CN109140873A - Set the method and household appliance of Domestic refrigerator food storage area molecular concentration - Google Patents

Set the method and household appliance of Domestic refrigerator food storage area molecular concentration Download PDF

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Publication number
CN109140873A
CN109140873A CN201810678054.1A CN201810678054A CN109140873A CN 109140873 A CN109140873 A CN 109140873A CN 201810678054 A CN201810678054 A CN 201810678054A CN 109140873 A CN109140873 A CN 109140873A
Authority
CN
China
Prior art keywords
storage area
concentration
molecular concentration
food
domestic refrigerator
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.)
Pending
Application number
CN201810678054.1A
Other languages
Chinese (zh)
Inventor
K·巴伊萨尔
S·温纳
C·迈尔斯霍费尔
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 Bosch und Siemens 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 Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of CN109140873A publication Critical patent/CN109140873A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2500/00—Problems to be solved
    • F25D2500/06—Stock management
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The present invention relates to a kind of methods of molecular concentration for being set in the storage area (8) for food of Domestic refrigerator (1), in the method, the storage area (8) connect with the PEM electrolysis cells (11) of the Domestic refrigerator (1), and the molecular concentration is changed in the storage area (8) by the PEM electrolysis cells (11), wherein, the final molecular concentration in the storage area (8) setting and/or executed in the variation of the molecular concentration in the storage area (8) in time by the parameter preset of user side and/or automatically carried out according to the food in the storage area (8).The present invention also relates to a kind of Domestic refrigerator (1).

