EP1434010A1 - Haushalts-Speisenwärmer zum Warmhalten von Speisen und Getränken - Google Patents
Haushalts-Speisenwärmer zum Warmhalten von Speisen und Getränken Download PDFInfo
- Publication number
- EP1434010A1 EP1434010A1 EP03028833A EP03028833A EP1434010A1 EP 1434010 A1 EP1434010 A1 EP 1434010A1 EP 03028833 A EP03028833 A EP 03028833A EP 03028833 A EP03028833 A EP 03028833A EP 1434010 A1 EP1434010 A1 EP 1434010A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrical
- switch
- food warmer
- switched
- household food
- 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.)
- Granted
Links
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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
- F24C15/00—Details
- F24C15/18—Arrangement of compartments additional to cooking compartments, e.g. for warming or for storing utensils or fuel containers; Arrangement of additional heating or cooking apparatus, e.g. grills
-
- 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
- F24C7/087—Arrangement or mounting of control or safety devices of electric circuits regulating heat
Definitions
- the invention relates to a household food warmer according to the preamble of claim 1.
- Such household food warmer for keeping food and drinks warm generally known and are offered by various manufacturers.
- Dacor from Pasadena, USA sells one under the name EDWO30S such household food warmer.
- the well-known household food warmer has one Housing, a drawer which can be inserted into the housing, with a through the housing and the inserted drawer limited interior space to accommodate the on plates stored dishes. The plates are placed on the top of a drawer bottom.
- To heat the interior of the well-known household food warmer is also on arranged the housing inner wall facing the top of the drawer bottom Radiator, with an electrical circuit in which a first electrical switch for Turn on the radiator and a temperature sensor to detect the Interior temperature are arranged, equipped.
- Such a household food warmer is known, for example, from US Pat. No. 6,191,391 B1.
- the well-known household food warmer has an electrical circuit in the series the heater a temperature sensor and a switch are arranged, wherein Temperature sensor and switch are connected in parallel to each other. Depending on the position of the first electrical switch can the heating power of the radiator on the Switch-on time can be set.
- the temperature in the interior of the household food warmer is lower than a predetermined target temperature, is the as temperature-dependent switch trained temperature sensor closed and the Radiator switched on regardless of the position of the first electrical switch.
- the temperature-dependent switch and opens Heating output depends on the position of the first electrical switch.
- the invention thus presents the problem of a household food warmer for keeping warm of food and beverages in a household food warmer, where one rapid heating to a desired interior temperature with reduced thermal Load on the surface of the food and drinks placed in the interior is realized.
- the advantages that can be achieved with the invention exist in addition to rapid heating a desired interior temperature with reduced thermal load on the surface of the food and drinks stored in the interior, in particular in one more even heating for the first time, since the air recirculation fan runs through the radiator heated air distributed in the interior.
- a drying out of the food largely prevents so that the taste and appearance of keeping warm in the interior stored food is preserved.
- the household food warmer a temperature selector to select the previously set target temperature having.
- the interior temperature is on the food placed in the interior or the drink placed in the interior and the wishes of the user customizable.
- the radiator is wide in type, size, material and heating output suitable limits can be selected.
- the radiator is expediently an electrical one Radiant heaters designed because electric radiant heaters are inexpensive Standard components are.
- a particularly advantageous development of the teaching according to the invention provides that the Food and drinks can be placed on the top of a drawer base and the Radiator and / or the circulating air fan in an area of the top facing Housing is / are arranged. As a result, the heat transfer from the radiator to the Food and drinks promoted, resulting in a shorter heating time and a lower Energy demand leads.
- Another particularly advantageous development provides that at least the main part of the electrical circuit and the radiator and / or the forced air fan as a common Unit are formed. This is a compact arrangement of these components allows. Furthermore, it is possible to buy the entire unit and this completely with little installation effort on or in the housing of the household food warmer to arrange.
- the electrical Circuit is designed as an integrated electronic circuit. This is another Allows reduction of space requirements. The space won in this way can be used for additional components or for more powerful and thus larger components, for example a more powerful air circulation fan can be used.
- a Bridging device arranged with a manually operated bridging switch is, the recirculation fan when the bypass switch is closed regardless of the Switching condition of the temperature sensor can be switched on.
- the household food warmer according to the invention also operated in a dish warmer function with the recirculation fan switched on for the entire warming period, so that a particularly good heat transfer between the radiator and the dishes is guaranteed.
