US20060010896A1 - Air-conditioning system - Google Patents

Air-conditioning system Download PDF

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Publication number
US20060010896A1
US20060010896A1 US11/177,311 US17731105A US2006010896A1 US 20060010896 A1 US20060010896 A1 US 20060010896A1 US 17731105 A US17731105 A US 17731105A US 2006010896 A1 US2006010896 A1 US 2006010896A1
Authority
US
United States
Prior art keywords
air
indoor
conditioning system
outdoor
cabinet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US11/177,311
Other languages
English (en)
Inventor
Soo Choi
Sang Baek
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
Original Assignee
LG Electronics Inc
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 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: BAEK, SANG KYUN, CHOI, SOO GEUN
Publication of US20060010896A1 publication Critical patent/US20060010896A1/en
Abandoned legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/028—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by air supply means, e.g. fan casings, internal dampers or ducts
    • F24F1/0284—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by air supply means, e.g. fan casings, internal dampers or ducts with horizontally arranged fan axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/022—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle
    • F24F1/027—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle mounted in wall openings, e.g. in windows
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/03—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements
    • F24F1/031—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/082—Grilles, registers or guards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers

Definitions

  • the present invention relates to an air-conditioning system, and more particularly, to an air-conditioning system in which an indoor unit and an outdoor unit are provided in a single body.
  • an air-conditioning system is equipped with a compressor and a heat exchanger to cool or heat indoor places such as living places, restaurants, libraries, or offices by flowing a refrigerant therein.
  • the air-conditioning system is generally divided into a separate air-conditioning system and an integral air-conditioning system.
  • the separate air-conditioning system includes an indoor unit provided with a heat exchanger that carries out room cooling or room heating, an outdoor unit provided with a heat exchanger that performs heat exchange with the outdoor air, and a refrigerant pipe that connects the indoor unit with the outdoor unit.
  • the indoor unit and the outdoor unit are separately provided so that the indoor unit is provided at the indoor and the outdoor unit is provided at the outdoor.
  • the integral air-conditioning system includes an outdoor unit and an indoor unit formed in a single body without being separated from each other.
  • the outdoor unit and the indoor unit are directly provided in a house in a state that they are built in a wall or hung on a window.
  • FIG. 1 and FIG. 2 A related art air-conditioning system will be described with reference to FIG. 1 and FIG. 2 .
  • the air-conditioning system shown in FIG. 1 and FIG. 2 is an integral type in which an indoor unit that performs heat exchange with the indoor air and an outdoor unit that performs heat exchange with the outdoor air are formed in a single body with each other.
  • the air-conditioning system includes a base panel 2 constituting appearance, a frame 4 provided at the upper portion of the base panel 2 , an air guide 6 partitioning the base panel 2 and the frame 4 into an indoor chamber I and an outdoor chamber O, a front panel 9 arranged on the front surface of the indoor chamber of the frame 4 to constitute the front portion of the air-conditioning system, and a compressor 12 varying a gaseous refrigerant of low temperature and low pressure to one of high temperature and high pressure.
  • the outdoor chamber O is provided with a condenser 14 and an expansion valve (not shown).
  • the condenser 14 discharges heat using the air flowing inside the outdoor chamber, and the expansion valve expands the refrigerant condensed by the condenser 14 .
  • the indoor chamber I is provided with an evaporator 16 that evaporates the refrigerant expanded by the expansion valve in a gas state while absorbing heat of the air flowing inside the indoor chamber.
  • an outdoor inlet 5 is provided at a side and an upper surface of the outdoor chamber, and a rear surface of the outdoor chamber is opened to discharge the air to the outdoor.
  • An indoor air inlet 10 is formed at the front surface of the lower portion of the front panel 9 , and an indoor air outlet 11 is formed at the front surface of the upper chamber of the front panel 9 to discharge the air into the indoor.
  • the air guide 6 includes a vertical guide 7 vertically arranged on the upper surface of the base panel 2 and a horizontal guide 8 horizontally arranged at the upper portion of the vertical guide 7 to guide the air forcibly flown by an indoor fan 24 to the indoor air outlet 11 .