Description

Set the method and household appliance of Domestic refrigerator food storage area molecular concentration
Technical field
It is used to setting/adjusting the storage area for food for setting (Einstellen) Domestic refrigerator the present invention relates to a kind of The method of molecular concentration in domain.In addition, the present invention also relates to a kind of Domestic refrigerators.
Background technique
Such as from 2,014 173 764 A of JP and also from known to 103 090 639 A of CN to the oxygen in this kind of storage area The setting that gas concentration is carried out.However here, the oxygen concentration in storage area is detected by means of sensor.This kind of sensor It is relatively expensive.
It is fresh-keeping in order to be carried out to the food in storage area, other than the temperature in storage area, there are also it is other because Element is important.Herein, oxygen content is also an important factor.It, can be significant in oxygen concentration situation appropriate Slow down the growth of bacterium in ground.It is known that highly preferred oxygen concentration (depending on the type of food) is about 5 percent.
In this case, such as from JP 2,004 293 827 it is known that by means of water electrolysis (Wasserelektrolyse) this kind of oxygen concentration is generated.In order to run water electrolysis, use such water: the water is in diaphragm electricity It is available on the anode of pole component (Membran-Elektroden-Anordnung).
In the case where water electrolysis, the water on membrane electrode assembly is broken down into proton (proton) and oxygen.Proton passes through The diaphragm of the component is conveyed, and oxygen is discharged in ambient enviroment and then is output in the inside of storage area.? On the cathode of the membrane electrode assembly, proton and the oxygen of air being located in storage area react, and shape again herein At hydrone.These hydrones are then separated on the cathode of membrane electrode assembly.
System is supplied with water, this can be realized by being carried out continuously water conveying from outside.In this case, Construct a kind of open system.In this kind of open system, water is consumed and must remove from system on cathode.This Outside, can not exclude in open system: particle loosens (dissolution) from membrane electrode assembly and therefore leads to water Pollution.This may also cause the damage of electrode leads to the damage of anode and/or cathode or diaphragm in turn and then damages oxygen life At the efficiency and service life of device.Therefore, the water with high water quality is provided on the anode of component, this also becomes needle Important requirement for the lasting function of system.
In a kind of different Closed System and then a kind of closed type circuit, no water is supplied to from outside.
In known embodiment, the setting of oxygen concentration is difficult and is limited.
Summary of the invention
The task of the present invention is to provide a kind of method and a kind of Domestic refrigerators, by the method or in institute It states in Domestic refrigerator, it can be individualizedly to the dense of at least one of the gas composition of atmosphere in storage area molecule Degree is set.
The task is by having the method according to independent claims and refrigerating appliance to be addressed.
One aspect of the present invention is related to a kind of gas of atmosphere in the food storage area for setting Domestic refrigerator The method of the concentration of the specific molecule of at least one of body composition.Storage area and the molecular concentration for changing this molecule Device be connected, described device is the component part of Domestic refrigerator.This device especially proton exchange diaphragm (PEM, Proton Exchange Membrane) electrolysis cells.To the final molecular concentration of this specific molecular in storage area The variation of the molecular concentration of setting and/or this molecule in storage area in time is by presetting in user side It is carried out.Alternatively, it can be set, the setting to the final molecular concentration of this specific molecular in storage area And/or the variation of the molecular concentration of this molecule in storage area in time be according to be located at storage area in food and It automatically carries out.It is therefore proposed that such a possibility: unrestrictedly and individualizedly realizing setting for the concentration of specific molecular It is fixed.Therefore, on the one hand, user can be according to the default input parameter of its Man's Demands: should generate which kind of final molecular concentration And/or which kind of variation of molecular concentration in time generated.Because user has different need in terms of food to be eaten It asks, therefore this is a kind of advantageous embodiment, to consider each Man's Demands individualizedly.
Preferably, the oxygen concentration and/or gas concentration lwevel in the gas composition of the atmosphere in storage area are determined, As molecular concentration.Exactly both molecules can significantly advantageously contribute to the specific storage condition of specific food.
On the other hand, be independently of user when necessary to realize, to final molecular concentration and/or molecular concentration when Between on variation set, this is realized by electronic component with control mode, wherein however, it is important that knowing first or knowing Not Chu which kind of food be stored in storage area.It herein, especially will not be according in the case where this be automatically set The molecular concentration being present in storage area, and will not execute in the case where not considering the food being arranged therein to oxygen And/or the setting of the concentration of carbon dioxide, but, herein first to be located at storage area in food type and/or this The amount of the be stored in food of kind is identified.In addition, also can also be additionally according to the molecular concentration of this molecule (as current The shared leading molecular concentration in storage area), the molecular concentration of this specific molecule is set, or can be considered described point Sub- concentration.
