EP2382429A1 - Appareil frigorifique a canal de circulation d'air - Google Patents

Appareil frigorifique a canal de circulation d'air

Info

Publication number
EP2382429A1
EP2382429A1 EP09799595A EP09799595A EP2382429A1 EP 2382429 A1 EP2382429 A1 EP 2382429A1 EP 09799595 A EP09799595 A EP 09799595A EP 09799595 A EP09799595 A EP 09799595A EP 2382429 A1 EP2382429 A1 EP 2382429A1
Authority
EP
European Patent Office
Prior art keywords
air
interior
housing
refrigerating appliance
appliance according
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.)
Withdrawn
Application number
EP09799595A
Other languages
German (de)
English (en)
Inventor
Yufa Bai
Jochen HÄRLEN
Long XIAO
Qiwu Zhu
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 EP2382429A1 publication Critical patent/EP2382429A1/fr
Withdrawn legal-status Critical Current

Links

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
    • 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
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with 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
    • 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
    • F25D2317/06—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 with forced air circulation
    • F25D2317/063—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 with forced air circulation with air guides
    • 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
    • F25D2317/06—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 with forced air circulation
    • F25D2317/067—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 with forced air circulation characterised by air ducts
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/04—Refrigerators with a horizontal mullion
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/06—Refrigerators with a vertical mullion

