WO2020169710A1 - Évaporateur pour appareil de froid et appareil de froid - Google Patents

Évaporateur pour appareil de froid et appareil de froid Download PDF

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Publication number
WO2020169710A1
WO2020169710A1 PCT/EP2020/054437 EP2020054437W WO2020169710A1 WO 2020169710 A1 WO2020169710 A1 WO 2020169710A1 EP 2020054437 W EP2020054437 W EP 2020054437W WO 2020169710 A1 WO2020169710 A1 WO 2020169710A1
Authority
WO
WIPO (PCT)
Prior art keywords
evaporator
tube
section
bending
segments
Prior art date
Application number
PCT/EP2020/054437
Other languages
German (de)
English (en)
Inventor
Ming Zhang
Bernd Schlögel
Andreas Vogl
Original Assignee
BSH 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 Hausgeräte GmbH filed Critical BSH Hausgeräte GmbH
Priority to CN202080015380.XA priority Critical patent/CN113454409A/zh
Priority to EP20707378.4A priority patent/EP3928040A1/fr
Publication of WO2020169710A1 publication Critical patent/WO2020169710A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • F28D1/0478—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag the conduits having a non-circular cross-section
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/14—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally
    • F28F1/22—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally the means having portions engaging further tubular elements
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/02—Details of evaporators
    • F25B2339/023—Evaporators consisting of one or several sheets on one face of which is fixed a refrigerant carrying coil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0068—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for refrigerant cycles
    • F28D2021/0071—Evaporators

