US20070266718A1 - Cool air supplying apparatus and refrigerator having the same - Google Patents

Cool air supplying apparatus and refrigerator having the same Download PDF

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Publication number
US20070266718A1
US20070266718A1 US11/714,236 US71423607A US2007266718A1 US 20070266718 A1 US20070266718 A1 US 20070266718A1 US 71423607 A US71423607 A US 71423607A US 2007266718 A1 US2007266718 A1 US 2007266718A1
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United States
Prior art keywords
cross flow
flow fan
cool air
freezing chamber
refrigerating chamber
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Abandoned
Application number
US11/714,236
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English (en)
Inventor
Soo-Kwan Lee
Jun-Ho Bae
Chang-joon Kim
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.)
LG Electronics Inc
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LG Electronics Inc
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Publication date
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Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Assigned to LG ELECTRONICS INC. reassignment LG ELECTRONICS INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: BAE, JUN-HO, KIM, CHANG-JOON, LEE, SOO-KWAN
Publication of US20070266718A1 publication Critical patent/US20070266718A1/en
Abandoned 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
    • 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
    • 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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • 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
    • F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
    • 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
    • F25D2317/068—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 the fans
    • F25D2317/0682—Two or more fans
    • 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
    • F25D2317/068—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 the fans
    • F25D2317/0683—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 the fans the fans not of the axial type
    • 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
    • F25D2500/02—Geometry problems