Definitions

  • the present invention relates to a refrigerator, in particular a refrigerator / freezer combination device, comprising a first and a second interior comprising housing, wherein the first and second interior are provided for receiving refrigerated goods and through an air passage for forming an air flow of the first to the second interior are connected.
  • Refrigeration appliances for cooling refrigerated goods such as foods, medicines and / or chemicals are known in various embodiments.
  • a common version in the household sector is a refrigerator with a housing which has an open to a front of the housing and closed by a door interior. In the interior, a closable via an inner flap freezer can be provided.
  • Other household refrigerators which are referred to as so-called fridge freezers, have separate internal compartments as refrigerated and freezer compartments. The individual compartments can be arranged both one above the other and next to each other. The latter variant is also referred to as a so-called "side-by-side" refrigerator.
  • a refrigerated compartment is cooled by means of a freezer compartment disposed adjacent the refrigerator compartment.
  • the refrigerator is designed such that an exchange of air between the freezer compartment and the refrigerator compartment is made possible. This is u.a. an air passage is provided, through which air can flow from the cooling compartment to the freezer compartment. This can lead to the formation of flow turbulences, in particular in the presence of a bent portion of the air channel. This results in an increased flow resistance, whereby the desired air exchange can be affected.
  • the object of the present invention is to provide an improved refrigeration device with an air duct, which allows the formation of an unobstructed air flow between two interior spaces.
  • a refrigeration appliance in particular a household refrigerating appliance, preferably refrigerator / freezer combination appliance, is proposed with a housing comprising a first and a second interior space.
  • the first and second inner spaces are provided for receiving refrigerated goods.
  • the first and second internal spaces are connected by an air passage, whereby the formation of an air flow from the first to the second interior space is made possible.
  • the refrigeration device is characterized in that the air duct has at least one intermediate wall in a region for dividing the air flow into at least two partial flows.
  • the respective air-guiding element in particular the respective intermediate wall, increases the stability of the air duct, as a result of which the air duct is protected against deformation or damage during the production of the refrigerating appliance.
  • one or more air guide elements such as air vanes, Lucasleitrippen or partitions or the like
  • the air flow is in several smaller Channel cross sections forced or urged so that a stall and associated vortex formation are largely avoided.
  • Such one or more flow guide elements are in particular in the channel interior of the air channel in Area of a "dead corner", ie in a "sharp” Abknick Scheme, such as when changing from a substantially horizontally extending channel portion provided in a substantially vertically extending channel portion.
  • the respective intermediate wall runs as a flow guide element substantially parallel to the two side walls of this air channel in the flow direction.
  • the air duct has a horizontal section, a vertical section and a bending section.
  • the horizontal section in this case runs essentially parallel to a plane predetermined by a housing bottom of the housing.
  • the vertical section is substantially vertical or perpendicular to the horizontal section.
  • the bending portion has a bent shape and connects the horizontal portion with the vertical portion.
  • the at least one intermediate wall for dividing the air flow is in this case in the region of the bending portion, i. arranged in the transition region between the horizontal section and the output side in the flow direction subsequent vertical section. In this way, the flow turbulences occurring essentially in this area can be reliably suppressed.
  • two partitions parallel to the side walls of the air duct are expedient for this, which divide the air flow into three partial flows.
  • the air duct is formed by an air circulation return duct, which is provided between the cooling interior and the freezing interior of the household refrigerating appliance.
  • the first and second interior are arranged side by side above the housing bottom.
  • a perpendicular to the housing bottom extending intermediate housing wall is disposed between the first and second interior.
  • the housing intermediate wall preferably has a passage opening for forming an air flow from the second into the first inner space. In this way, air can be transported over a short distance back from the second interior back into the first interior.
  • the refrigeration device has a third interior space enclosed by the housing for receiving refrigerated goods. The third internal space is arranged above the first internal space, so that the housing intermediate wall arranged between the first and second internal space is additionally arranged between the second and third internal space.
  • the first and third internal spaces may each be formed as a refrigerator compartment, and the second internal compartment may be configured as a freezer compartment, allowing air to circulate between the first internal compartment (refrigerator compartment) and the second internal compartment (freezer compartment) via the above-described air duct and through-hole ,
  • the first interior space has a first air channel opening and the second interior space has a second air channel opening.
  • the air passage is connected to the first and second air passage openings.
  • the first air channel opening is arranged on a first rear wall section of the first interior space and the second air channel opening is arranged on a second rear wall section of the second interior space.
  • the first and second rear wall sections extend in mutually parallel offset planes perpendicular to the housing bottom and perpendicular to the arranged between the first and second interior housing intermediate wall.
  • a device for heat transfer is arranged above the second air duct opening.
  • the heat transfer device may be an evaporator, at which moisture from air flowing from the first into the second interior space can precipitate.
  • the air channel connects as the return channel of an air circulation path, the first with the second interior.