Especially be provided that, in the method, optionally, this setting of the molecular concentration of this specific molecular or It can be carried out by user or automatically be carried out by electronic component.Then, a kind of Domestic refrigerator is especially also provided, it is described Domestic refrigerator can be realized this options of molecular concentration setting.As a result, the setting of molecular concentration be also it is variable and Flexibly, and individualized demand can be better adapted to.
I.e., it is possible to be provided that, user itself passes through to be manually entered respectively sets out storage area in advance in a fixed manner In final molecular concentration setting and/or molecular concentration variation in time setting, and/or in storage area Predefined food for, the electronic component (such as from the table saved) of Domestic refrigerator is extracted and is determined Value.
In time may be used it is also possible that user defines and then sets out in advance for the molecular concentration of this specific molecular The defined variation of the value of change or the molecular concentration of this molecule is carried out by electronic component.
In a kind of advantageous embodiment, detected in storage area by the detection unit of Domestic refrigerator Food, also, molecular concentration is automatically set according to the identification to food.This especially also implies that, according to this identification, It is automatically set the variation of the final molecular concentration in storage area and/or the molecular concentration in storage area in time.
In general, final molecular concentration can be this kind of value, described value should be appeared in utmostly in storage area, or Described value should be maintained in the determining duration, and the entire resting period of the food especially in storage area is tieed up It holds.
The detection unit of Domestic refrigerator can have such as one or more sensors.Sensor, which can be, for example to be taken the photograph Camera, the video camera recognize food by image detection.However, sensor is also possible to such as chemical sensor, institute Chemical sensor is stated for example according to odor detection to food.Also other sensors can be set, these other sensors are based on changing Credit is analysed to evaluate the substance that may be associated with food.
Preferably, it is examined by means of decomposed substance of at least one detection unit to the food being located in storage area It surveys, wherein recognize this food according to the concentration and/or determining for type to decomposed substance and change oxygen is dense accordingly Degree.This kind of detection unit is also possible to particular sensor related to this.
In a kind of other advantageous embodiment, it is provided that, provides at least one with final oxygen concentration The table of value and/or the table of the variation with oxygen concentration and/or gas concentration lwevel in time, also, automatically In the case where setting oxygen concentration and/or gas concentration lwevel, above-mentioned value is extracted from table.
Preferably, this table can be stored in Domestic refrigerator itself, especially save in a control unit.
In a kind of advantageous embodiment, storage area is connected with the cathode side of preferred existing PEM electrolysis cells, And by being set oxygen concentration thereby executing oxygen defined in storage area reduction (Sauerstoffreduzierung).However, additionally or alternatively to this, especially when providing carbon on the anode side When (thus consuming carbon in electrochemical reaction), carbon dioxide increase can also be executed (Kohlendioxidanreicherung)。
In addition, one aspect of the present invention also relates to a kind of household appliance, there is the first storage area for food Domain and with the device for changing oxygen concentration in storage area, and have and be configured to execute according to above mentioned The control unit of aspect or the method for its advantageous configuration.
This Domestic refrigerator can be separately independent module, and the module is also possible to self utensil
Closed cell (in sich abgeschlossene Einheit) that this module is especially had a style of one's own also, In this case, it also can be made into individualized utensil for itself Especially manufacture At only with the utensil of these components.This module for example can also be used as installing type utensilArrangement is in Have in front.For example, this module can be disposed relative to another household system that the module is separately constructed and arranged Cooler tool lower section is especially arranged in furniture front.
In a kind of other embodiments, at least one storing containers can be attached to individualizedly in the module.It deposits Putting container can be configured to drawer.Drawer can be arranged to be pushed into furniture front and can pull out.Drawer can have lid Part.Cover piece at least partially can construct to light transmission.Module and storing containers constitute a component.It is so-called that the component can also be used as Self utensil use.This self utensil can also not have other configuration (as with Domestic refrigerator institute That configuration having) construct.However, this component is also possible to the component part of Domestic refrigerator, the household system Cooler tool has multiple storage areas.Domestic refrigerator is not only above mentioned module, and is furthermore also had in addition (especially separate independent) food lattice and component.
Other feature of the invention is formed from claim, attached drawing and Detailed description of the invention.It is previously mentioned in the description above Feature and features component and feature and feature following being previously mentioned in the description of the drawings and/or individually shown in attached drawing Combination can be applied in combination or can be used alone with different not only with combination illustrated respectively, without Leave frame of the invention.Therefore, such embodiment of the invention, which also can be considered, is included and is disclosed, these embodiment party Case in the accompanying drawings and is not explicitly shown and explains, but can be combined from each feature for the embodiment explained obtain and It generates.