Definitions

  • a refrigerator and, more particularly, a cool air supplying apparatus for a refrigerator are disclosed herein.
  • FIG. 1 is a front perspective view of a refrigerator having a cool air supplying apparatus according to an embodiment
  • FIG. 2 is a sectional view of a cool air supplying apparatus for a refrigerator according to an embodiment
  • FIG. 3 is a sectional view taken along line III-III in FIG. 2 ;
  • FIG. 4 is a sectional view of a cool air supplying apparatus for a refrigerator according to another embodiment
  • FIG. 5 is a sectional view of a cool air supplying apparatus for a refrigerator according to another embodiment.
  • FIG. 6 is a sectional view of a cross flow fan according to an embodiment.
  • a refrigerator in general, includes a freezing chamber and a refrigerating chamber separated by a separation wall.
  • the freezing chamber maintains a very low internal temperature to keep items stored therein, such as food, in a frozen state
  • the refrigerating chamber maintains a low temperature, at which stored items, such as food, are not frozen but maintained in a fresh state.
  • FIGS. 1-3 A cool air supplying apparatus for a refrigerator according to an embodiment is shown in FIGS. 1-3 .
  • FIG. 1 is a front perspective view of a refrigerator having a cool air supplying apparatus according to an embodiment.
  • FIG. 2 is a sectional view of a cool air supplying apparatus for a refrigerator according to an embodiment.
  • FIG. 3 is a sectional view taken along line III-III in FIG. 2 .
  • a freezing chamber 20 and a refrigerating chamber 30 are separated by a separation wall 40 .
  • a cool air inlet 24 is formed at a lower portion of a freezing chamber 20 , through which cool air, which has performed a cooling operation while circulating through the freezing chamber 20 and the refrigerating chamber 30 , is introduced again at an increased temperature.
  • An evaporator 23 is installed at an upper side of the cool air inlet 24 and heat-exchanges the cool air having the increased temperature.
  • An evaporator cover 23 a is installed at one side of the evaporator 23 , and a fan 22 for blowing cool air having a lowered temperature is installed at an upper side of the evaporator 23 .
  • the fan 22 is driven by a motor 25 and is installed within a guide (not shown).
  • the motor 25 is installed at an upper side of the evaporator cover 23 .
  • An orifice 22 a that directs the cool air toward the fan is formed at an upper side of the evaporator cover 23 a such that the motor 25 and the fan 22 face each other across the orifice 22 a .
  • the evaporator 23 and the fan 22 are installed only in the freezing chamber 20 , not in the refrigerating chamber 30 .
  • a cool air duct 21 that provides the cool air having the lowered temperature to the freezing chamber 20 is formed at an upper side of the fan 22 , and a plurality of cool air outlets 21 a that provide the cool air into the interior of the freezing chamber 20 are formed in the cool air duct 21 .
  • the cool air duct 21 is installed along a rear wall (not shown) of the freezing chamber 20 .
  • a cool air duct 31 is installed along a rear wall (not shown) of the refrigerating chamber 30 and communicates with the cool air duct 21 of the freezing chamber 20 .
  • a plurality of cool air outlets 31 a that provide cool air to the refrigerating chamber 30 are formed in the cool air duct 31 of the refrigerating chamber 30 .
  • a compressor (not shown) is operated to cool the evaporator 23 .
  • Cool air having an increased temperature which has been introduced through the cool air inlet 24 provided at the lower portion of the evaporator 23 , passes through the evaporator 23 installed within the evaporator cover 23 a , and is heat-exchanged so as to be changed to cool air having a lowered temperature, which is then introduced into the fan 22 through the orifice 22 a .
  • Most of the cool air discharged by the fan 22 is supplied to the freezing chamber 20 through the cool air duct 21 installed at the freezing chamber 20 and the cool air outlets 21 a.
  • the remaining portion of the cool air is introduced into the cool air duct 31 installed in the refrigerating chamber 30 through a cool air communicating hole (not shown) and then is provided to the refrigerating chamber 30 through the cool air outlets 31 a .
  • the air flow is repeated, the interiors of the freezing chamber 20 and the refrigerating chamber 30 are cooled.
  • a centrifugal fan is used as the fan 22 , which is generally smaller than a width of the evaporator 23 , so the cool air which passes through the evaporator 23 cannot be entirely introduced into the fan 22 , making heat exchanging at the evaporator 23 non-uniform and reducing the efficiency of the refrigerator 10 is degraded.
  • the compressor or the fan is operated to lower the unsatisfied internal temperature, causing unnecessary power consumption.
  • FIG. 4 is a sectional view of a cool air supplying apparatus for a refrigerator according to another embodiment.
  • FIG. 5 is a sectional view of a cool air supplying apparatus for a refrigerator according to another embodiment.
  • FIG. 6 is a sectional view of a cross flow fan according to an exemplary embodiment. Like elements are designated with like reference numerals and repetitive descriptions have been omitted. Further, in FIGS.
  • W 1 denotes a width of the freezer chamber evaporator 230
  • W 2 denotes a width of the refrigerating chamber evaporator 330
  • W 3 denotes a width of the cross flow fan installed in the freezing chamber 200
  • W 4 denotes a width of the cross flow fan installed in the refrigerating chamber 300
  • ⁇ indicates a rotational direction of the cross flow fan.
  • a cool air supplying apparatus for a refrigerator 100 includes a freezing chamber evaporator 230 and a refrigerating chamber evaporator 330 installed in a freezing chamber 200 and a refrigerating chamber 300 separated by a separation wall 400 that generate cool air, respectively, a freezing chamber cross flow fan 600 and a refrigerating chamber cross flow fan 700 that blow cool air generated from the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 , respectively, a driving motor 500 that simultaneously drives the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 , respectively, and first and second ducts 210 and 310 that distribute cool air generated from the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 to the freezing chamber 200 and the refrigerating chamber 300 , respectively.
