WO2009037132A1 - Ensemble plaque de cuisson à gaz - Google Patents

Ensemble plaque de cuisson à gaz Download PDF

Info

Publication number
WO2009037132A1
WO2009037132A1 PCT/EP2008/061760 EP2008061760W WO2009037132A1 WO 2009037132 A1 WO2009037132 A1 WO 2009037132A1 EP 2008061760 W EP2008061760 W EP 2008061760W WO 2009037132 A1 WO2009037132 A1 WO 2009037132A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
burner
main valve
control unit
gas cooking
Prior art date
Application number
PCT/EP2008/061760
Other languages
German (de)
English (en)
Inventor
Enrique Gonzalez Llana
Fco. Javier Ortubia Nogues
Emilio Placer Maruri
Original Assignee
BSH Bosch und Siemens Hausgeräte GmbH
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 BSH Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Publication of WO2009037132A1 publication Critical patent/WO2009037132A1/fr

Links

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
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/12—Arrangement or mounting of control or safety devices
    • F24C3/126—Arrangement or mounting of control or safety devices on ranges
    • 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
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/12—Arrangement or mounting of control or safety devices

Definitions

  • the invention is based on a gas cooking apparatus arrangement with at least two burner units according to the preamble of claim 1.
  • each burner is assigned a gas tap.
  • a main valve unit is provided, which controls the gas supply to the individual gas taps, in particular free or blocks.
  • the burners are also thermocouples for monitoring a
  • thermocouple outputs a signal by which a passage state of the corresponding gas tap is maintained, by means of a magnetic actuator unit associated with the gas tap.
  • a separate actuator unit is provided for each gas tap. If the flame of a burner inadvertently extinguishes, the gas supply to the burner is interrupted via the corresponding thermocouple and the corresponding actuator unit.
  • the object of the invention is in particular to provide a generic device with improved properties in terms of reducing the manufacturing cost and manufacturing costs.
  • the invention is based on a gas cooking device arrangement with at least two burner units, each having at least one burner valve unit, a main valve unit for controlling a supply of gas to the burner valve units and a safety device for automatically blocking a gas supply.
  • the safety device has an actuator unit which is provided to actuate a process with the main valve unit. It can As a result, the production costs and the manufacturing costs are reduced. In particular, the use of individual actuator units, which are each assigned to a burner valve unit, can be saved by an actuator unit assigned to the main valve unit. If the burning operation of one of the burner units is interrupted unintentionally, the actuator unit of the safety device can serve to bring the main valve unit into its blocking state, whereby the general supply of gas is interrupted.
  • a "burner valve unit” is to be understood in particular as meaning a valve unit which is assigned to at least one burner of the corresponding burner unit and which serves to set a gas flow rate for a combustion process with the burner by an operator.
  • a valve unit is to be understood, which is an interface of a gas cooking appliance to a gas cooking apparatus external gas line, such as a domestic gas line, and thereby for controlling, in particular for passing or blocking a general supply of gas to the individual burner units used.
  • An "actuator unit” is to be understood as meaning, in particular, a unit which is provided, preferably in response to an electrical signal, for driving at least one valve element of the main valve unit
  • the actuator unit is embodied as a magnetic actuator unit which is provided for determining a specific position.
  • the term "provided” should be understood to mean in particular designed, equipped or designed.
  • the safety device has a control unit which is in operative connection with the burner units and the actuator unit, whereby a structurally simple circuit can be achieved by means of a central control.
  • the control unit may comprise a microprocessor, a microcontroller and / or an ASIC (application-specific integrated circuit) or may in particular be formed by one or more of these elements.
  • the control unit is operatively connected to a memory unit in which data and / or at least one program for carrying out a security mode of the security device are stored.
  • the control unit is designed as a one-piece functional component, with which the burner units and the actuator unit are in operative connection. A particularly high level of safety can be achieved if the control unit is provided in cooperation with the actuator unit for a fully automatic actuation of the operation with the main valve unit.
  • a central control of operations of the main valve unit by means of the control unit particularly short actuation times can be achieved.
  • short reaction times can also be achieved on the occurrence of an undesirable event, when the control unit is provided, the process with the Actuate main valve unit in response to a detected by one of the sensor means characteristic.
  • the sensor means serve to detect the extinction of a flame during a burning process of a burner unit.
  • the safety can be further increased if the safety device has at least one state sensor means for detecting a state of at least one of the burner valve units and the control unit is provided for this purpose to actuate the operation with the main valve unit in response to a detected by one of the sensor means characteristic and in dependence on the detected state.
