EP0727618B1 - Back-/Bratofen mit einem thermostatgesteuerten Motorlüfter - Google Patents
Back-/Bratofen mit einem thermostatgesteuerten Motorlüfter Download PDFInfo
- Publication number
- EP0727618B1 EP0727618B1 EP96101437A EP96101437A EP0727618B1 EP 0727618 B1 EP0727618 B1 EP 0727618B1 EP 96101437 A EP96101437 A EP 96101437A EP 96101437 A EP96101437 A EP 96101437A EP 0727618 B1 EP0727618 B1 EP 0727618B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- oven
- muffle
- housing
- baking
- roasting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001816 cooling Methods 0.000 title claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008642 heat stress Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- F24C15/008—Illumination for oven cavities
-
- 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
- F24C15/006—Arrangements for circulation of cooling air
Definitions
- the present invention relates to a baking / roasting oven with furnace heating and with at least one lighting device to illuminate the interior of the oven muffle and with a thermostatically controlled motor fan for cooling the case, see, e.g., DE-A-3 211 487.
- thermostats it is common practice to control the heating elements an oven muffle heater using thermostats, because treatment conditions that are easy to control for the food be achieved. Depending on the type of cooking or treatment Appropriate cooking temperatures can be selected for the food be, compliance with the thermostat, whose Thermal sensor is obviously within the oven muffle and expediently arranged aligned with the heat sources is.
- thermocouples which at points deemed appropriate in the problematic areas to be cooled Areas capture the temperature.
- the oven muffle temperature yourself for example by sticking to the wall of the Baking / roasting room a metal bracket is brought up with a temperature-dependent switch for control for the engine fan is connected.
- thermocouple of the thermostat control unit for the engine fan is contacted with the wall of a housing part protruding outwards from the furnace muffle the oven muffle lighting device.
- a thermostat control for the motor fan for cooling the housing characterized by the features according to the invention from that the assembly and coupling of the thermal sensor this thermostat control unit on the out of the furnace muffle housing wall protruding outwards for the muffle interior lighting serving lighting device without any special additional measures particularly simple and efficient is.
- the thermal sensor only needs, e.g. under Use of a fastening tab to which, for safety reasons, Cooling reasons and heat stress reasons metallic Housing wall of the lighting device from the outside in Be connected.
- About the housing wall of the lighting device is secured to the thermal sensor Temperature of the muffle wall brought up and additionally the thermal sensor is determined by the heating power of the lighting device also subjected to thermal energy.
- the shortly after switching on the Oven lighting of the thermal sensor responds and via the downstream thermostat control unit the engine fan for the case cooling and this mode of operation also beyond the heating phases at least as long maintained until the oven lighting is switched off becomes.
- the temperature sensor is a strong depending on the temperature variable resistance with positive temperature coefficient behavior. Which corresponds to that on the wall resistance value resulting from the oven lighting of the temperature sensor is reached when a Fixed resistance threshold for controlling the motor fan evaluated and if this threshold is undershot the motor fan is switched off again, because of that It can be assumed that there is no problematic temperature is present in the area to be cooled since none Heat supply from warmer areas is more to be expected.
- Fig. 1 is a built-in oven in a schematic view shown, which is formed from a muffle 2 Baking / roasting space 3 is closed by an appliance door 4.
- the baking / roasting space 2 is heated by a radiator 5.
- the built-in oven 1 with a motor fan 6 provided, which is arranged at a suitable point in the oven housing is.
- the fan motor 6 is by thermostat electronics 7 driven, the drive signal from a Thermal sensor 8 is supplied, which on the housing 9 one Oven lighting 10 is flanged.
- this housing 9 which in particular for thermal reasons usually consists of metal, with the muffle wall 11 of the baking / roasting room 2 in thermal communication and it is also the one prevailing inside the baking / roasting space 2 Exposed to temperature.
- the housing 9 of the lighting device 10 is from the thermal sensor 8, which acts as a variable resistance trained with positive temperature characteristics (PTC) is an electrically evaluable value to the thermostat control circuit 7 issued so that this the engine fan 6 starts, which ensures sufficient cooling in the device housing is taken care of.
