, they are intended to be displayed.

Preferably can be provided that the display device multifunctional is trained. On the one hand, it is intended in this regard that the light sources for individual illumination in terms of light up on the display of the shelf level to be selected can. In another functionality can be provided that several light sources, in particular all light sources, at least temporarily light up at the same time to an illumination the cooking space allows to be able to, in particular is particularly advantageous when the door is closed.

Preferably This can at least temporarily simultaneous lighting at least user-defined activation of some light sources by a user be. Exactly when the user desires and it for advantageous to him, he can adjust this mode, provided This can be done by operating the control is possible.

Preferably the light sources of the display device are light-emitting semiconductor components. In this case, LEDs are particularly preferred, in particular Laser diodes. However, organic light-emitting diodes (OLED) can also be used. or laser pointer be provided.

such Light sources can be operated very energy efficient and also make it a special good light output with very little space requirement.

Preferably the household appliance is designed without control panel. So are known from the prior art household appliances in which Above the door control panels are arranged on the front, which have a display unit and / or controls. By this configuration is the cooking chamber in its size minimized and beyond, the doors are too to be smaller. In the inventive Domestic appliance is preferably provided that such Control panel is no longer available and thus possibly the cooking chamber can be enlarged and also the door bigger is trained.

Especially is provided in such an unobstructed home appliance, that the door is essentially over the entire Height of the household appliance extends. At a front side View of the household appliance with the door closed is thus almost only the area of the front of the door to see.

Especially is provided that the door is a display unit and / or at least one operating element for setting operating conditions of Household appliance has. In particular, thus the display unit and / or at least one operating element in the door itself integrated.

It is provided that advantageously starting the door from closed state at least an angle larger 90 °, in particular up to an angle of 180 °, is aufschlagbar. Especially by such wide opening and laterally outwardly pivoting doors It is thus particularly advantageous that the light emission for displaying the Shaft level is emitted from the inside of the door.

In a method according to the invention for operating a domestic appliance for preparing food, which comprises a cooking chamber which has on the inside receiving elements which are designed to receive a preparation device and to form insertion levels for the preparation device, and has a display device with light sources for indicating a rack level, and a door for closing the cooking chamber, which is struck laterally on a base body of the domestic appliance, the light is the zugeord to indicate a shelf level Neten light source from or from the inside of the door from the door radiated.

Especially is provided that for illuminating the cooking chamber several, in particular all, light sources at least temporarily simultaneously with the light emission can be activated.

advantageous Embodiments of the household appliance according to the invention are as advantageous embodiments of the invention View procedure.

Further Features of the invention will become apparent from the claims, the figures and the description of the figures. The above in the description mentioned features and feature combinations and the following mentioned in the description of the figures and / or in the figures alone shown features and feature combinations are not only in the each specified combination, but also in other combinations or used alone, without the scope of the invention to leave.

One Embodiment of the invention will be described below a schematic drawing explained in more detail.

The single figure shows a schematic perspective view of an embodiment of a household appliance according to the invention for the preparation of food. The household appliance 1 can be designed as an oven or Dampfgargerät.

in principle Can any home appliance for food preparation be provided in this regard, which has a cooking space with Shank levels, wherein the cooking chamber through the front door is closable.

The household appliance 1 includes a main body 2 in which a muffle not marked in detail is arranged, which is a cooking chamber 3 limited. The muffle is open at the front and the cooking chamber 3 is in this front through a door 4 closable. The door 4 is on the body 2 struck laterally, which means that it can be pivoted laterally outwards about the vertical axis (y-direction), as shown by the arrows P. The stop 15 is shown.

The household appliance 1 is designed without control panel on the front and the door 4 extends with respect to their height (y-direction) substantially over the entire height of the body 2 , An unillustrated display and / or controls are in the door 4 arranged and can, for example, in particular on the front of the door 4 to be served. The front of the door 4 is in the closed state of the door 4 the one which faces an observer or the cooking chamber 3 turned away.

On the inside of the muffle are receiving webs 5 . 6 . 7 and 8th formed as receiving elements, which are arranged one below the other and which have analogous configurations on the opposite vertical wall side of the muffle. Thus, the support webs located at the same height each form pairs of support possibilities for a preparation device in the form of a grill pan, a grid or a baking tray. Through the pairwise opposite and associated receiving elements insertion levels are defined, which represent in the exemplary embodiment, four insertion levels I, II, III and IV.

The door 4 has an optical display device 9 on, which in the exemplary embodiment four light sources 10 . 11 . 12 and 13 includes. The light sources 10 to 13 In the exemplary embodiment, light-emitting semiconductor components which are arranged one below the other are viewed in the vertical direction. In terms of positioning in the door 4 are the light sources 10 to 13 positioned in height so that they are positioned at the level of the shelf level I to IV. This is how the light source works 10 for signaling or display of the first insertion level I, the light source 11 for signaling the second insertion level II, the light source 12 for signaling the third shelf level III and the light source 13 for signaling the fourth rack level IV. This means that by lighting one of these light sources 10 to 13 the user is signaled which rack level I to IV is the most suitable for the preparation of a food, and at which rack level I to IV the user should thus introduce his preparation device.