  • the safety device has at least one state sensor means for detecting a state of at least one of the burner valve units, and that the control unit is intended to maintain, in cooperation with the actuator unit, an on-state of the main valve unit depending on the detected state.
  • the individual control unit can achieve a particularly simple embodiment of the safety device with few functional components.
  • the control unit is preferably in operative Bonding with the sensor means.
  • the sensor means is provided in particular for detecting an operator-initiated movement of the monitored burner valve unit, whereby an actuating operation of the burner valve unit is registered by the control unit.
  • a "state" of a valve unit is to be understood as meaning, in particular, a blocking state or a passage state of the valve unit. is realized by a suitable position of a valve element relative to a gas line, to be understood, which allows a passage of gas.
  • the safety can also be further increased if the control unit has at least one safety mode in which a release operation of the main valve unit is prevented in the presence of a passage state of at least one of the burner valve units.
  • a "release operation" of a valve unit is to be understood in particular to mean a process by means of which a transition from the blocking state into an open state of the valve unit is realized.
  • the gas cooking appliance arrangement has an ignition unit for triggering an ignition process of at least one burner unit, which is formed at least partially integrally with the control unit.
  • the ignition unit is identical to the control unit.
  • the safety device have a time unit which is intended to maintain a passage state of the main valve unit for a predetermined time in cooperation with the actuator unit. This allows a particularly high operating comfort can be achieved.
  • one or more burner valve units may be actuated by an operator without having to manually maintain the main valve unit in its on-state condition.
  • the safety device has a control unit and an output unit which is intended to be used in combination act with the control unit to output information about a state of the main valve unit.
  • a simple operation of the gas cooking device arrangement can be further achieved if the safety device has a coupling unit which is intended to use an actuating operation of at least one of the burner valve units for a process with the main valve unit.
  • an actuating operation of a burner valve unit such as opening or closing, can advantageously be used for an automatic, preferably simultaneous, release or blocking operation of the main valve unit.
  • the coupling unit is designed as a mechanical coupling unit which is provided to transmit a movement of at least one of the burner valve units to the main valve unit.
  • FIG. 1 shows a gas hob in a view from above
  • FIG. 2 shows an arrangement of the gas hob with a main valve unit and a safety device associated with the main valve unit
  • FIG. 3 shows the arrangement of FIG. 2 with an alternative safety device with a time unit for automatic maintenance an open state of the main valve unit
  • Fig. 4 shows the arrangement of Figure 2 with an alternative safety device with a coupling unit for the mechanical coupling of gas taps with the main valve unit.
  • FIG. 1 shows a gas cooking appliance 10 in the form of a gas hob in a view from above.
  • the gas cooking apparatus 10 includes four burner units 12.1 to 12.4.
  • the burner units 12 each have a burner 14.
  • the burners 14 are arranged in a cooking area which is provided for setting up preparation utensils. Adjacent to this cooking area is an operating area.
  • the burner units 12.1 to 12.4 each have a burner valve unit 16.1, 16.2, 16.3 and 16.4, which serves to adjust a supply of gas to the corresponding burner 14 of the burner unit 12.1, 12.2, 12.3 and 12.4.
  • a burner valve unit 16 By means of a burner valve unit 16, the flow of gas in a line connecting the burner valve unit 16 to the corresponding burner 14 can be adjusted by an operator.
  • this line may be shut off by means of the burner valve unit 16 with the burner valve unit 16 in its blocking state, or it may be released by the burner valve unit 16 from the blocking state to the passage of gas, wherein the burner valve unit 16 is in its on state.
  • various flow values can be adjusted stepwise or steplessly, which correspond to different heat outputs.
  • the burner valve units 16 are each provided with an actuating means 18 which is adapted for operation by a user especially, e.g. is formed in the operating area and is in operative connection with a valve body 20 shown in FIG.
  • This active compound can be electrical, electronic or purely mechanical nature.
  • a valve body 20 together with an actuating means 18 forms a burner valve unit 16, which is formed in the considered embodiment as a gas cock.
  • FIG. 2 shows a gas cooking device arrangement 22 of the gas cooking device 10.
  • the burner units 12 are shown, each with a burner 14 and a burner valve unit 16. From a burner valve unit 16, a valve body 20 is shown in each case.
  • the valve bodies 20 are connected via a gas line 24 to a main valve unit 26.
  • the main valve unit 26 is provided for controlling a supply of gas to the individual burner valve units 16. It is for this purpose via a gas line 28 with an external to the gas cooking device 10 gas supply, schematically shown in the figure.