  • it preferably connects a region near the bottom of the first interior, in particular a cooling interior, which is in particular equipped with a drawer, with an area in the vicinity of the evaporator for the second interior, in particular freezing interior.
  • the refrigeration device has a device for generating an air flow through the air duct from the first into the second interior.
  • This device may include, for example, controllable flow flaps and a fan to provide air circulation between the first and second targeted targeted second interior, ie, for example, at predetermined times and / or in dependence on a measured temperature.
  • Figure 1 is a schematic representation of an advantageous embodiment of an inventively designed household refrigerating appliance with three interiors;
  • Figures 2 and 3 are a perspective and a schematic sectional view of a lower portion of the household refrigerating appliance of Figure 1;
  • FIGs 4 to 6 different perspective views of an air duct of the household refrigerating appliance of Figure 1; which is designed according to an expedient variant of the construction principle according to the invention;
  • FIG. 7 is a schematic representation of an air channel modified in an advantageous manner relative to FIGS. and
  • Figure 8 is a schematic plan view of the air duct.
  • the refrigeration device 10 has a substantially cuboidal housing 1 1 with a horizontal housing bottom
  • the refrigeration device 10 further has three open spaces 21, 22, 23 open to a front side of the housing 11.
  • the heat-insulated interior spaces 21, 22, 23 can be closed by means of two front doors 16, 17, which are pivotable on the side walls
  • the refrigeration device 10 is a side-by-side refrigerator, in which the interior spaces 21, 23 are arranged one above the other and next to the interior 22.
  • the interior space 22 represents a freezer compartment, whereas the interior spaces 21, 23 are each a refrigerated compartment.
  • an insulating housing intermediate wall 18 is arranged, which extends perpendicularly or vertically to the housing bottom 12.
  • the two cooling compartments 21, 23 are thermally insulated from each other via a horizontal partition 19.
  • the lower cooling compartment 21 is designed for example as a drawer, in which an extendable receptacle 60 can be used for refrigerated goods.
  • the upper cooling compartment 23 and the freezer compartment 22 may, for example, have shelves in order to provide storage areas for refrigerated goods (not shown).
  • the upper cooling compartment 23 and / or the freezer compartment 22 may additionally or alternatively include drawers for extractable receptacles (not shown).
  • Refrigerated goods which can be stored in the interior spaces 21, 22, 23 include, for example, foods, medicaments and / or chemicals.
  • the lower cooling compartment 21 may in particular be a TCD drawer ("temperature controlled drawer") which can be kept at a low cooling temperature (just above the freezing point)
  • the exchange of air in this case via a through hole 48 and an air passage 50.
  • a flow (warmer) air in the opposite direction from the cooling compartment 21 in the freezer compartment 22 allows.
  • FIG. 2 shows the compartments 21, 22, 23 in a state in which the openings 41, 42, 48 are freely accessible.
  • the openings 41, 42, 48 In household use of the refrigerator 10, the openings 41, 42, 48, however, hidden, for example, by additional inner housing or cover walls and other components of the refrigerator 10th
  • the two cooling compartments 21, 23, which are thermally isolated from each other via the partition wall 19 (only a frame-like support for the partition wall 19 shown in Figure 2) are each bounded by a vertical rear wall or a portion 31, 33 of a rear wall.
  • the two rear wall sections 31, 33 extend in mutually parallel planes and in each case perpendicular to the housing bottom 12 and the housing intermediate wall 18.
  • the rear wall section 31 of the lower cooling compartment 21 is closer to the front of the housing 11 than the rear wall section 33 of the upper cooling compartment 23 A corresponding "stepped" course, the freezer compartment 22 delimiting the rear wall with two also perpendicular to the housing bottom 12 and the housing intermediate wall 18 extending and mutually parallel offset portions 32, 34, wherein the lower rear wall portion 34 relative to the upper rear wall portion 32 again a smaller Distance from the front of the housing 1 1.
  • a space is provided behind the rear wall sections 31, 34, in which, for example, components of a cooling unit of the refrigeration device 10 such as a condenser ange ⁇ orders can be.
  • the air passage opening 41 of the refrigerating compartment 21 may be formed in an upper portion of the rear wall portion 31, as shown in Figs. be provided with a small distance to the partition wall 19, and with a small distance to the housing intermediate wall 18.
  • the air channel opening 42 of the freezer compartment 22 may be arranged centrally in a lower region of the rear wall section 32. In this way, the air duct openings 41, 42 corresponding to the rear wall portions 31, 32 in zueinender parallel offset planes ( Figure 8). Also, the air channel openings 41, 42 are arranged at different heights with respect to the housing bottom 12.
  • Both air duct openings 41, 42 may have a rectangular Ouerten, wherein the provided in the cooling compartment 21 air duct opening 41 may have a smaller cross section than the air duct opening 42 of the freezer compartment 22.
  • the air duct opening 41 may in this case be in the form of a rectangular slot.
  • the passage opening 48 formed in the housing intermediate wall 18 can also have, for example, a rectangular or square shape, as shown in FIG.
  • the air channel is designed as a flat channel with a substantially rectangular cross-sectional profile.
  • the refrigeration appliance 10 has controllable flow flaps and / or one or more fans or fans.
  • the cooling compartment 21, as indicated in FIGS. 1 and 3 may have a device 45 arranged on the housing intermediate wall 18 in the region of the passage opening 48, which device comprises such a flap and a ventilator for drawing in air from the freezer compartment 22.
  • a further device 46 with a flow flap can, as shown in FIG. 3, be provided in the cooling compartment 21 on the rear wall section 31 in the region of the air duct opening 41.
  • the freezer compartment 22 has a freezer fan 47 arranged in an upper area (FIG. 1).
  • air exchange between the refrigerating compartment 21 and the freezing compartment 22 - i.e. Transport of cold air into the cooling compartment 21 and transport of warmer air into the freezer compartment 22 - be made targeted.
  • the flow flaps of the devices 45, 46 are opened, and an air flow via the fans 45, 47 generated.