- Fig. 1 is a first embodiment of a household food warmer according to the invention shown to keep food and drinks warm.
- the household food warmer has a housing 2 and an insertable into the housing 2 and on this held drawer 4.
- the drawer 4 is only partially in the housing 2nd inserted.
- the interior 6 is for receiving dishes placed on plates and in Drinking vessels filled drinks.
- a storage rack 10 can be arranged in the interior 6 on which Plates and drinking vessels can be set down.
- ceiling 12 of the interior 6 On the top 8 facing and on the Housing 2 formed ceiling 12 of the interior 6 is not shown and as Radiant electric radiator arranged arranged over a in a arranged in Fig. 1 also not shown electrical circuit arranged first electrical Switch can be turned on and off.
- the electrical circuit and the arranged therein electrical components are explained in more detail in FIG. 2.
- Temperature sensor shown arranged to detect the interior temperature.
- the side wall 14 of the interior 6 shown is a circulating air fan, not shown arranged, the second also arranged in the electrical circuit electrical switch is on and off.
- an electrical main switch is arranged in the electrical circuit, by means of which the circulating air fan and the radiator when starting the household food warmer can be switched on together.
- the main electrical switch is at the Exemplary embodiment mechanically with a time selector 16 arranged on the housing 2 connected so that the main electrical switch for one by means of the time selector 16 adjustable warming period is kept in its closed position. It deviates from this also an electromechanical or an electrical connection of the electrical Main switch with the timer 16 conceivable.
- the household food warmer of the present embodiment instructs one the housing 2 arranged temperature selector 18 for selection of the predetermined Target temperature to.
- the temperature selector 18 is explained in more detail with reference to FIG. 2.
- the components arranged on the side wall 14 are namely the circulating air fan, the main part of the electrical circuit and the time selector 16 and Temperature selector 18, formed as a common unit.
- Fig. 2 shows a circuit diagram of the electrical circuit of the present embodiment with the electrical main switch 20.
- the electrical main switch 20 is, as already explained, mechanically connected to the time selector 16.
- the first electrical switch 22, by means of which the radiator 24 can be switched on, is designed as a changeover switch and with the designed as a capillary tube temperature sensor 26 mechanically connected.
- the radiator 24 In the shown rest position of the first electrical switch 22 is the radiator 24 with a electrical network connectable.
- a Relay 28 connected in parallel with the heating element 24 can be connected to the electrical network.
- a bimetal switch trained temperature switch 30 switched switched, which is shown in Fig. 2 in its rest position is.
- the second switch Parallel to the arrangement of the first electrical switch 22, the radiator 24 and the temperature switch 30 is the second switch, which is also designed as a changeover switch electrical switch 32 and the air blower 34 arranged in the electrical circuit. In the illustrated rest position of the second electrical switch 32 is the recirculation fan 34 connectable to the electrical network.
- the food to be kept warm is on the top 8 when the drawer 4 is pulled out the drawer bottom and placed on the shelf 10.
- the desired Warming time for example 30 minutes, is turned off on the time selector 16 by deflection its zero position and the desired warming temperature, for example 60 ° C, is as Desired temperature for the interior at the temperature selector 18 by deflecting it Zero set. Then the drawer 4 is completely in the housing 2 of the Household food warmer inserted.
- the electrical one Main switch 20 When the time selector 16 is deflected from its zero position, the electrical one Main switch 20 closed. Since the first electrical switch 22, the second electrical Switch 32 and the temperature switch 30 are in their rest positions, the Radiator 24 and the circulating air blower 34 thereby simultaneously with the electrical network connected and the relay 28 is disconnected from the electrical network. With the deflection of the Time selector 16 from its zero position begins the first heating period, which lasts continues until the previously determined by means of the temperature sensor 26 in the interior Target temperature, in this example 60 ° C, is recorded. As soon as this is the case, the first one electrical switch 22 automatically transferred from its rest position to its deflection position, so that the heater 24 is disconnected from the electrical network.
- the relay 28 is electrical with the electrical network conductively connected and the second electrical switch 32 is by means of the relay 28 of the Rest position in the Auslenklage transferred.
- the air blower 34 is also disconnected from the electrical network.
- the radiator 24 and the circulating air blower 34 is automatically switched off and the initial heating time is expired.
- the interior of the household food warmer cools down due to heat loss Time from, so that the interior temperature to a value below the previously set Desired temperature, in the example 60 ° C, drops.