  • the air guide 6 further includes a biaxial motor 22 of which a front shaft 20 a and a rear shaft 20 b are respectively extended to the indoor chamber and the outdoor chamber.
  • the front shaft 20 a is connected with the indoor fan 24 that forcibly circulates the indoor air toward the evaporator 16 .
  • An orifice 26 is provided at the inlet side of the indoor fan 24 to accelerate wind velocity of the flowing air.
  • the rear shaft 20 b is connected with a propeller fan 28 that forcibly circulates the outdoor air toward the condenser 14 .
  • a shroud 30 is provided at the rear of the propeller fan 28 to form an air path.
  • the compressor 12 is driven to circulate the refrigerant toward the condenser 14 , an expansion mechanism (not shown), and the evaporator 16 .
  • the biaxial motor 20 is driven to rotate the indoor fan 24 and the propeller fan 28 so that the indoor air and the outdoor air can respectively be sucked into the indoor chamber and the outdoor chamber.
  • the indoor air at the front of the front panel 9 passes through the indoor air inlet 10 as the indoor fan 24 rotates, and is cooled through the evaporator 16 .
  • the air cooled by the evaporator 16 flows toward the indoor air outlet 11 along the orifice 26 , the vertical guide 7 , and the horizontal guide 8 and then is discharged to the front of the front panel 9 through the indoor air outlet 11 .
  • the outdoor air is sucked into the outdoor inlet 5 by rotation of the propeller fan 28 and flows into the condenser 14 after passing through the shroud 30 . Afterwards, the outdoor air absorbs heat of the refrigerant flowing inside the condenser 14 and then is discharged to the outdoor.
  • the air inlet and the indoor air outlet are respectively formed at the upper and lower portions of the front panel, the air may be sucked into the indoor air inlet again after being discharged to the indoor.
  • the indoor air flows into the indoor chamber through the indoor air inlet formed at the lower portion of the front panel and is exchanged with heat there, it is supplied to the indoor through the indoor air outlet formed at the upper portion of the front panel. Therefore, flow of the air flowing inside the indoor chamber is rapidly varied to cause air flow loss and high noise.
  • the present invention is directed to an air-conditioning system that substantially obviates one or more problems due to limitations and disadvantages of the related art.
  • An object of the present invention is to provide an air-conditioning system having an improved performance.
  • an air-conditioning system includes a cabinet sucking the indoor air from the front and discharging the conditioned air to the side, an indoor fan received in the cabinet, and at least one indoor heat exchanger provided at one side of the indoor fan in the cabinet to perform heat exchange with the air flowing inside the cabinet.
  • the cabinet includes an indoor chamber that performs heat exchange with the indoor air, and an outdoor chamber provided at the rear of the indoor chamber to perform heat exchange with the outdoor air.
  • the cabinet includes at least one or more indoor air outlets formed at at least one or more sides of the cabinet to discharge the air cooled or heated by the indoor heat exchanger to the indoor, and an indoor air inlet formed in a front panel constituting the front surface of the cabinet to suck the indoor air.
  • the indoor air outlets are respectively formed on left and right sides and an upper side of the cabinet.
  • the air-conditioning system further includes an air guide provided inside the cabinet to communicate with the indoor air inlet and the indoor air outlets, the air flowing at the front of the air guide and being discharged to the side of the air guide.
  • the air guide includes at least one or more exhaust holes formed at at least one or more sides of the air guide to correspond to the at least one or more indoor air outlets.
  • the air-conditioning system further includes an orifice provided on the front surface of the air guide, having a path formed toward the front panel.
  • the path is gradually reduced toward the rear.
  • the indoor fan includes a centrifugal fan provided inside the air guide.
  • the indoor fan includes a centrifugal turbo fan provided inside the air guide.
  • the indoor air inlet includes a suction grill provided with a plurality of air vents.
  • the air-conditioning system further includes an air guide provided inside the cabinet to partition the indoor chamber and the outdoor chamber, guiding air flow inside the indoor chamber.