  • An air circulation between the compartments 21, 22 can be generated, for example, at predetermined times and / or as a function of a temperature (and a predetermined temperature) measured in the refrigerating compartment 21.
  • a temperature sensor may be provided in the cooling compartment 21 (not shown).
  • an evaporator 44 is arranged between the fan 47 and the air gap opening 42, which heat as the heat exchanger the freezer compartment 22 and the air therein removes heat (Figure 1). Due to the arrangement of the evaporator 44 above the air duct opening 42, moisture from the (warmer) air coming from the cooling compartment 21 may precipitate on the evaporator 44 or its housing and possibly freeze. In this way, undesirable condensation of liquid at other locations in the freezer compartment 22 is avoided. To At selected times, the evaporator 44 can be heated and the liquid can be removed. Also, the upper cooling compartment 23 has an evaporator for removing heat (not shown).
  • Figure 4 shows a perspective view and Figure 5 is a corresponding partially opened view of the air channel 50 of the refrigeration device 10. In Figure 4 is also the
  • FIG. 6 shows a perspective "rear view” of the air duct 50 mounted in the refrigeration appliance 10
  • FIG. 8 shows a schematic view of the air duct 50
  • the air duct 50 has a horizontal portion 51, which in the refrigerator 10 is substantially parallel or with a small
  • Inclination extends to a predetermined by the housing bottom 12 level.
  • Air duct 50 further has a substantially perpendicular to the horizontal portion 51 extending and relatively short compared to the horizontal portion 51
  • the horizontal portion 51 which is connected to the air channel opening 41 of the cooling compartment 21 is provided with a frame-shaped end piece 56 adjacent to the air channel opening 41 (FIG. 4) and has a rectangular or slot-shaped cross section corresponding to the cold room side air channel opening 41. Based on the schematic plan view shown in Figure 8, the shape of the horizontal portion 51 is further apparent.
  • the "band-shaped" horizontal section 51 has an S-shaped form with two smaller bends 58, 59 in plan view and top view. This shape of the horizontal section 51 is predetermined by the position of the air-gap openings 41, 42 which are arranged in the mutually offset rear wall sections 31, 32.
  • the vertical section 53 which is connected to the air channel opening 42 of the freezer compartment 22, is formed with an end piece 57 as shown in Figures 4 and 6.
  • the end piece 57 comprises a frame adjoining the air duct opening 42 and "housing" arranged on the frame, by means of which the air coming from below, ie from the bending section 52, is "deflected” in the direction of the air duct opening 42
  • Vertical section 56 of the air channel 50 has a smaller cross-sectional area than the freezer-side outlet opening 42 of the vertical section 57 of the air channel 50.
  • two vertical partition walls or air guiding ribs 55 are arranged as air guiding elements. In this way, a space enclosed in this area by the air duct 50 is divided into separate spaces (see FIG. By means of this embodiment, an airflow generated in the air duct 50 is divided into three separate partial flows. This has the consequence that flow turbulences, which could possibly occur substantially in the region of the bending section 52, and a concomitant flow resistance can be reliably suppressed. The air can thus flow freely from the cooling compartment 21 into the freezer compartment 22 at the desired speed.
  • the provision of the intermediate walls 55 also offers the advantage that the air channel 50 in the region of the bending portion 52 has an increased stability. As a result, the air channel 50 is protected in this area against deformation or damage during the manufacture of the refrigerator. The risk of deformation can occur in particular during foaming of the air duct 50 surrounding insulating material.
  • FIG. 7 shows an alternative embodiment of the air channel 50 '.
  • the air channel 50 ' has substantially the same shape as the air channel 50 with a horizontal portion 51, a bending portion 52 and a vertical portion 53 (not shown in Figure 6).
  • the horizontal portion 51 is followed by a slightly downwardly bent portion 54, which is connected to the end piece 56.
  • refrigerator 10 represents a possible embodiment.
  • further embodiments can be realized, which include modifications of the refrigerator 10.
  • the two partitions 55 of the air channel 50 it is conceivable, for example, to use an air duct with a different number of intermediate walls or even an intermediate wall.
  • an air duct for example, be designed such that the intermediate walls further into a portion of the air duct, in particular a horizontal and / or vertical section, extend into it.
  • An air duct in a refrigerator An air channel may, for example, corresponding to the air channel 50 have two extending in a plane and connected by a bend portion sections, wherein at least one of the two sections, unlike the air duct 50 not horizontally or vertically to a predetermined by a housing bottom level.
  • a refrigerator with a different number of internal spaces, wherein two internal spaces are in turn connected to each other via an air channel for forming an air flow.
  • the air duct at least in a partial area (in particular in the region of a bending section) with one or more intermediate walls for dividing the air flow into partial flows in order to suppress air turbulence and / or increase the mechanical stability.
  • the two cooling chambers 21, 23 are combined into a single cooling interior and the partition 19 is omitted.
  • the drawer 21 can then be arranged at the bottom of this common cooling interior.
  • the air duct is guided from an inlet opening in the cold room-side outer wall of the housing intermediate wall 18 to an outlet opening in the rear wall of the freezer interior 22, in particular in the vicinity of its behind the rear wall mounted evaporator, or if the air duct from an inlet opening in the rear wall of the cooling interior 21 to an outlet opening in the freezer-side outer wall of the housing intermediate wall 18 extends.
  • the air duct may also extend from an inlet opening in the cold room-side outer wall of the housing intermediate wall 18 to an outlet opening in the freezer-side outer wall of the housing intermediate wall 18, ie the first air channel opening and / or the second air channel opening are provided in the housing intermediate wall between the first and second interior ,
  • the air duct extends with a transverse section, in particular with a portion perpendicular to the housing intermediate wall, through them.