  • the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 are installed within an evaporator cover 23 a , shown in FIG. 3 .
  • Cool air inlets 240 and 340 are formed at a lower side of the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 , respectively, and allow cool air having an increased temperature to be introduced therethrough after having circulated to cool the interior of the freezing chamber 200 or the refrigerating chamber 300 . Because the freezing chamber 200 and the refrigerating chamber 300 may each need different freezing capacity or refrigerating capacity, it may be effective for a width W 1 of the freezing chamber evaporator 230 and a width W 2 of the refrigerating chamber evaporator 330 to be different.
  • the freezing chamber cross flow fan 600 may be installed at an upper side of the freezing chamber evaporator 230 .
  • the refrigerating chamber cross flow fan 700 may be installed at an upper side of the refrigerating chamber evaporator 330 .
  • the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 may be installed at an upper side in a cool air flow direction in order to allow more cool air generated from the evaporators 230 and 330 to be introduced into the ducts 210 and 310 .
  • the freezing chamber cross flow fan 600 may be installed within a guide 620 .
  • a lower portion of the guide 620 may be connected with an upper portion of the freezing chamber evaporator 230 .
  • An upper portion of the guide 620 may be connected with the first duct 210 .
  • the freezing chamber cross flow fan 600 may have the same width W 3 as a width of the cool air inlet 240 or a width W 1 of the freezing chamber evaporator 230 .
  • the cross flow fan 600 may include a plurality of blades 611 .
  • cool air may be introduced into the cross flow fan 600 without a flow loss and make heat exchanging at the evaporator uniform. In this manner, by blowing the cool air using the cross flow fan 600 , cool air may be blown in a vertical direction (in a direction of the arrows in FIG. 6 ) without a flow loss of the cool air.
  • the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 may be driven together using a single driving motor 500 .
  • a rotational shaft 510 may be mounted at a center of the driving motor 500 such that it protrudes in both directions from the driving motor 500 .
  • the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 may be connected with both end portions of the rotational shaft 510 , respectively. Namely, the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 may be driven by the single common driving motor 500 .
  • costs for producing and maintaining the driving motor 500 , as well as power consumption may be reduced.
  • the driving motor 500 may be installed between the freezing chamber 200 and the refrigerating chamber 300 . This may increase an internal capacity of the refrigerator 100 by reducing a space required for installation of the driving motor 500 .
  • the freezing chamber 200 and the refrigerating chamber 300 may be spatially separated by a separation wall 400 . Because the driving motor 500 may be installed within the separation wall 400 , a wasted space, that is, a space for installing the driving motor 500 may not be necessary, and accordingly, the internal capacity of the refrigerator 100 may be increased.
  • a height or a thickness of the driving motor 500 may be made smaller than the width of the separation wall 400 . Due to this structural restriction, an outer rotor type driving motor (not shown) may be used as the driving motor 500 .
  • An outer rotor type motor is formed such that a stator is positioned at an inner side and a rotor is positioned at an outer side of the stator, and the rotor is engaged with a rotational shaft to rotate the rotational shaft.
  • the outer rotor type motor has a relatively small overall height or thickness compared with the inner rotor type motor; however, it can have a larger diameter to exert sufficient driving force.
  • the outer rotor type motor may be used as the driving motor 500 to simultaneously drive the two cross flow fans 600 and 700 within the separation wall 400 .
  • a driving motor 500 a that drives the freezing chamber cross flow fan 600 and a driving motor 500 b that drives the refrigerating chamber cross flow fan 700 may be provided.
  • a loss of the cool air introduced into the freezing chamber cross flow fan 600 and into the refrigerating chamber cross flow fan 700 may be reduced, and a driving time of the freezing chamber cross flow fan 600 and the refrigerating cross flow fan 700 may be controlled to be different according to a cooling capacity required for the freezing chamber 200 or the refrigerating chamber 300 . That is, only the cross flow fan of the freezing chamber 200 or the refrigerating chamber 300 may be driven while that of the freezing chamber 200 or the refrigerating chamber 300 where cool air has been sufficiently supplied would not be driven, so unnecessary power consumption may be reduced.
  • the cool air discharged from the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 may be introduced into the first and second ducts 210 and 310 , respectively.
  • the first and second ducts 210 and 310 may be connected with the guide 620 of the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 .
  • the first and second ducts 210 and 310 may include a plurality of cool air outlets 211 and 311 , respectively.
  • the first and second ducts 210 and 310 may be formed to be thin, large and long, and may be installed along side corners of the freezing chamber 200 and the refrigerating chamber 300 , respectively. Accordingly, not only the internal capacity of the refrigerator 100 may be increased but the cool air may be evenly supplied from both sides of the freezing chamber 200 and the refrigerating chamber 300 .
  • a compressor (not shown) is operated to cool the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 .
  • Cool air is introduced through the cool air inlets 240 and 340 , respectively, formed at the lower side of the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 and performs a cooling operation.
  • cool air having an increased temperature is heat-exchanged by the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 so as to be changed to cool air having a lowered temperature, which is then introduced to the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 .