  • the outdoor chamber includes an outdoor heat exchanger that performs heat exchange with the outdoor air, and an outdoor fan that sucks the outdoor air into the outdoor chamber and discharges the air to the outdoor.
  • the indoor fan and the outdoor fan are driven by a biaxial motor.
  • the cabinet substantially has a square box shape as it is provided with the indoor air outlets at left and right sides, respectively.
  • the cabinet substantially has a square box shape as it is provided with the indoor air outlet at the upper side.
  • the indoor heat exchanger is provided between the front surface of the cabinet and the indoor fan.
  • FIG. 1 is a perspective view illustrating a related art air-conditioning system
  • FIG. 2 is a longitudinal-sectional view illustrating a related art air-conditioning system
  • FIG. 3 is a perspective view illustrating an air-conditioning system according to the first embodiment of the present invention.
  • FIG. 4 is an exploded perspective view illustrating the air-conditioning system shown in FIG. 3 ;
  • FIG. 5 is a cross-sectional view illustrating the air-conditioning system shown in FIG. 3 ;
  • FIG. 6 is a longitudinal-sectional view illustrating the air-conditioning system shown in FIG. 3 ;
  • FIG. 7 is a perspective view illustrating an air-conditioning system according to the second embodiment of the present invention.
  • FIG. 8 is an exploded perspective view illustrating the air-conditioning system shown in FIG. 7 ;
  • FIG. 9 is a cross-sectional view illustrating the air-conditioning system shown in FIG. 7 ;
  • FIG. 10 is a perspective view illustrating an air-conditioning system according to the third embodiment of the present invention.
  • FIG. 11 is an exploded perspective view illustrating the air-conditioning system shown in FIG. 10 ;
  • FIG. 12 is a longitudinal-sectional view illustrating the air-conditioning system shown in FIG. 10 .
  • an air-conditioning system includes a cabinet provided with various elements required to cool and heat the indoor.
  • the cabinet is partitioned into an indoor chamber I and an outdoor chamber O.
  • the indoor chamber I performs heat exchange with the indoor air while the outdoor chamber O performs heat exchange with the outdoor air.
  • the outdoor chamber O is provided at the rear of the indoor chamber I so that its outer wall is exposed to the outdoor.
  • the indoor air A is sucked at the front of the cabinet, and the conditioned air in the indoor chamber I is discharged to the side of the cabinet.
  • At least one air outlet is formed at least one of sides of the cabinet.
  • the outdoor air B is sucked at the side of the cabinet and exchanged with heat in the outdoor chamber O.
  • the outdoor air B is then discharged to the rear of the cabinet.
  • the cabinet has an opened rear surface or an opening is formed at the rear surface of the cabinet to substantially form a square box shape.
  • the rear surface of the cabinet is not limited to the above case.
  • the cabinet includes a base panel 52 constituting the bottom of the cabinet, an upper frame 54 provided above the base panel 52 , and a front panel 61 constituting the front surface of the cabinet.
  • the upper frame 54 constitutes left and right sides and an upper surface of the cabinet.
  • the front panel 61 is provided with an indoor air inlet 62 that sucks the indoor air.
  • the indoor air inlet 62 includes a suction grill provided with a plurality of air vents 62 a.
  • the base panel 52 , the upper frame 54 , and the front panel 61 may be formed in a single body. More preferably, they are separately manufactured and then assembled into one another in a single body so that their inner elements may readily be repaired or cleaned, in the same manner as the first embodiment.
  • indoor air outlets 55 , 56 and 57 are respectively formed at the cabinet, more particularly, at left, right, and upper sides of the upper frame 54 , so the indoor air is sucked from the side of the upper frame 54 .
  • the indoor air outlet formed at the left side of the upper frame 54 is referred to as “left indoor air outlet 55 ”, the indoor air outlet formed at the right side of the upper frame 54 is referred to as “right indoor air outlet 56 ”, and the indoor air outlet formed at the upper side of the upper frame 54 is referred to as “upper indoor air outlet 57 .”