Definitions

  • the invention relates to an evaporator for a refrigeration device.
  • the invention also relates to a refrigeration device.
  • Tube-on-sheet and tube-on-foil evaporators for refrigeration devices are generally known.
  • Ver evaporator tubes with a round cross-section are usually used. It is also known to flatten such tubes with a round cross-section during manufacture in order to increase a bearing surface on the evaporator tube and thus to improve heat exchange on the refrigerant side.
  • a maximum achievable degree of flattening of the evaporator tube is limited. Although a higher degree of flattening is desirable for improved heat exchange on the refrigerant side, it is difficult to manufacture.
  • the pipe can collapse, for example, or cracks can arise at the edges of the pipe.
  • DE 10 2016 210 114 A1 discloses an evaporator with a capillary tube, egg nem evaporator tube and a transition tube between the capillary tube and the evaporator tube, with the free cross-sectional area of the transition tube continuously increasing towards the evaporator tube in a section of the transition tube.
  • DE 102016224434 A1 discloses a refrigeration device, wherein the first evaporator has meh eral pipe sections elongated in the width direction of the evaporator and each connected via bends, and that the bends each have sections with a small radius of curvature which adjoin the elongated sections, and a large radius of curvature portion between the two small radius of curvature portions.
  • DE 102008019359 A1 discloses a refrigeration device, wherein the coolant line has a cross-sectional shape which is at least partially flattened and wherein the coolant line is extruded.
  • the present invention creates an evaporator for a refrigeration appliance, in particular a household refrigeration appliance, with a substantially meandering evaporator tube, which has a plurality of straight tube segments arranged parallel to one another, a plurality of, at first axial end sections of the straight tube segments cut to the straight pipe segments to closing, adjacently arranged straight pipe segments with each other connecting, first bending sections and a plurality of, at second axial end portions of the straight pipe segments adjoining the straight pipe segments, adjacent to each other, connecting straight pipe segments with each other, having the evaporator tube is designed as a flat tube, and wherein a cross section of the evaporator tube in the area of the first bending sections and the second bending sections compared to the cross section of the evaporator tube in the area of the straight tube segments by a Mi The central axis of the evaporator tube is twisted.
  • the present invention also provides a refrigeration device, in particular a household refrigeration device, with the evaporator according to the invention.
  • One idea of the present invention is, by providing the evaporator tube as a flat tube and correspondingly bending the flat tube at the first and second bent sections in such a way that the cross section of the evaporator tube in the area of the first bent sections and the second bent sections compared to the cross section of the evaporator tube in the area the straight Rohrseg elements is rotated about a central axis of the evaporator tube, to provide a simple and inexpensive manufacture of the meandering arrangement of the United evaporator tube. Due to the fact that the cross section of the evaporator tube is twisted in the area of the respective bent sections, i.e.
  • the evaporator tube does not rest on the same base in contrast to the straight tube segments, the bending process for producing the meandering structure of the evaporator tube is far less complex.
  • a prefabricated flat tube usually rolled up on a roll, can advantageously be used to produce the meandering structure of the evaporator tube, which can be bent in a simple manner in order to provide an evaporator tube with little manufacturing effort in the area of the straight tube segments, which form the predominant area of the evaporator tube, allow an optimal heat exchange on the refrigerant side and the bent sections, which are conventionally production-intensive, can be produced easily and inexpensively.
  • the evaporator tube has a bending angle of essentially 180 ° in the area of the first bending sections and the second bending sections.
  • straight pipe segments arranged adjacent to one another can be connected to one another in a simple manner by the corresponding bent sections.
  • the evaporator tube is designed in one piece. The segmentation of the evaporator tube into straight tube segments, first bending sections and second bending sections only serves to simplify the description of the respective sections of the evaporator tube.
  • the evaporator tube in the area of the first bending sections and the second Biegeab sections is designed mirror-symmetrically with respect to an axis running through an apex of the respective bending section and parallel to the straight pipe segments.
  • a compact, easily producible arrangement of the evaporator tube can thus be provided in an advantageous manner.
  • the cross section of the evaporator tube at the apex of the respective bending Section with respect to the cross section of the evaporator tube in the area of the straight tube segments is rotated about the central axis of the evaporator tube by 90 °.