Detailed description of the invention
The embodiment of the present invention is explained in detail below according to schematical drawing.
Unique attached drawing shows the embodiment of Domestic refrigerator.
Specific embodiment
The household appliance for storing food is shown with illustrative diagram in figure, herein, the household appliance is Domestic refrigerator 1, also, the household appliance is configured to refrigerating combined utensil.However, it is also possible to be configured to only cold Hide utensil or only refrigeration appliance.Domestic refrigerator 1 is configured to receive food.The Domestic refrigerator 1 includes having The ontology 2 of internal container 3.Internal container 3 is with its first interior room of wall bound and is arranged in below first interior room, therewith Independent second interior room is separated, first interior room is refrigerating chamber 4, and second interior room is freezing chamber 5.Refrigerating chamber 4 is usually used Chilled goods are refrigerated frostlessly in (temperature in the case where) preferably between+4 DEG C to+8 DEG C.By refrigerating chamber 4 in front side It is accessible to arrive refrigerating chamber in the case that upper closed door 6 is opened.Freezing chamber 5 will commonly used in (in the case where such as -18 DEG C) Freeze to frozen goods depth.It is accessible to arrive freezing chamber 5 in the case where refrigerating chamber door 7 is opened.
In addition, Domestic refrigerator 1 has the first storage area 8.First storage area 8 can relative to refrigerating chamber 4 and Freezing chamber 5 separates independent.
In this embodiment, the first storage area 8 construction is in refrigerating chamber 4.Herein, in this embodiment, it first deposits Putting region 8 can have container 10, constructs and can draw in the horizontal direction and then in a z-direction to 10 drawer type of container Out and it is pushed into.Cover piece 9 is preferably configured with above the container 10, the cover piece 9 covers the first storage area 8 and then also covers Container 10.
In addition, Domestic refrigerator 1 has at least one device, for changing the gas composition of the atmosphere in storage area At least one of specific molecular molecular concentration.The molecular concentration especially oxygen concentration and/or concentration of carbon.Described device is outstanding It is PEM electrolysis cells.
In addition, Domestic refrigerator 1 has control unit 12.It can control the Domestic refrigerator by control unit 12 1 operational process.It is especially provided that, also can control PEM electrolysis cells 11 by control unit 12, and then can be with electronic type Ground sets oxygen concentration and/or gas concentration lwevel in storage area 8.
For this purpose, can be set, according to the food being located in storage area 8, set in such a way that electronic type automatically controls Determine the variation of the final oxygen concentration in storage area 8 and/or the oxygen concentration in storage area 8 in time.For this purpose, especially It is provided that, detects the food in storage area by least one detection unit 13 of Domestic refrigerator 1, and Oxygen concentration is automatically set according to the identification to this food.This identification of food can be by detection unit 13 Graph plotting type (such as by video camera and/or passing through sensor, such as chemical sensor) is realized.Detection unit 13 can especially have There is at least one sensor, the sensor detects the decomposed substance of the food in storage area 8, wherein according to right The determination of the concentration and/or type of decomposed substance, automatically changes oxygen concentration.Additionally or alternatively to this, Ke Yishe That sets is to provide at least one table, which has the variation of the value and/or oxygen concentration of final oxygen concentration in time Value, especially by the table storage in control unit 12, also, in the oxygen concentration being automatically set in storage area 8 In the case of, these values are extracted from the table.
Instead, it is possible to which Domestic refrigerator 1 is configured to preset the final oxygen in storage area 8 by user The variation of oxygen concentration in time in gas concentration and/or storage area 8.For this purpose, Domestic refrigerator 1 can be equipped with input Unit 14, the input unit 14 are for example constructed on door (especially door 6) and can be touched from outside.To in storage area 8 Oxygen concentration it is this user side setting can also independently of to be located at storage area 8 in food identification come into Row.By this kind of configuration, user can particularly advantageously consider the hope of its own.
It is especially provided that, Domestic refrigerator 1 can be realized optionally: final oxygen concentration in storage area 8 The variation of oxygen concentration in time in setting and/or storage area 8 either executes or passes through by being inputted by user It automatically controls and executes, however, this is carried out in particular according to the identification to the food being located in storage area 8.
For gas concentration lwevel, can also correspondingly execute.
It can be realized, input unit 14 is also constructed at portable communication equipment (such as mobile radio terminal apparatus) On, also, the analog value of oxygen concentration and/or gas concentration lwevel is inputted in user side, this is to pass through communication Equipment carries out, and is passed on Domestic refrigerator 1.The sensor for being configured to detection decomposed substance, which can be, for example to be waved Hair property organic compound (VOC, Volatile Organic Compound) sensor.
Reference signs list
1 Domestic refrigerator
2 ontologies
3 internal containers
4 refrigerating chambers
5 freezing chambers
6
7 refrigerating chamber doors
8 storage areas
9 cover pieces
10 containers
11 PEM electrolysis cells
12 control units
13 detection units
14 input units

