US20200363071A1 - Cooking appliance and method for operating same - Google Patents

Cooking appliance and method for operating same Download PDF

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Publication number
US20200363071A1
US20200363071A1 US16/762,161 US201816762161A US2020363071A1 US 20200363071 A1 US20200363071 A1 US 20200363071A1 US 201816762161 A US201816762161 A US 201816762161A US 2020363071 A1 US2020363071 A1 US 2020363071A1
Authority
US
United States
Prior art keywords
door
cooking appliance
sensors
triggering element
sensing device
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.)
Abandoned
Application number
US16/762,161
Other languages
English (en)
Inventor
Günter Gerold
Ralf Grobleben
Tobias Schmidt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete 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 Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Assigned to BSH HAUSGERAETE GMBH reassignment BSH HAUSGERAETE GMBH ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: SCHMIDT, TOBIAS, Gerold, Günter, GROBLEBEN, RALF
Publication of US20200363071A1 publication Critical patent/US20200363071A1/en
Abandoned legal-status Critical Current

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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
    • F24C15/02—Doors specially adapted for stoves or ranges
    • F24C15/028—Stoves doors
    • 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
    • F24C15/02—Doors specially adapted for stoves or ranges
    • F24C15/026—Doors specially adapted for stoves or ranges stowing of door in open position
    • 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
    • F24C15/16—Shelves, racks or trays inside ovens; Supports therefor
    • F24C15/162—Co-operating with a door, e.g. operated by the door
    • 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
    • F24C7/081—Arrangement or mounting of control or safety devices on stoves
    • 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
    • F24C15/02—Doors specially adapted for stoves or ranges
    • F24C15/022—Latches