  • the freezing chamber cross flow fan 600 and the refrigerating chamber cross flow fan 700 may be connected with both end portions of the rotational shaft 510 , respectively, of the single driving motor 500 and be driven thereby.
  • widths W 1 and W 2 of the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 and width W 3 and W 4 of the cross flow fans may be the same, the cool air which has passed through the freezing chamber evaporator 230 and the refrigerating chamber evaporator 330 may be introduced to the first and second ducts 210 and 310 without a flow loss.
  • the cool air introduced into the first and second ducts 210 and 310 may be supplied to the freezing chamber 200 or the refrigerating chamber 300 through the plurality of cool air outlets 211 and 311 formed in the first and second ducts 210 and 310 to evenly freeze or refrigerate items stored therein.
  • a cool air supplying apparatus for a refrigerator and the refrigerator using the same according to embodiments disclosed herein have at least the advantages discussed below.
  • the freezing chamber cross flow fan and the refrigerating chamber cross flow fan may be driven by a single driving motor, additional driving motors are not required.
  • the costs for manufacturing and maintaining the driving motor may be reduced and power consumption of the driving motor may be also reduced.
  • the driving motor may be installed within the separation wall that separates the freezing chamber and the refrigerating chamber, a space required for installation of the driving motor may be reduced, thus increasing the internal capacity of the refrigerator.
  • the flow of the cool air generated from the evaporators may become uniform using the cross flow fan and may be entirely introduced into the interior of the ducts, heat exchanging efficiency of the evaporator may be enhanced.
  • Embodiments disclosed herein provide a cool air supplying apparatus for a refrigerator capable of improving efficiency by making heat exchanging uniform at the evaporator.
  • embodiments disclosed herein are capable of reducing power consumption of the refrigerator by separately providing cool air into a freezing chamber and a refrigerating chamber.
  • embodiments disclosed herein provide a cool air supplying apparatus for a refrigerator capable of increasing an internal capacity of the refrigerator.
  • a cool air supplying apparatus for a refrigerator which may include a freezing chamber evaporator that generates cool air supplied to a freezing chamber, a refrigerating chamber evaporator that generates cool air supplied to a refrigerating chamber, a freezing chamber cross flow fan that blows cool air generated by the freezing chamber evaporator toward the freezing chamber, a refrigerating chamber cross flow fan that blows cool air generated by the refrigerating chamber evaporator, and a driving motor that drives the freezing chamber cross flow fan and the refrigerating chamber cross flow fan.
  • cool air generated from the evaporator may be uniformly introduced into the cross flow fan in a vertical direction, so efficiency of the cool air flow and efficiency of heat exchange between the cool air having an increased temperature being introduced into the evaporator and the evaporator can be improved.
  • the driving motor may simultaneously drive the freezing chamber cross flow fan and the refrigerating chamber cross flow fan, reducing costs incurred for producing and manufacturing the driving motor of the freezing chamber cross flow fan and refrigerating chamber blow fan, so the overall production cost of the refrigerator and power consumption of the driving motor may be reduced. Further, the freezing chamber cross flow fan and the refrigerating chamber cross flow fan may be separately driven by respective driving motors, so that an operation time of the freezing chamber cross flow fan and the refrigerating chamber cross flow fan may be independently controlled.
  • the freezing chamber cross flow fan and the freezing chamber evaporator may have the same width. Further, the refrigerating chamber cross flow fan and the refrigerating chamber evaporator may have the same width. This allows cool air generated from the respective evaporator to be introduced into the cross flow fan without loss.
  • the driving motor may be installed within a separation wall that separates the freezing chamber and the refrigerating chamber. That is, the separation wall may be formed between the freezing chamber and the refrigerating chamber, and by installing the driving motor within the separation wall, a space required for installing the driving motor may be reduced, and thus an internal capacity of the refrigerator may be increased.
  • the driving motor may be an outer rotor type motor having its rotational shaft rotated by a rotor mounted at an outer side of a stator.
  • the outer rotor type motor may have an overall height which is less than an inner rotor type motor, so it may be easily installed within the separation wall. Also, because it has a stronger driving force compared with the inner rotor type motor, it may be suitable for driving a plurality of blow fans.
  • a guide for receiving the cross flow fan and a duct connected with the guide and supplying cool air may be additionally provided.
  • a plurality of ducts may be installed at each corner of the freezing chamber and the refrigerating chamber.
  • a refrigerator which may include a freezing chamber, a refrigerating chamber separated by a separation wall from the freezing chamber, a freezing chamber evaporator that generates cool air supplied to the freezing chamber, a refrigerating chamber evaporator that generates cool air supplied to the refrigerating chamber, a freezing chamber cross flow fan that blows cool air generated by the freezing chamber evaporator toward the freezing chamber, a refrigerating chamber cross flow fan that blows cool air generated by the refrigerating chamber evaporator, and a driving motor that drives the freezing chamber cross flow fan and the refrigerating chamber cross flow fan.
  • the freezing chamber cross flow fan and the refrigerating chamber cross flow fan may be driven together by a single driving motor, or may be separately driven by a driving motor.
  • any reference in this specification to “one embodiment,” “an embodiment,” “example embodiment,” etc. means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the invention.
  • the appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment.