  • supply device 30 connected, such as with a house line or a public line, which serves for the total supply of the gas cooking device 10.
  • FIG. 2 omits the representation of the lines which each connect a burner valve unit 16 to the associated burner 14.
  • the gas cooking device arrangement 22 is further provided with a safety device 32, which is provided, when an undesired operation with one of the burner units 12 occurs, such as, in particular, an accidental extinguishing of a flame in one of the burners 14, the gas supply to this burner unit 12 automatically to block, in order to avoid a spread of gas in the vicinity of the gas cooking device 10 and thereby to avoid a risk of explosion.
  • the safety device 32 has an actuator unit 34, which is associated with the main valve unit 26 and serves to actuate a process with this main valve unit 26.
  • the actuator unit 34 is operatively connected to a valve body 35 of the main valve unit 26.
  • the actuator unit 34 serves to drive the valve body 35 in a locking position in which the main valve unit 26 is in its locked state and / or to maintain the valve body 35 in a transmission position in which the main valve unit 26 is in its on-state.
  • the actuator unit 34 is designed as a magnetic actuator unit 34. Hereby a passage position and / or the blocking position of the valve body 35 are maintained by means of a generated magnetic field.
  • the actuator unit 34 is in operative connection with a control unit 36.
  • This control unit 36 has a computing unit 38, which is designed, for example, as a microprocessor.
  • the control unit 36 forms part of the safety device 32.
  • the control unit 36 is assigned a memory unit, not shown, in which data and / or programs for performing at least one safety mode are stored by the control unit 36.
  • the control unit 36 cooperates with the actuator unit 34 to fully automatically actuate an operation of the main valve unit 26, such as fully automatic locking of the main valve unit 26, in which displacement of the valve body 35 of the main valve unit 26 in its locked position by the Actuator 34 takes place.
  • the control unit 36 controls an electrical supply of the actuators. gate unit 34, which serves to generate a necessary for a process with the valve body 35 magnetic field.
  • thermocouples (known in English as "thermocouple")
  • thermocouples In a known manner, when a burner 14 is operated by the generated flame, a current of the thermocouple is generated, one through the thermocouple is detected by the control unit 36. When the flame extinguishes, this erasing operation can be registered by the control unit 36 by the interruption of the corresponding thermo-element current.
  • the safety device 32 is also in operative connection with condition sensor means 40.1, 40.2, 40.3, 40.4, which are each assigned to a burner valve unit 16.1, 16.2, 16.3 or 16.4.
  • the condition sensor means 40 each serve to detect the current state of the corresponding burner valve unit 16. In this way, it is possible to distinguish between the blocking state and the passage state of the associated burner valve unit 16 by means of a condition sensor means 40.
  • the condition sensor means 40 are in particular designed as switches which close an electric circuit when an actuating means 18 is actuated, thereby establishing an electrical connection to the control unit 36. The state is registered by the control unit 36, which has this state information at all times.
  • the control unit 36 activates Actuating operation of the main valve unit 26 is triggered by means of the actuator unit 34, by means of which the main valve unit 26 is automatically brought into its blocking state. Once this blocking condition is established, one or more burner valve units 16 may be in their on-state. In order to avoid gas flowing through when the main valve unit 26 is actuated, the control unit 36 executes a safety mode in which a release operation of the main valve unit 26 is prevented in the presence of a passage condition of at least one of the burner valve units 16.
  • a cooking operation is terminated by an operator in the proper manner by actuating an actuating means 18 of a burner valve unit 16
  • extinction of the flame is registered simultaneously with the establishment of the blocking state of the burner valve unit 16.
  • the main valve unit 26 can be automatically brought into the lock state either immediately or after a preset time, or if another burning operation is continued with another burner 14, the main valve unit 16 can continue be maintained in their on state.
  • control unit 36 actuates a process with the main valve unit 26, here the displacement of the main valve unit 26 in its blocking state, in dependence of a detected by one of the sensor means 38 characteristic and in dependence on the detected by a state sensor means 40 state of Brennerventilein- unit 16.
  • the gas cooking apparatus assembly 22 further includes an ignition unit 42 which is provided to initiate an ignition operation with one of the burners 14.
  • This ignition unit 42 has as component of a schematically illustrated ignition device 44, which generates sparks, for example by means of electrodes and an electrical voltage, and the control unit 36, which is in operative connection with the ignition device 44 and serves to control the operation of the ignition device 44.
  • the control unit 36 assumes functions of the safety device 32 and the ignition unit 42, whereby functional components can be saved.