Definitions

  • the invention relates to a cooking appliance comprising a door for closing a cooking chamber, a door-opening device for automatically moving the door between a closed position and an open position of the door and a sensing device operatively connected to the door-opening device and a method for automatically moving a door of a cooking appliance.
  • a door-opening device for automatically moving the door of a household appliance, in particular a cooking appliance, from a closed position into an open position and vice-versa.
  • a household appliance in particular a built-in household appliance, comprising a useable space which is able to be closed by an appliance door which is arranged on the front face of the appliance, and comprising a door-opening apparatus by means of which the appliance door may be actuated, wherein the door-opening apparatus is connected to a signal generating apparatus for generating an opening signal and wherein the door-opening apparatus automatically opens the appliance door when the opening signal is present.
  • the known household appliances and, in particular, cooking appliances have a drawback, for example, that an opening of a door of the appliance is not convenient and potentially also not sufficiently safe.
  • this may be achieved in a cooking appliance as claimed in the preamble of claim 1 , by the sensing device being designed to sense a triggering element separate from the cooking appliance for controlling the door-opening device.
  • the door can be moved from the closed position into the open position.
  • the cooking appliance may refer in a non-limiting manner to conventional cooking appliances with top-heat heating units and bottom-heat heating units and/or hot air systems, or to cooking appliances with a steam function and/or added steam, in which further heating devices may be provided in addition to a steam generator, such as for example bottom-heat heating units and top-heat heating units as well as a hot air system.
  • the cooking appliance may also be a steamer and/or steam cooking appliance which is able to heat the food to be cooked exclusively by the use of steam which is provided by an internal or external steam generator in a cooking chamber.
  • the cooking appliance may also be designed as a cooker in which an oven is combined with a hob. It goes without saying that the aforementioned appliances may be provided as built-in, built-under or freestanding appliances.
  • the door-opening device for automatically moving the door may have an electric drive, for example, in the form of a motor.
  • the door-opening device has a mechanical drive which moves the door from a closed position into an open position.
  • any device which is able to move and/or to displace the door at least partially between a closed position and an open position may be provided as the door-opening device.
  • the door-opening device operates hydraulically.
  • the sensing device constitutes a device which is designed to detect an element located in the vicinity of the sensing device.
  • any device which is able to detect an element and/or an object/body may be provided as the sensing device.
  • the sensing device has a predetermined range within which an element to be detected has to be present so that it is sensed in order to trigger further subsequent processes and functions.
  • the sensing device is operatively connected to the door-opening device. It is to be understood thereby that the sensing device is connected in a wireless and/or wired manner to the door-opening device.
  • a signal in particular an electric signal, may be generated, said signal being transmitted to the door-opening device following the sensing process in order to trigger further processes and functions.
  • the signal generated by means of the sensing device is used in order to control the door-opening device such that the door is moved from the closed position into the open position.
  • the door is transferred, for example, manually and/or automatically from the open position back into the closed position.
  • the sensing device is designed to sense a triggering element separate from the cooking appliance for controlling the door-opening device.
  • the triggering element is an element which is present separately from the cooking appliance and which is detected by the sensing device.
  • the triggering element may be an element and/or object which is held in the hands of a user of the appliance according to the invention.
  • the sensing device may be designed, in particular, in order to sense a triggering element located in front of the cooking appliance. In other words, the triggering element is located between the appliance and the user during a sensing process by the sensing device.
  • the cooking appliance By means of the cooking appliance according to the invention, it may be achieved in a particularly reliable and safe manner that the door is automatically opened and at the same time the risk of an operating error is minimized.
  • the door may be configured as a retractable door which in the open position may be arranged so as to be retracted in a receiver space which is separated from the cooking chamber, in particular configured below the cooking chamber.
  • the retractable door may be moved and/or retracted into a receiver space.
  • a handle which is arranged on the front face of the door is moved from a closed position into an open position.
  • the handle may be designed to rotate during the opening process by ca. 90° in the direction of a user standing in front of the cooking appliance, so that the user is able to grip the handle more easily when the door is open.
  • the sensing device has at least two sensors, in particular infrared sensors.
  • the safety of the sensing process may be improved.
  • any devices/sensors may be provided as a sensing device and/or sensors by which an object in front of the cooking appliance may be sensed in a safe manner. It is conceivable that further sensors may be provided in order to enhance the safety.
  • the at least two sensors may be arranged on a front carrier covered by a panel.
  • the arrangement on the front carrier permits, for example, easy accessibility for a user.
  • the sensors arranged on and/or in the front carrier may be effectively covered by the panel so that the design of the cooking appliance may be improved.
  • the panel thus constitutes a part of the front face and/or the appliance front of the cooking appliance. It may also be provided that the panel and the front carrier are designed integrally, whereby, for example, the number of components may be reduced.
  • the at least two sensors are arranged at a distance of 300 to 420 mm, preferably 330 to 390 mm, particularly preferably 360 mm.
  • the distance may correspond to a maximum width of the triggering element to be sensed and/or a maximum distance which may be sensed.
  • the at least two sensors may be arranged at such a distance that a signal is generated simultaneously by both sensors only when a triggering element with a sufficient width is sensed.
  • the sensing device may be configured such that it has to detect a triggering element to be sensed over its entire width in order to transmit a corresponding signal to the door-opening device.
  • the sensing device may be designed, for example, as an integral sensor strip which in the cited case produces an electric signal only when the triggering element is located in front of a predetermined region. As a result, an operating error may be further minimized.
  • a plurality of sensors for example three or more, the above refers to the two outer sensors.
  • the at least two sensors may be symmetrically aligned relative to a vertically running central line of the cooking appliance and/or the panel.
  • the operation for a user may be simplified and, on the other hand, the visual appearance may be improved.
  • the panel has a positioning line which is located substantially in a plane running through the at least two sensors and horizontally.
  • the positioning line thus constitutes an aid and/or marking for a user, which assists the user when the triggering element is aligned with the sensing device and/or the sensors.
  • the positioning line may correspond to the width of the predetermined triggering element and/or the distance between the at least two sensors.
  • the panel may be printed with the positioning line.
  • the panel may consist, for example, of glass or at least partially comprise glass which is printed with the positioning line.
  • the printing constitutes a cost-effective and visually attractive means of implementing the application of the positioning line.
  • the door-opening device is designed to move the door from the closed position into the open position after the triggering element is sensed for a predetermined time by the sensing device. It is intended to be understood thereby that the triggering element has to be held for a predetermined time in front of the door-opening device and/or the sensors in order to permit a control of the door-opening device. In other words, an electric signal is generated by the sensing device and/or the sensors only when they detect the triggering element for a predetermined time without interruption. Thus the risk of an operating error may be reduced. In other words, a possible operating error, for example by children running past, which may last for a shorter time than the predetermined time, may be avoided thereby.
  • the separate triggering element may be a carrier for food to be cooked, in particular a baking sheet, rack or the like which may be present as an accessory in the respective cooking appliance and may be used for baking/cooking food to be cooked.
  • a sufficiently large safety distance is present between the cooking appliance and the user.
  • the user standing in front of the cooking appliance is protected from passing inadvertently into the region of an opening door, so that the risk of injury may be minimized thereby.
  • a method according to the invention for automatically moving a door of a cooking appliance which may be designed as described above, may have the following steps.
  • a triggering element separate from the cooking appliance may be sensed by the sensing device after a user has positioned said triggering element in front of the sensing device.
  • the door-opening device may be controlled for moving the door from a closed position into an open position after the triggering element has been sensed for a predetermined time.
  • the door-opening device is controlled for moving the door only when the at least two sensors are simultaneously triggered by the triggering element and for a predetermined time.
  • the triggering element which is, for example, in the form of a baking sheet and which is provided therefor is used.
  • a child-proof lock may be implemented in a convenient manner since both sensors have to be triggered simultaneously and for a predetermined time.
  • the door-opening device is not controlled when at least one of the following conditions is fulfilled:
  • sensing being carried out by only one of the at least two sensors and/or by only one part of the sensing device which is smaller than a predetermined portion and/or region thereof;
  • FIG. 1 shows a schematic view of a cooking appliance according to the invention in a perspective view without a panel
  • FIG. 2 shows a schematic view of a cooking appliance according to the invention in a perspective view with the mounted panel
  • FIG. 3 shows a plan view of the panel of the cooking appliance according to the invention of FIG. 2 .
  • FIG. 1 shows a schematic view of a cooking appliance 1 in a perspective view according to an exemplary embodiment of the present invention without a panel.
  • the cooking appliance 1 has a cooking chamber 2 defined by a cooking chamber muffle (not shown) with a cooking chamber opening (not shown) which is able to be closed by a door 6 .
  • the door 6 has a handle 8 for manual opening and/or closing.
  • a front carrier 12 on which a panel (not shown) may be attached is provided above the door 2 in an upper portion.
  • an infrared sensor 21 is attached in each case in a left-hand and right-hand portion in order to sense a triggering element (not shown) which is arranged in front of the sensors 21 and which is present separately from the cooking appliance 1 .
  • the triggering element may, for example, be a baking sheet, rack or the like.
  • the two sensors 21 which are arranged at a distance of ca. 360 mm are operatively connected to a door-opening device 10 .
  • the door-opening device 10 has in the exemplary embodiment a drive in the form of an electric motor which is able to move the door 6 automatically from a closed position into an open position. It is also conceivable that the door 6 may be transferred automatically from the open position into the closed position by, for example, a switch (not shown) being pressed to this end.
  • the opening process of the door 6 is initiated by the triggering element in the form of a baking sheet being held for a predetermined time, for example 3 seconds, simultaneously in front of both sensors. After the predetermined time has passed, an electric signal generated by the sensing device 20 and/or the sensors 21 is transmitted to the door-opening device 10 , the door 6 automatically starting to open thereafter.
  • An opening of the door 6 is achieved only by the direct arrangement of the baking sheet in front of the sensors for a predetermined time and the simultaneous triggering of the two sensors.
  • the door 6 is moved and/or retracted into a receiver space 4 arranged below the cooking chamber 2 . After reaching the fully open position of the door 6 , said door is located substantially entirely inside the receiver space 4 apart from the grippable region of the handle 8 .
  • FIG. 2 shows a schematic view of the cooking appliance according to the invention in a perspective view with the mounted panel 14 .
  • the two sensors in the form of infrared sensors are located behind the panel 14 , as shown in FIG. 1 .
  • a positioning line 16 which is substantially located in a plane which runs horizontally through the two sensors is located in a central region on the front face of the panel 14 facing a user.
  • the positioning line 16 has a width which corresponds to the baking sheet which is able to be used for the cooking appliance 1 .
  • FIG. 3 shows a plan view of the panel 14 of the cooking appliance according to the invention of FIG. 2 .
  • the central line M which subdivides the panel 14 into two regions of equal size is shown in addition, relative to FIG. 2 .
  • a display 18 is provided at the same height as the positioning line 16 , an opening of the door being able to be displayed thereby. It may also be provided that the display 18 is configured as a contact sensor, the door being able to be moved thereby from an open position into the closed position.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Ovens (AREA)
  • Electric Stoves And Ranges (AREA)
US16/762,161 2017-12-22 2018-11-23 Cooking appliance and method for operating same Abandoned US20200363071A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102017223674.4A DE102017223674A1 (de) 2017-12-22 2017-12-22 Gargerät und Verfahren zum Betreiben desselben
DE102017223674.4 2017-12-22
PCT/EP2018/082339 WO2019120877A1 (de) 2017-12-22 2018-11-23 Gargerät und verfahren zum betreiben desselben