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  • 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)
US11/714,236 2006-05-19 2007-03-06 Cool air supplying apparatus and refrigerator having the same Abandoned US20070266718A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2006-0045310 2006-05-19
KR1020060045310A KR101203975B1 (ko) 2006-05-19 2006-05-19 냉장고

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US20070266718A1 true US20070266718A1 (en) 2007-11-22

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US (1) US20070266718A1 (de)
EP (1) EP1857755A3 (de)
JP (1) JP4382825B2 (de)
KR (1) KR101203975B1 (de)
CN (1) CN100533013C (de)

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US20070266727A1 (en) * 2006-05-19 2007-11-22 Lg Electronics Inc. Refrigerator
US20160153693A1 (en) * 2013-09-24 2016-06-02 Haier Asia International Co. , Ltd. Shielding device and refrigerator comprising same
US20180231297A1 (en) * 2013-03-05 2018-08-16 Lg Electronics Inc. Refrigerator

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CN103940174A (zh) * 2014-04-25 2014-07-23 合肥美的电冰箱有限公司 贯流风机在冰箱中的应用以及一种包括贯流风机的冰箱
CN104879998B (zh) * 2015-05-29 2018-02-13 合肥美的电冰箱有限公司 用于冰箱的风道组件和具有该风道组件的冰箱
JP7369520B2 (ja) * 2018-12-20 2023-10-26 日立グローバルライフソリューションズ株式会社 冷蔵庫
JP2020101351A (ja) * 2018-12-25 2020-07-02 アクア株式会社 冷蔵庫

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JP2007309635A (ja) 2007-11-29
KR20070111902A (ko) 2007-11-22
CN101074830A (zh) 2007-11-21
CN100533013C (zh) 2009-08-26
EP1857755A2 (de) 2007-11-21
EP1857755A3 (de) 2013-01-02
JP4382825B2 (ja) 2009-12-16
KR101203975B1 (ko) 2012-11-23

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