  • FIGS. 2, 3 and 4 show various embodiments of the gas cooking apparatus 22. The above description applies in common to all variants of gas cooking apparatus assembly 22, the differences being discussed in the following description. Components that are identical in the embodiment variants are denoted by the same reference numerals. Components which differ in their design from the embodiment in Figure 2 are designated by reference numerals having the letter, a 'for the embodiment of Figure 3 and the letter, b' for the embodiment of Figure 4.
  • the main valve unit 26 prior to a cooking operation, the main valve unit 26 is operated by the operator.
  • the main valve unit 26 on an actuating means 46, which is shown in dashed lines in Figure 1.
  • This dashed representation indicates the optional use of the actuating means 46, which can be dispensed with in the embodiment of FIG.
  • the actuating means 46 is operatively connected to the valve body 35, in electrical, electronic or purely mechanical manner.
  • the actuating means 46 may be formed as a knob or knob.
  • the main valve unit 26 automatically returns to its blocking state.
  • the operator in order to initiate a burning operation of a burner 14, the operator must maintain the main valve unit 26 in the on-state while operating one of the actuator means 18 of a burner valve unit 16. This actuation is registered by the control unit 36 in cooperation with the corresponding condition sensor means 40. Thereafter, the control unit 36 transmits an ignition signal to the ignition device 44, by means of which a burning process with the corresponding burner 14 is started. The successful lighting of the burner 14 is registered by the control unit 36 in cooperation with the corresponding sensor means 38.
  • the control unit 36 then causes the passage state of the main valve unit 26, which until then has been maintained by the operator, to be maintained by the actuator unit 34.
  • the control unit 36 supplies the actuator unit 34 with an electric current, which is necessary for maintaining the valve body 35 in a passage position.
  • the control unit 36 serves to perform a process with the main valve unit 26, namely the maintenance of a Passing state of the main valve unit 26, in response to a characteristic, which is detected by one of the sensor means 38 to operate.
  • the main valve unit 26 is associated with a condition sensor means 48 provided for detecting a condition of the main valve unit 26.
  • the condition sensor means 48 is formed as a switch.
  • the control unit which is designated as control unit 36a in FIG. 3, in cooperation with the condition sensor means 48.
  • the control unit 36 a has a time unit 50 which is provided, in cooperation with the actuator unit 34, to maintain a passage state of the main valve unit 26 for a predetermined time.
  • the control unit 36a In response to the detection signal of the condition sensor means 48, the control unit 36a starts a waiting mode in which the operator-generated on-state is automatically maintained by the actuator unit 34 for a predetermined waiting time. During this release time, as described above, a burning operation of a burner 14 can be started by the operation of the corresponding burner valve unit 16, without having to continue operating the main valve unit 26. If this burning process has been successfully started, then, as described above, the passage state of the main valve unit 26 is maintained beyond the waiting time by means of the control unit 36a in cooperation with the actuator unit 34. If no firing operation with a burner 14 has been started within the waiting time, an actuation process of the actuator unit 34 is triggered by the control unit 36a, by means of which the main valve unit 26 is automatically brought into its blocking state.
  • the gas cooking device assembly 22 in this embodiment is further provided with an output unit 52 provided to output information about a state of the main valve unit 26 in cooperation with the control unit 36a.
  • the output unit 52 is provided for outputting an optical signal.
  • a passage state of the main valve unit 26 can be signaled by a continuous light.
  • the gas cooking apparatus assembly 22 is further provided with a coupling unit 54.
  • This is intended to be an actuation process at least one of the burner valve units 16b for operation with the main valve unit 26b to use.
  • the coupling unit 54 is designed in particular as a mechanical coupling, which connects the burner valve units 16b, preferably the actuating means 18b, with the main valve unit 26b.
  • This connection is provided for transmitting a movement of at least one of the actuating means 18b to the valve body 35b of the main valve unit 26b.
  • this movement coupling connection is made by means of a lever.
  • the operator operates in a conventional manner the actuating means 18b of the corresponding burner valve unit 16b.
  • the coupling unit 54 is brought from an initial position in an offset position, wherein the coupling unit 54 causes a driving of the valve body 35 from its locking position to a passage position. If starting of a burning process of the burner 14, which, as described above, is registered by the control unit 36 by means of the corresponding sensor means 38, then, as also described above, the maintenance of the main valve unit 26 b in the on state by the actuator unit 34th accepted.
  • the coupling unit 54 is returned to its initial position in which it was located prior to actuation of the actuating means 18, for example by means of a spring element which loads the coupling unit 54 in the staggered position.
  • the coupling unit 54 can be dispensed with the use of the actuating means 46 ( Figure 1).