  • This design has the advantage that the bending radius of the evaporator tube is minimal in the area of the respective bent sections and thus the risk of damage to the evaporator tube during manufacture is minimal.
  • the evaporator tube in the area of the first bending sections and the second Biegeab sections is asymmetrical with respect to an axis running through an apex of the respective bending section and parallel to the straight tube segments.
  • the asymmetrical design of the evaporator tube in the area of the bent sections has the advantage that the evaporator tube can be manufactured in any geometry and can thus be adapted to the corresponding spatial and structural requirements.
  • the cross section of the evaporator tube is constant in the area of the straight tube segments, the first bending sections and the second bending sections. A constant flow of a refrigerant through the evaporator tube along an entire length of the evaporator tube can thus be ensured in an advantageous manner.
  • the cross section of the evaporator tube has an aspect ratio of width to height of greater than 1: 1, in particular greater than 2: 1.
  • Such a flat tube has optimal properties with regard to the heat exchange on the refrigerant side.
  • the evaporator tube is designed in the form of a loop in the region of the first bending sections and the second bending sections. A simple, safe and inexpensive producibility of the evaporator tube can thus be ensured in an advantageous manner.
  • the United evaporator is formed by a tube-on-sheet evaporator or a tube-on-foil evaporator. Just by providing the flat tube can thus In an advantageous manner, a flat and compact arrangement of the evaporator can be made possible while at the same time bending sections that can be produced easily and inexpensively.
  • the respective end sections of the evaporator tube have a round cross-section. This advantageously enables simple connection to other components of the refrigeration device such as a compressor or a capillary tube, please include.
  • the plurality of straight pipe segments of the evaporator pipe arranged parallel to one another are glued to a metal sheet or a metal foil.
  • the evaporator tube is designed as a multiport flat tube, in particular as an extruded multiport flat tube.
  • the advantageous properties of the multiport flat tube e.g. an effective heat exchange on the refrigerant side while being inexpensive to manufacture can be combined with the twisting of the tube at the bent sections.
  • Fig. 1 is a schematic representation of a household refrigerator with a
  • FIG. 2 shows a schematic illustration of an evaporator for a refrigeration device according to a first embodiment of the invention
  • FIG. 3 shows an enlarged detailed view of the evaporator for the refrigeration device according to the first embodiment of the invention
  • FIG. 4 shows a schematic representation of the evaporator for the refrigeration device according to a second embodiment of the invention.
  • FIG. 5 shows an enlarged detailed view of the evaporator for the refrigeration device according to the second embodiment of the invention.
  • Fig. 1 shows a schematic representation of a household refrigerator with an evaporator according to the invention.
  • the household refrigerator has two storage areas for different temperatures Lagertem, which are each accessible through a door and are cooled by evaporators 1, 100.
  • An evaporator according to the invention is described in detail below. 2 shows a schematic representation of an evaporator for a refrigeration device according to a first embodiment of the invention.
  • the evaporator 1 for the refrigeration appliance in particular the household refrigeration appliance, has an evaporator tube 10 arranged essentially in a meandering manner.
  • the evaporator tube 10 has a plurality of straight tube segments 12 arranged parallel to one another.
  • the evaporator tube 10 has a plurality of, at first axial end sections 12a of the straight tube segments 12 adjoining the straight tube segments 12, adjacent straight tube segments 12 interconnecting first bending sections 14.
  • the evaporator tube 10 also has a plurality of, at second axial end sections 12b of the straight tube segments 12 adjoining the straight tube segments 12, adjacent to each other arranged straight tube segments 12 connecting with each other, second bending sections 16.
  • the evaporator tube 10 is also designed as a flat tube, preferably as a multi-port flat tube, in particular as an extruded multi-port flat tube.
  • a cross section of the evaporator tube 10 is rotated around a central axis M of the evaporator tube 10 in the area of the first Biegeabschnit te 14 and the second bending sections 16 compared to the cross section of the United evaporator tube 10 in the area of the straight tube segments 12.
  • the evaporator tube 10 also has a bending angle of essentially 180 ° in the area of the first bending sections 14 and the second bending sections 16. Furthermore, the evaporator tube 10 in the area of the first bending sections 14 and the second bending sections 16 is mirror-symmetrical with respect to an axis A1 which runs through an apex 18 of the respective bending section 14, 16 and is arranged parallel to the straight tube segments 12.
  • the illustrated evaporator 1 is formed in the following example by a tube-on-sheet evaporator, the evaporator tube 10 in this case is arranged on or in the present illustration under a metal sheet 11.
  • the plurality of straight pipe segments 12 of the evaporator pipe 10, which are arranged parallel to one another, are glued to a metal sheet 11.