In the exemplary embodiment shown, for example, the second light source is illuminated 11 and thus indicates to the user that he should insert his preparation device at the height of the second shelf level II in order to enable the best possible preparation of the specific food.

The light sources 10 to 13 are so in the door 4 arranged that their main direction of emission from or from an inside 14 the door 4 he follows. The inside 14 is the one side, which when the door is closed 4 the cooking space 3 is facing.

Especially with those doors, which are aufschlagbar side, can thus also with the door open 4 the user clearly and easily viewable display which rack level I to IV is the most appropriate. In the embodiment, it is provided that the door 4 starting from the closed state over an angle of at least 90 °, into special aufschlagbar to an angle of 180 °.

The display device 9 Moreover, it is also designed so that, in particular when the door is closed 4 several light sources 10 to 13 , in particular all light sources 10 to 13 , at least temporarily light up at the same time to the cooking space 3 to be able to illuminate. This functionality can be activated in particular by a manual actuation of a control element by a user.

It can also be provided that the light sources 10 to 13 each designed to produce a single same color of light. It can also be provided that at least one of the light sources 10 to 13 is designed to generate light of different light color. In particular, multi-color LEDs can be provided in this regard. Likewise, it can be provided that at least two light sources 10 to 13 are formed for generating light of different light color, wherein the one light source for generating light having a first light color and the second light source for generating light having a second light color is formed.

1

household appliance

2

body

3

oven

4

door

5

female web

6

female web

7

female web

8th

female web

9

display

10

light source

11

light source

12

light source

13

light source

14

inside

15

attack

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - DE 10125247 C1 [0002]
• DE 102004036212 A1 [0003]

Claims (13)

Household appliance for food preparation, with a cooking chamber ( 3 ), which on the inside receiving elements ( 5 to 8th ), which are designed to receive a preparation device and to form insertion levels (I to IV) for the preparation device, and with an optical display device ( 9 ) for indicating the levels of insertion (I to IV), and a door ( 4 ) for closing the cooking chamber ( 3 ), which laterally on a base body ( 2 ) of the household appliance ( 1 ), characterized in that the display device ( 9 ) Light sources ( 10 to 13 ), which in the door ( 4 ) are arranged. Domestic appliance according to claim 1, characterized in that the light sources ( 10 to 13 ) so in the door ( 4 ) are arranged so that their emitted light from or from the inside ( 14 ) the door ( 4 ) steps outside. Domestic appliance according to claim 1 or 2, characterized in that the light sources ( 10 to 13 ) in a stop ( 15 ) to the main body ( 2 ) facing third of the door ( 4 ) are arranged. Domestic appliance according to one of the preceding claims, characterized in that the light sources ( 10 to 13 ) are arranged one below the other and each light source ( 10 to 13 ) is arranged at the level of the rack level (I to IV), to whose display it is provided. Domestic appliance according to one of the preceding claims, characterized in that a plurality of light sources ( 10 to 13 ), in particular all, at least at the same time for illuminating the cooking chamber ( 3 ) are operable. Domestic appliance according to claim 5, characterized in that the simultaneous illumination of at least some light sources ( 10 to 13 ) can be activated by a user. Domestic appliance according to one of the preceding claims, characterized in that the light source ( 10 to 13 ) is a light-emitting semiconductor device. Domestic appliance according to one of the preceding claims, characterized in that it without one on the base body ( 2 ) arranged control panel is formed. Domestic appliance according to one of the preceding claims, characterized in that the door ( 4 ) substantially over the entire height of the household appliance ( 1 ). Domestic appliance according to one of the preceding claims, characterized in that the door ( 4 ) a display and / or at least one operating element for setting operating conditions of the domestic appliance ( 1 ) having. Domestic appliance according to one of the preceding claims, characterized in that the door ( 4 ) is aufschlagbar starting from the closed state at least by an angle greater than 90 °, in particular up to an angle of 180 °. Method for operating a domestic appliance ( 1 ) for the preparation of food, which has a cooking chamber ( 3 ), the inside receiving elements ( 5 to 8th ), which are designed to receive a preparation device and to form insertion levels (I to IV) for the preparation device, and a display device (FIG. 9 ) with light sources ( 10 to 13 ) for indicating the insertion levels (I to IV), and a door ( 4 ) for closing the cooking chamber ( 3 ), which laterally on a base body ( 2 ) of the household appliance ( 1 ) is hinged, characterized in that the display of the rack level (I to IV), the light of the associated light source ( 10 to 13 ) from or inside ( 14 ) the door ( 4 ) out the door ( 4 ) is radiated. A method according to claim 12, characterized in that for illuminating the cooking chamber ( 3 ) several, in particular all, light sources ( 10 to 13 ) at least temporarily emit light simultaneously.