Abstract

L'invention concerne un ensemble plaque de cuisson à gaz comportant au moins deux brûleurs (12.1-4) pourvus chacun d'au moins une vanne (16.1-4; 16b.1-4), une vanne principale (26; 26b) pour commander l'alimentation en gaz des vannes (16.1-4; 16b.1-4) de brûleurs et un dispositif de sécurité (32) pour couper automatiquement l'alimentation en gaz. L'invention vise à réaliser des économies en termes de montage et de coûts. A cet effet, le dispositif de sécurité (32) comporte un actionneur (34) destiné à mettre en place un processus au moyen de la vanne principale (26; 26b).
PCT/EP2008/061760 2007-09-17 2008-09-05 Ensemble plaque de cuisson à gaz WO2009037132A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200702522A ES2336402B1 (es) 2007-09-17 2007-09-17 Dispositivo de coccion a gas.
ESP200702522 2007-09-17

Publications (1)

Publication Number Publication Date
WO2009037132A1 true WO2009037132A1 (fr) 2009-03-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/061760 WO2009037132A1 (fr) 2007-09-17 2008-09-05 Ensemble plaque de cuisson à gaz

Country Status (2)

Country Link
ES (1) ES2336402B1 (fr)
WO (1) WO2009037132A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011080218A1 (fr) * 2009-12-31 2011-07-07 BSH Bosch und Siemens Hausgeräte GmbH Procédé et système permettant d'augmenter la sécurité relative à des dispositifs de cuisson fonctionnant au gaz
WO2012011032A1 (fr) 2010-07-23 2012-01-26 BSH Bosch und Siemens Hausgeräte GmbH Plaque de cuisson à gaz
WO2013041454A1 (fr) * 2011-09-20 2013-03-28 Coprecitec, S.L. Appareil de cuisson à gaz et procédé associé audit appareil de cuisson à gaz
EP3354983A1 (fr) * 2017-01-27 2018-08-01 Aga Rangemaster Limited Cuisinière à gaz et procédé d' ajustement à combustibles différents
EP3257409A4 (fr) * 2015-02-12 2018-09-12 Guangdong Midea Kitchen Appliances Four

Citations (6)