  • the evaporator 100 can be embodied, for example, by a tube-on-foil evaporator.
  • the respective end sections 20, 22 of the evaporator tube 10 have a round cross-section.
  • the cross-section in the area of the respective end sections 20, 22 of the evaporator tube can have another suitable cross-section, such as a rectangular cross-section, for example.
  • FIG 3 shows an enlarged detailed view of the evaporator for the refrigeration device according to the first embodiment of the invention.
  • the cross section of the evaporator tube 10 is rotated at the apex 18 of the respective bending section 14, 16 relative to the cross section of the evaporator tube 10 in the region of the straight tube segments 12 about the central axis M of the evaporator tube 10 by 90 °.
  • another suitable angle of rotation of the cross section of the evaporator tube 10 at the apex 18 of the respective bent sections 14, 16 can be provided.
  • Possible bending areas are, for example, between 45 ° and 135 °.
  • the cross section of the evaporator tube 10 is preferably constant in the region of the straight Rohrseg elements 12, the first bending sections 14 and the second bending sections 16.
  • the cross section of the evaporator tube can be made variable depending on the systemic or structural requirements of the refrigeration device.
  • the cross section of the evaporator tube 10 has an aspect ratio of width to height of greater than 1: 1, in particular of greater than 2: 1, in particular preferably of more than 5: 1.
  • the evaporator tube 10 is formed in the area of the first bending sections 14 and the second bending sections 16 also Schleifenför mig. 4 shows a schematic representation of the evaporator for the refrigeration device according to a second embodiment of the invention.
  • the evaporator 100 for the refrigeration appliance, in particular the household refrigeration appliance, in the present second embodiment likewise has an evaporator tube 110 arranged essentially in a meandering manner.
  • the evaporator tube 110 has a plurality of straight tube segments 112 arranged parallel to one another.
  • the evaporator tube 110 has a plurality of, at first axial end sections 112a of the straight tube segments 112 adjoining the straight tube segments 112, adjacent straight tube segments 112 connecting one another, first bending sections 114.
  • the evaporator tube 110 has a plurality of, at second axial end sections 112b of the straight tube segments 112, the straight tube segments 112 adjoining the straight tube segments 112 and connecting adjacent straight tube segments 112 to one another, second bending sections 116.
  • the evaporator tube 110 is designed as a flat tube, preferably as a multiport flat tube, in particular as an extruded multiport flat tube.
  • a cross section of the evaporator tube 110 is rotated around a central axis M of the evaporator tube 110 in the region of the first Biegeab sections 114 and the second bending sections 116 compared to the cross section of the evaporator tube 110 in the region of the straight tube segments 112.
  • the evaporator tube 110 also has a bending angle of essentially 180 ° in the region of the first bending sections 114 and the second bending sections 116.
  • the evaporator tube 110 is formed asymmetrically in the area of the first bending sections 114 and the second bending sections 116 with respect to an axis A2 which runs through an apex 118 of the respective bending section 114, 116 and is arranged parallel to the straight tube segments 112.
  • the illustrated evaporator 100 is formed by a tube-on-sheet evaporator, the evaporator tube 110 being arranged on or, in the present illustration, under a sheet metal 111.
  • the plurality of straight pipe segments 112 of the evaporator pipe 110 which are arranged parallel to one another, are here glued to a metal sheet 111.
  • the evaporator 100 can be embodied, for example, by a tube-on-foil evaporator.
  • the respective end sections 120, 122 of the evaporator tube 100 preferably have a round cross section.
  • the respective end sections 120, 122 of the evaporator tube 100 can have another suitable cross section, such as, for example, a rectangular cross section.
  • FIG. 5 shows an enlarged detailed view of the evaporator for the refrigeration device according to the second embodiment of the invention.
  • the cross section of the evaporator tube 110 is preferably constant in the area of the straight Rohrseg elements 112, the first bending sections 114 and the second bending sections 116.
  • the cross section of the evaporator tube 110 can be designed to be variable in the corresponding areas.
  • the cross section of the evaporator tube 110 preferably has an aspect ratio of width to height of greater than 1: 1, in particular greater than 2: 1, in particular preferably greater than 5: 1.
  • the evaporator tube 110 is designed in the shape of a loop in the area of the first bending sections 114 and the second bending sections 116.
  • the present invention has been described above on the basis of preferred exemplary embodiments, it is not restricted thereto, but rather can be modified in a variety of ways.
  • the invention can be changed or modified in manifold ways without deviating from the essence of the invention.
  • a shape, dimension or geometry of the evaporator tube can be changed according to the respective structural or systemic requirements.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