Publications (1)

Publication Number Publication Date
US20200363071A1 true US20200363071A1 (en) 2020-11-19

Family

ID=64457006

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Application Number Title Priority Date Filing Date
US16/762,161 Abandoned US20200363071A1 (en) 2017-12-22 2018-11-23 Cooking appliance and method for operating same

Country Status (6)

Country Link
US (1) US20200363071A1 (zh)
EP (1) EP3728952B1 (zh)
CN (1) CN111480034B (zh)
DE (1) DE102017223674A1 (zh)
PL (1) PL3728952T3 (zh)
WO (1) WO2019120877A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111256178A (zh) * 2020-01-19 2020-06-09 广东美的厨房电器制造有限公司 炉门组件及具有其的烹饪器具
DE102022120435A1 (de) 2022-08-12 2024-02-15 Miele & Cie. Kg Gargerät zum Garen von Lebensmitteln, Verfahren und Steuereinheit zum automatisierten Öffnen einer Gerätetür für ein Gargerät

Citations (1)

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US20180087779A1 (en) * 2016-09-28 2018-03-29 Sandra Maldonado Oven with Automatic Racks and Door

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Also Published As

Publication number Publication date
EP3728952B1 (de) 2023-04-19
WO2019120877A1 (de) 2019-06-27
CN111480034B (zh) 2023-04-04
EP3728952A1 (de) 2020-10-28
CN111480034A (zh) 2020-07-31
PL3728952T3 (pl) 2023-07-10
DE102017223674A1 (de) 2019-06-27

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