- the detection of a below the target temperature lying interior temperature by the temperature sensor 26 causes the first electrical switch 22 automatically returned from its deflected position to its rest position is, so that the radiator 24 is again electrically connected to the electrical network is.
- the interior is heated up again to the previously set target temperature. While this re-heating, the circulating air blower 34 remains switched off since the relay 28 due to the second electrical switch 32 in the deflected position, also with the electrical network is electrically connected. Once the predetermined one If the desired temperature is reached again, the heater 24 becomes automatic, as described above switched off and the procedure explained here starts again.
- time selector 16 is automatically returned to its zero position.
- the temperature switch 30 As already explained, there is a temperature switch 30 intended. If the arrangement described above malfunctions, through which the interior temperature is a predetermined maximum temperature, for example 80 ° C, the temperature switch 30 opens automatically, so that the radiator 24 from electrical network is disconnected. The circulating air blower 34 is operated by the temperature switch 30 not switched off or in the event that the recirculation fan 34 was switched off, this will Recirculation fan 34 automatically switched on again. This ensures that the Interior temperature is quickly reduced and local overheating avoided become.
- a predetermined maximum temperature for example 80 ° C
- Fig. 3 is a circuit diagram of the electrical circuit of a second embodiment of a Household food warmer according to the invention shown. Deviating from that with reference to FIG. 1 and 2 described first embodiment is in the second embodiment in arranged a bridging device of the electrical circuit.
- the Bridging device has two parallel to the second switch 32 and the Recirculation fan 34 switched electrical paths.
- In the first electrical path is a further relay 36 and a manually operated electrical bypass switch 38 arranged.
- the manually operated electrical bypass switch 38 is shown in FIG. 3 in its rest position, namely shown in the open position.
- a control lamp 40 and another electrical changeover switch 42 are arranged, the further electrical changeover switch 42 in the rest position shown in FIG. 3, the relay 28 electrically connected to the neutral conductor of the electrical network.
- the electric one Bridging switch 38 and the indicator light 40 are analogous to the time selector 16 and the temperature selector 18 on the housing 2 of the household food warmer according to the invention arranged. Furthermore, the first and the second electrical path are via one third electrical path 44 connected in an electrically conductive manner such that a one-time closing of the electrical bypass switch 38 is sufficient to the air blower 34 for the total duration of keeping warm, i.e. as long as the main electrical switch 20 is closed, turn.
- the household food warmer according to the invention is in operation as described above been taken. As long as the electrical bypass switch 38 after the The user does not put the household food warmer according to the invention into operation is operated, the mode of operation is as already with the first embodiment explained. If the electrical bypass switch 38 is now closed manually, that is further relay 36 connected to the electrical network and transfers the further electrical Changeover switch 42 from its rest position automatically in its deflected position, so that Relay 28 regardless of the location of the first electrical switch 22 from the electrical Network is disconnected. The second electrical switch 32 therefore remains in its rest position and the circulating air fan remains electrical with the electrical network for the entire warming period conductively connected. By transferring the further electrical changeover switch 42 in the deflection position of the indicator light 40 is electrically conductive with the electrical network connected.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Warming Or Keeping Food Or Tableware Hot (AREA)
- Electric Stoves And Ranges (AREA)
Abstract
Description
- Figur 1
- eine perspektivische Ansicht eines ersten Ausführungsbeispiels eines erfindungsgemäßen Haushalts-Speisenwärmers,
- Figur 2
- einen Schaltplan einer elektrischen Schaltung des Haushalts-Speisenwärmers aus Fig. 1 und
- Figur 3
- einen Schaltplan einer elektrischen Schaltung eines zweiten Ausführungsbeispiels eines erfindungsgemäßen Haushalts-Speisenwärmers.