L'invention concerne un évaporateur (1 ; 100) pour un appareil de froid, notamment un appareil de froid domestique, comportant un tube évaporateur (10 ; 110) disposé sensiblement en forme de méandre, le tube évaporateur (10 ; 110) étant réalisé sous forme de tube plat, et une section transversale du tube évaporateur (10 ; 110) étant torsadée dans la zone de la première section recourbée (14 ; 114) et de la seconde section recourbée (16 ; 16) relativement à la section transversale du tube évaporateur (10 ; 110) dans la zone des segments de tube (12 ; 112) droits autour d'un axe médian (M) du tube évaporateur (10 ; 110).
PCT/EP2020/054437 2019-02-21 2020-02-20 Évaporateur pour appareil de froid et appareil de froid WO2020169710A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202080015380.XA CN113454409A (zh) 2019-02-21 2020-02-20 用于制冷器具的蒸发器和制冷器具
EP20707378.4A EP3928040A1 (fr) 2019-02-21 2020-02-20 Évaporateur pour appareil de froid et appareil de froid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019202361.4 2019-02-21
DE102019202361.4A DE102019202361A1 (de) 2019-02-21 2019-02-21 Verdampfer für ein Kältegerät und Kältegerät

Publications (1)

Publication Number Publication Date
WO2020169710A1 true WO2020169710A1 (fr) 2020-08-27

Family

ID=69714009

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/054437 WO2020169710A1 (fr) 2019-02-21 2020-02-20 Évaporateur pour appareil de froid et appareil de froid

Country Status (4)

Country Link
EP (1) EP3928040A1 (fr)
CN (1) CN113454409A (fr)
DE (1) DE102019202361A1 (fr)
WO (1) WO2020169710A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69407940T2 (de) * 1993-12-20 1998-04-23 Magneti Marelli Climat Srl Verfahren zum Biegen eines Rohrs mit länglichem Querschnitt und Wärmetauscher mit Rohren mit länglichem Querschnitt und gebogen in U-Form
US6536227B1 (en) * 2002-01-29 2003-03-25 Daewoo Electronics Corporation Direct cooling type refrigerator
JP2007192474A (ja) * 2006-01-19 2007-08-02 Calsonic Kansei Corp 熱交換器
DE102008019359A1 (de) 2008-04-17 2009-10-22 BSH Bosch und Siemens Hausgeräte GmbH Kühl- und/oder Gefriergerät mit extrudierter Kühlmittelleitung
CN104864634A (zh) * 2015-06-16 2015-08-26 江苏启江实业有限公司 间冷冰箱用扁管穿片式易排水微通道蒸发器
DE102016210114A1 (de) 2016-06-08 2017-12-14 BSH Hausgeräte GmbH Verdampfer für ein Kältegerät
DE102016224434A1 (de) 2016-12-08 2018-06-14 BSH Hausgeräte GmbH Kältegerät mit mehreren Temperaturzonen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104596341B (zh) * 2013-10-31 2018-04-20 杭州三花微通道换热器有限公司 扁管、换热器及扁管的折弯方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69407940T2 (de) * 1993-12-20 1998-04-23 Magneti Marelli Climat Srl Verfahren zum Biegen eines Rohrs mit länglichem Querschnitt und Wärmetauscher mit Rohren mit länglichem Querschnitt und gebogen in U-Form
US6536227B1 (en) * 2002-01-29 2003-03-25 Daewoo Electronics Corporation Direct cooling type refrigerator
JP2007192474A (ja) * 2006-01-19 2007-08-02 Calsonic Kansei Corp 熱交換器
DE102008019359A1 (de) 2008-04-17 2009-10-22 BSH Bosch und Siemens Hausgeräte GmbH Kühl- und/oder Gefriergerät mit extrudierter Kühlmittelleitung
CN104864634A (zh) * 2015-06-16 2015-08-26 江苏启江实业有限公司 间冷冰箱用扁管穿片式易排水微通道蒸发器
DE102016210114A1 (de) 2016-06-08 2017-12-14 BSH Hausgeräte GmbH Verdampfer für ein Kältegerät
DE102016224434A1 (de) 2016-12-08 2018-06-14 BSH Hausgeräte GmbH Kältegerät mit mehreren Temperaturzonen

Also Published As

Publication number Publication date
DE102019202361A1 (de) 2020-08-27
CN113454409A (zh) 2021-09-28
EP3928040A1 (fr) 2021-12-29

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