- the heat source is the baking / roasting room 2 and as a transition point its 11. Since this heat source via the housing 9 of the lighting device 10 is recorded almost unadulterated and additionally the heat of the lighting device 10 is detected, it is ensured that the engine fan 6 guaranteed to work as long as increased heat is expected can be.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Baking, Grill, Roasting (AREA)
- Electric Stoves And Ranges (AREA)
- Control Of Resistance Heating (AREA)
Description
- Fig. 1
- schematisiert eine Ofenmuffel eines Haushaltsherde in einer Seitenansicht und
- Fig. 2
- ebenfalls schematisiert eine Teilansicht im Bereich der Backofenbeleuchtung.
Claims (2)
- Back-/Bratofen mit Ofenheizung und mit zumindest einer Beleuchtungseinrichtung (10) zum Beleuchten des Ofenmuffelinnenraums (3) sowie mit einem thermostatgesteuerten Motorlüfter (6) für die Gehäusekühlung, dadurch gekennzeichnet, daß ein Thermofühler (8) der Thermostatsteuerungs-Einheit (1) für den Motorlüfter (2) kontaktiert ist mit der Wandung eines aus der Ofenmuffel nach außen ragenden Gehäuseteils (9) der Ofenmuffel-Beleuchtungseinrichtung (10).
- Back-/Bratofen nach Anspruch 1, dadurch gekennzeichnet, daß der Temperaturfühler (8) ein temperaturabhängig stark veränderlicher Widerstand mit positivem Temperatur-Koeffizienten-Verhalten ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29502570U | 1995-02-16 | ||
DE29502570U DE29502570U1 (de) | 1995-02-16 | 1995-02-16 | Back-/Bratofen mit einem thermostatgesteuerten Motorlüfter |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0727618A2 EP0727618A2 (de) | 1996-08-21 |
EP0727618A3 EP0727618A3 (de) | 1997-05-14 |
EP0727618B1 true EP0727618B1 (de) | 2000-07-19 |
Family
ID=8004007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96101437A Expired - Lifetime EP0727618B1 (de) | 1995-02-16 | 1996-02-01 | Back-/Bratofen mit einem thermostatgesteuerten Motorlüfter |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0727618B1 (de) |
DE (2) | DE29502570U1 (de) |
ES (1) | ES2150026T3 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2110368B1 (es) * | 1995-12-14 | 1998-08-01 | Magic Dreams Cosmetica Infanti | Aparato calentador de cera depilatoria. |
DE19906990A1 (de) * | 1999-02-19 | 2000-08-24 | Bsh Bosch Siemens Hausgeraete | Dampfgargerät, insbesondere Dampfbackofen |
DE102006005293A1 (de) * | 2006-02-06 | 2007-08-09 | BSH Bosch und Siemens Hausgeräte GmbH | Backofen |
DE102006026909A1 (de) * | 2006-06-09 | 2007-12-13 | BSH Bosch und Siemens Hausgeräte GmbH | Sensorvorrichtung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3646315A (en) * | 1967-12-20 | 1972-02-29 | Texas Instruments Inc | Self-regulated heating device |
JPS57170494A (en) * | 1981-04-13 | 1982-10-20 | Matsushita Electric Ind Co Ltd | Heater |
JPS63106096U (de) * | 1986-12-27 | 1988-07-08 | ||
CH678913A5 (en) * | 1989-05-31 | 1991-11-29 | Electrolux Ag | Oven for forced cooling - with heat transferred to air which flows along channels in oven walls and door |
DE19505738A1 (de) * | 1995-02-20 | 1996-08-22 | Bosch Siemens Hausgeraete | Back-/Bratofen mit einer thermostatsteuerbaren Ofenheizung |
-
1995
- 1995-02-16 DE DE29502570U patent/DE29502570U1/de not_active Expired - Lifetime
-
1996
- 1996-02-01 EP EP96101437A patent/EP0727618B1/de not_active Expired - Lifetime
- 1996-02-01 ES ES96101437T patent/ES2150026T3/es not_active Expired - Lifetime
- 1996-02-01 DE DE59605612T patent/DE59605612D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0727618A2 (de) | 1996-08-21 |
EP0727618A3 (de) | 1997-05-14 |
DE29502570U1 (de) | 1995-04-06 |
ES2150026T3 (es) | 2000-11-16 |
DE59605612D1 (de) | 2000-08-24 |
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