Claims (7)
- Haushalts-Speisenwärmer zum Warmhalten von Speisen und Getränken, mit einem Gehäuse, mit einer in das Gehäuse einschiebbaren Schublade, mit einem durch das Gehäuse und die eingeschobene Schublade begrenzten Innenraum zur Aufnahme von auf Tellern abgestellten Speisen, mit einem Heizkörper, mit einer elektrischen Schaltung, in der ein erster elektrischer Schalter zum Einschalten des Heizkörpers und ein Temperatursensor zur Erfassung der Innenraumtemperatur angeordnet sind,
dadurch gekennzeichnet, dass der Haushalts-Speisenwärmer ein Umluftgebläse (34) aufweist, das durch einen in der elektrischen Schaltung angeordneten zweiten elektrischen Schalter (32) einschaltbar und bei dem Vorliegen einer von dem Temperatursensor (26) abhängigen Schaltbedingung mittels eines Relais (28) durch den zweiten elektrischen Schalter (32) abschaltbar ist und dass in der elektrischen Schaltung ein elektrischer Hauptschalter (20) angeordnet ist, mittels dem das Umluftgebläse (34) und der Heizkörper (24) bei der Inbetriebnahme des Haushalts-Speisenwärmers gemeinsam einschaltbar sind, wobei der elektrische Hauptschalter (20) mechanisch, elektromechanisch oder elektrisch mit einem Zeitwähler (16) verbunden und in Abhängigkeit von einer an dem Zeitwähler (16) einstellbaren Warmhaltedauer in Schließstellung gehalten ist und dass das Umluftgebläse (34) nach erfolgtem Einschalten erst nach dem Rücküberführen des elektrischen Hauptschalters (20) von der Schließstellung in die Öffnungsstellung bzw. durch das Trennen des Relais (28) von dem elektrischen Netz wieder einschaltbar ist. - Haushalts-Speisenwärmer nach Anspruch 1,
dadurch gekennzeichnet, dass der Haushalts-Speisenwärmer einen Temperaturwähler (18) zur Auswahl der vorher festgelegten Solltemperatur aufweist. - Haushalts-Speisenwärmer nach einem der Ansprüche 1 oder 2,
dadurch gekennzeichnet, dass der Heizkörper (24) als elektrischer Strahlungsheizkörper ausgebildet ist. - Haushalts-Speisenwärmer nach mindestens einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, dass die Speisen und Getränke auf der Oberseite (8) eines Schubladenbodens abstellbar sind und der Heizkörper (24) und/oder das Umluftgebläse (34) in einem der Oberseite (8) zugewandten Bereich des Gehäuses (2) angeordnet ist/sind. - Haushalts-Speisenwärmer nach mindestens einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, dass wenigstens der Hauptteil der elektrischen Schaltung und der Heizkörper (24) und/oder das Umluftgebläse (34) als eine gemeinsame Baueinheit ausgebildet sind. - Haushalts-Speisenwärmer nach mindestens einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, dass die elektrische Schaltung als eine integrierte elektronische Schaltung ausgebildet ist. - Haushalts-Speisenwärmer nach mindestens einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, dass in der elektrischen Schaltung eine Überbrückungseinrichtung mit einem manuell betätigbaren elektrischen Überbrückungsschalter (38) angeordnet ist, wobei das Umluftgebläse (34) bei geschlossenem elektrischen Überbrückungsschalter (38) unabhängig von der Schaltbedingung des Temperatursensors (26) einschaltbar ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10260019A DE10260019B4 (de) | 2002-12-19 | 2002-12-19 | Haushalts-Speisenwärmer zum Warmhalten von Speisen und Getränken |
DE10260019 | 2002-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1434010A1 true EP1434010A1 (de) | 2004-06-30 |
EP1434010B1 EP1434010B1 (de) | 2013-04-24 |
Family
ID=32404060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03028833.6A Expired - Lifetime EP1434010B1 (de) | 2002-12-19 | 2003-12-16 | Haushalts-Speisenwärmer zum Warmhalten von Speisen und Getränken |
Country Status (3)
Country | Link |
---|---|
US (1) | US6849835B2 (de) |
EP (1) | EP1434010B1 (de) |
DE (1) | DE10260019B4 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3249302A1 (de) * | 2016-05-25 | 2017-11-29 | BSH Hausgeräte GmbH | Haushalts-gargerät |