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Publication number Priority date Publication date Assignee Title
EP0727616A1 (fr) * 1995-02-17 1996-08-21 ATAG Keukentechniek B.V. Dispositif de sécurité pour les appareils de cuisson
WO1997019296A1 (fr) * 1995-11-21 1997-05-29 Robertshaw Controls Company Ensemble de regulation de fluide
FR2779214A1 (fr) * 1998-05-29 1999-12-03 Siebe Appliance Controls Sa Dispositif de regulation du debit de gaz, pour appareil de cuisson a gaz
US6164958A (en) * 1999-09-20 2000-12-26 Huang; Tai-Tung Safety system for gas range
WO2005088194A1 (fr) * 2004-03-18 2005-09-22 Sit La Precisa, S.P.A. Unite de vanne destinee a controler l'apport de gaz combustible, notamment conçue pour des plaques de cuisson et similaires
WO2008044107A2 (fr) * 2006-10-11 2008-04-17 Indesit Company S.P.A. Appareil ménager de cuisson au gaz doté de vannes automatiques ayant un système de sécurité

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727616A1 (fr) * 1995-02-17 1996-08-21 ATAG Keukentechniek B.V. Dispositif de sécurité pour les appareils de cuisson
WO1997019296A1 (fr) * 1995-11-21 1997-05-29 Robertshaw Controls Company Ensemble de regulation de fluide
FR2779214A1 (fr) * 1998-05-29 1999-12-03 Siebe Appliance Controls Sa Dispositif de regulation du debit de gaz, pour appareil de cuisson a gaz
US6164958A (en) * 1999-09-20 2000-12-26 Huang; Tai-Tung Safety system for gas range
WO2005088194A1 (fr) * 2004-03-18 2005-09-22 Sit La Precisa, S.P.A. Unite de vanne destinee a controler l'apport de gaz combustible, notamment conçue pour des plaques de cuisson et similaires
WO2008044107A2 (fr) * 2006-10-11 2008-04-17 Indesit Company S.P.A. Appareil ménager de cuisson au gaz doté de vannes automatiques ayant un système de sécurité

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102686950B (zh) * 2009-12-31 2015-10-07 Bsh家用电器有限公司 用于提高靠煤气工作的烹饪装置的安全性的方法和系统
US9612019B2 (en) 2009-12-31 2017-04-04 BSH Hausgeräte GmbH Method and system for increasing the safety of gas-operated cooking appliances
CN102686950A (zh) * 2009-12-31 2012-09-19 Bsh博世和西门子家用电器有限公司 用于提高靠煤气工作的烹饪装置的安全性的方法和系统
WO2011080218A1 (fr) * 2009-12-31 2011-07-07 BSH Bosch und Siemens Hausgeräte GmbH Procédé et système permettant d'augmenter la sécurité relative à des dispositifs de cuisson fonctionnant au gaz
CN103003635A (zh) * 2010-07-23 2013-03-27 Bsh博世和西门子家用电器有限公司 燃气灶具
WO2012011032A1 (fr) 2010-07-23 2012-01-26 BSH Bosch und Siemens Hausgeräte GmbH Plaque de cuisson à gaz
ES2399893R1 (es) * 2011-09-20 2013-10-15 Coprecitec Sl Aparato de cocción a gas y método asociado a dicho aparato de cocción a gas
WO2013041454A1 (fr) * 2011-09-20 2013-03-28 Coprecitec, S.L. Appareil de cuisson à gaz et procédé associé audit appareil de cuisson à gaz
EP3257409A4 (fr) * 2015-02-12 2018-09-12 Guangdong Midea Kitchen Appliances Four
US10598387B2 (en) 2015-02-12 2020-03-24 Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd. Oven
EP3354983A1 (fr) * 2017-01-27 2018-08-01 Aga Rangemaster Limited Cuisinière à gaz et procédé d' ajustement à combustibles différents
GB2559158A (en) * 2017-01-27 2018-08-01 Aga Rangemaster Group Plc A gas cooker and method of conversion
GB2559158B (en) * 2017-01-27 2020-09-30 Aga Rangemaster Group Plc A gas cooker and method of conversion

Also Published As

Publication number Publication date
ES2336402A1 (es) 2010-04-12
ES2336402B1 (es) 2011-02-18

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