Claims (8)

  1. What 1. one kind was used to set the molecular concentration in the storage area (8) for food of Domestic refrigerator (1) Method, in the method, the storage area (8) are connect with the PEM electrolysis cells (11) of the Domestic refrigerator (1), And the molecular concentration is changed in the storage area (8) by the PEM electrolysis cells (11),
    It is characterized in that,
    The setting of final molecular concentration in the storage area (8) and/or molecular concentration in the storage area (8) when Between on variation be to be executed and being preset in user side and/or be according to be located at the storage area (8) in food Object and automatically carry out.
  2. 2. according to the method described in claim 1,
    It is characterized in that,
    It is located at the food in the storage area (8) by detection unit (13) detection of the Domestic refrigerator (1), and
    The molecular concentration is automatically set according to the identification to food.
  3. 3. method according to claim 1 or 2,
    It is characterized in that,
    It is located at the decomposed substance of the food in the storage area (8) by means of the detection of at least one detection unit (13), wherein According to the determination of concentration and/or type to decomposed substance, change the molecular concentration.
  4. 4. method according to any one of the preceding claims,
    It is characterized in that,
    At least one table is provided, which has the variation of the value and/or molecular concentration of final molecular concentration in time Value, and
    In the case where being automatically set the molecular concentration, described value is extracted from the table.
  5. 5. according to the method described in claim 4,
    It is characterized in that,
    The table is stored in the Domestic refrigerator (1).
  6. 6. method according to any one of the preceding claims,
    It is characterized in that,
    The storage area (8) connect with the cathode side of the PEM electrolysis cells (11), and
    By setting, the molecular concentration executes defined oxygen reduction and/or carbon dioxide increases.
  7. 7. method according to any one of the preceding claims,
    It is characterized in that,
    Oxygen concentration and/or gas concentration lwevel are determined, as molecular concentration.
  8. 8. a kind of Domestic refrigerator (1), comprising:
    For the first storage area (8) of food, and
    PEM electrolysis cells (11), and
    Control unit (12), the control unit are configured to execute method according to any one of the preceding claims.
CN201810678054.1A 2017-06-27 2018-06-27 Set the method and household appliance of Domestic refrigerator food storage area molecular concentration Pending CN109140873A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017210789.8A DE102017210789A1 (en) 2017-06-27 2017-06-27 A method for adjusting a concentration of molecules in a storage area for food of a household refrigerator, as well as household refrigeration appliance
DE102017210789.8 2017-06-27

Publications (1)

Publication Number Publication Date
CN109140873A true CN109140873A (en) 2019-01-04

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CN201810678054.1A Pending CN109140873A (en) 2017-06-27 2018-06-27 Set the method and household appliance of Domestic refrigerator food storage area molecular concentration

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DE (1) DE102017210789A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11965691B2 (en) 2022-01-06 2024-04-23 Haier Us Appliance Solutions, Inc. Refrigerator appliance with smart drawers

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JP2002058960A (en) * 2000-08-18 2002-02-26 Toshiba Corp Ozone treating system
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US20040265440A1 (en) * 2002-09-16 2004-12-30 Agcert International, Llc Food borne pathogen sensor and method
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CN106679319A (en) * 2016-12-02 2017-05-17 青岛海尔股份有限公司 Refrigeration device and preservation control method thereof

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CN103090639A (en) 2012-10-24 2013-05-08 徐东明 Method for controlling gas adjusting system of fresh-keeping refrigerator
JP6180758B2 (en) 2013-03-07 2017-08-16 東芝ライフスタイル株式会社 refrigerator

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Publication number Priority date Publication date Assignee Title
JP2002058960A (en) * 2000-08-18 2002-02-26 Toshiba Corp Ozone treating system
US20040265440A1 (en) * 2002-09-16 2004-12-30 Agcert International, Llc Food borne pathogen sensor and method
JP2004293827A (en) * 2003-03-25 2004-10-21 Toshiba Corp Refrigerator
CN102840734A (en) * 2011-06-20 2012-12-26 日立空调·家用电器株式会社 Refrigerator
CN106679319A (en) * 2016-12-02 2017-05-17 青岛海尔股份有限公司 Refrigeration device and preservation control method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11965691B2 (en) 2022-01-06 2024-04-23 Haier Us Appliance Solutions, Inc. Refrigerator appliance with smart drawers

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Application publication date: 20190104