EP3250002A1 (de) * | 2016-05-25 | 2017-11-29 | BSH Hausgeräte GmbH | Haushalts-gargerät |
Families Citing this family (23)
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KR20050078553A (ko) * | 2004-02-02 | 2005-08-05 | 삼성전자주식회사 | 가열조리기 |
US7166821B2 (en) * | 2004-03-29 | 2007-01-23 | Adamski Joseph R | Radiant convection warming drawer |
US7235762B2 (en) * | 2004-06-14 | 2007-06-26 | Western Industries, Inc. | Factory preset temperature warming appliance |
US7279659B2 (en) * | 2004-09-01 | 2007-10-09 | Western Industries, Inc. | Non-food warmer appliance |
US7488919B2 (en) * | 2004-09-01 | 2009-02-10 | Western Industries, Inc. | Warming apparatus |
DE102005013678A1 (de) * | 2005-03-14 | 2006-09-21 | E.G.O. Elektro-Gerätebau GmbH | Verfahren zum Erwärmen eines Gargefäßes |
US20060278629A1 (en) * | 2005-06-08 | 2006-12-14 | Western Industries, Inc. | Electronically controlled outdoor warmer |
US8058588B2 (en) * | 2005-08-31 | 2011-11-15 | Western Industries, Inc. | Electronically controlled warmer drawer |
EP1806069A1 (de) * | 2006-01-08 | 2007-07-11 | Whirlpool Corporation | Wärmelade zum langsamen Garen |
US20070158331A1 (en) * | 2006-01-08 | 2007-07-12 | Whirlpool Corporation | Warming Drawer with Slow Cooking |
US7619182B2 (en) | 2006-01-08 | 2009-11-17 | Whirlpool Corporation | Warming drawer |
JP4404918B2 (ja) * | 2007-06-14 | 2010-01-27 | シャープ株式会社 | 引き出し式加熱調理器 |
JP4280783B2 (ja) * | 2007-06-19 | 2009-06-17 | シャープ株式会社 | 引き出し式加熱調理器のドア開閉方法及び装置 |
JP4378399B2 (ja) * | 2007-07-25 | 2009-12-02 | シャープ株式会社 | 引き出し式加熱調理器における開閉ドアの開閉制御方法、及び引き出し式加熱調理器 |
US8367979B2 (en) * | 2007-08-27 | 2013-02-05 | General Electric Company | Cooking platform and related method |
JP2010181112A (ja) * | 2009-02-06 | 2010-08-19 | Sharp Corp | 引出し型加熱調理器 |
KR101276498B1 (ko) * | 2011-07-21 | 2013-06-18 | 엘지전자 주식회사 | 드로워 유닛 및 이를 포함하는 전기 오븐 |
US9220364B1 (en) | 2012-09-27 | 2015-12-29 | Hot Shot USA LLC | System and methods for dispensing hot beverages |
US10065278B2 (en) * | 2013-01-22 | 2018-09-04 | Western Industries Incorporated | Spill resistant warming drawer |
US20140254135A1 (en) * | 2013-03-08 | 2014-09-11 | Shat-R-Shield, Inc. | Light-emitting diode light and heat device |
US10119708B2 (en) * | 2013-04-23 | 2018-11-06 | Alto-Shaam, Inc. | Oven with automatic open/closed system mode control |
US10588454B1 (en) | 2014-05-15 | 2020-03-17 | Wells Bloomfield Llc | Dry well food warmer assembly and method |
CN205026747U (zh) * | 2015-09-21 | 2016-02-10 | 广东美的厨房电器制造有限公司 | 微波加热装置和用于它的抽屉门组件 |
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2002
- 2002-12-19 DE DE10260019A patent/DE10260019B4/de not_active Expired - Fee Related
-
2003
- 2003-12-16 EP EP03028833.6A patent/EP1434010B1/de not_active Expired - Lifetime
- 2003-12-18 US US10/740,020 patent/US6849835B2/en not_active Expired - Fee Related
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DE3910585A1 (de) * | 1989-04-01 | 1990-10-04 | Buderus Kuechentechnik | Schaltungsanordnung fuer ein gargeraet |
US6191391B1 (en) * | 1996-01-25 | 2001-02-20 | White Consolidated Industries, Inc. | Warmer drawer for a cooking range |
US6140619A (en) * | 1999-05-28 | 2000-10-31 | The Garland Group | Temperature control apparatus, method and memory medium for an oven |
DE10063911A1 (de) * | 2000-12-20 | 2002-07-18 | Hermes Electronic Gmbh | Steuervorrichtung, Ofen und Verfahren zum Betreiben eines Ofens |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3249302A1 (de) * | 2016-05-25 | 2017-11-29 | BSH Hausgeräte GmbH | Haushalts-gargerät |
EP3250002A1 (de) * | 2016-05-25 | 2017-11-29 | BSH Hausgeräte GmbH | Haushalts-gargerät |
Also Published As
Publication number | Publication date |
---|---|
DE10260019A1 (de) | 2004-07-01 |
US20040149731A1 (en) | 2004-08-05 |
DE10260019B4 (de) | 2005-11-24 |
EP1434010B1 (de) | 2013-04-24 |
US6849835B2 (en) | 2005-02-01 |
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