Landscapes

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

Abstract

L'invention concerne un appareil frigorifique (10), en particulier un appareil à combinaison réfrigération/congélation (10) présentant un boîtier (11) comprenant un premier et un second espace intérieur (21; 22), le premier et le second espace intérieur (21; 22) étant prévus pour la réception de marchandises réfrigérées, et étant reliés par un canal de circulation d'air (50) pour la formation d'un écoulement d'air du premier vers le second espace intérieur (21; 22). L'appareil frigorifique (10) est caractérisé en ce que le canal de circulation d'air (50) présente, dans une zone, au moins une paroi intermédiaire (55) pour la répartition de l'écoulement d'air en au moins deux courants partiels.
EP09799595A 2008-12-23 2009-12-11 Appareil frigorifique a canal de circulation d'air Withdrawn EP2382429A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008055150A DE102008055150A1 (de) 2008-12-23 2008-12-23 Kälte mit einem Luftkanal
PCT/EP2009/066970 WO2010072591A1 (fr) 2008-12-23 2009-12-11 Appareil frigorifique à canal de circulation d'air

Publications (1)

Publication Number Publication Date
EP2382429A1 true EP2382429A1 (fr) 2011-11-02

Family

ID=42111056

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09799595A Withdrawn EP2382429A1 (fr) 2008-12-23 2009-12-11 Appareil frigorifique a canal de circulation d'air

Country Status (4)

Country Link
US (1) US20110259896A1 (fr)
EP (1) EP2382429A1 (fr)
DE (1) DE102008055150A1 (fr)
WO (1) WO2010072591A1 (fr)

Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
DE102011007212B4 (de) * 2011-04-12 2020-04-23 BSH Hausgeräte GmbH Staubsauger mit geteiltem Luftströmungskanal
CN104344638B (zh) * 2014-03-26 2017-03-01 海尔集团公司 风道模块及冰箱
CN106885425A (zh) * 2017-02-15 2017-06-23 美的集团股份有限公司 风道组件和冰箱
DE102020134579A1 (de) 2020-12-22 2022-06-23 Vorwerk & Co. Interholding Gesellschaft mit beschränkter Haftung Haushaltsgerät mit einem Gebläse und einem Strömungskanal

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US4903501A (en) * 1988-06-22 1990-02-27 Whirlpool Corporation Refrigerator air control heated baffle
DE69520700T2 (de) * 1994-02-10 2001-08-09 Michihiko Kawano Rohrkrümmer mit Leitschaufeln
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Title
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Also Published As

Publication number Publication date
WO2010072591A1 (fr) 2010-07-01
DE102008055150A1 (de) 2010-07-01
US20110259896A1 (en) 2011-10-27

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