  • the indoor air outlets 55 , 56 , and 57 are formed at the front of the upper frame 54 constituting the outer wall of the indoor chamber I.
  • each of the indoor air outlets 55 , 56 , and 57 includes a discharge grill provided with a plurality of air vents.
  • an outdoor air inlet is formed at least one of the left, right and upper sides of the upper frame 54 .
  • At least one or more outdoor air inlets 58 , 59 and 60 are formed at the rear of the upper frame 54 to suck the outdoor air into the outdoor chamber O.
  • the outdoor air inlets 58 , 59 and 60 are respectively formed at left, right and upper sides of the rear of the upper frame 54 , and the air inside the outdoor chamber is discharged to the outdoor through the rear surface of the upper frame 54 .
  • the outdoor air inlet formed at the left side of the upper frame 54 is referred to as “left outdoor air inlet 58 ”
  • the outdoor air inlet formed at the right side of the upper frame 54 is referred to as “right outdoor air inlet 59 ”
  • the outdoor air inlet formed at the upper side of the upper frame 54 is referred to as “upper outdoor air inlet 60 .”
  • An indoor fan 70 and an indoor heat exchanger 74 are provided inside the cabinet, more particularly inside the indoor chamber I, while an outdoor heat exchanger 84 and an outdoor fan 80 are provided in the outdoor chamber O.
  • the indoor heat exchanger 74 is provided at one side of the indoor fan 70 , more preferably between the indoor fan 70 and the front panel 61 to perform heat exchange with the air flowing from the indoor air inlet 62 to the indoor air outlets 55 , 56 and 57 .
  • the outdoor fan 80 is designed to suck the air into the outdoor chamber O to discharge the air to the outdoor.
  • the outdoor fan 80 sucks the air along its circumference to discharge the air to the rear, i.e., the shaft direction.
  • An axle fan that sucks the air from the front and ventilates the air to the rear may be used as the outdoor fan 80 .
  • the outdoor heat exchanger 84 is provided at one side of the outdoor fan 80 , more preferably at the rear of the outdoor fan 80 to perform heat exchange with the outdoor air sucked into the outdoor chamber O through the outdoor air inlets 58 , 59 and 60 .
  • the cabinet further includes an air guide 64 that communicates with the indoor air inlet 62 and the indoor air outlets 55 , 56 and 57 .
  • the air guide 64 guides the air flowing inside the indoor chamber I.
  • the air flowing into the indoor chamber I through the indoor air inlet 62 flows from the front of the air guide 64 to the inner side of the air guide 64 and then is discharged to the side of the air guide 64 .
  • At least one exhaust hole is formed at at least one of the sides of the air guide 64 .
  • the exhaust hole is formed to correspond to the indoor air outlets. Therefore, exhaust holes 66 , 67 and 68 are formed at left, right and upper sides of the air guide 64 to correspond to the indoor air outlets 55 , 56 and 57 .
  • the exhaust holes 66 , 67 and 68 face the indoor air outlets 55 , 56 and 57 .
  • the front surface of the air guide is fully opened in the same manner as the first embodiment.
  • the front surface of the air guide may be provided with an air vent having a predetermined size.
  • the air guide 64 constructed as above is preferably designed to partition the indoor chamber I and the outdoor chamber O.
  • the air guide 64 is provided at the upper side of the base panel 52 .
  • the indoor fan 70 is formed inside the air guide 64 .
  • the indoor fan 70 includes a centrifugal fan, more preferably a centrifugal turbo fan of a high static pressure, which sucks the air along the shaft direction and ventilates the air to its circumference.
  • the indoor fan 70 and the outdoor fan 80 are driven by a biaxial motor 78 .
  • the biaxial motor 78 includes a front rotational shaft 75 and a rear rotational shaft 76 .
  • the front rotational shaft 75 is extended to the front toward the front panel 61 and connected with the indoor fan 70 while the rear rotational shaft 76 is extended toward the rear surface of the cabinet and connected with the outdoor fan 80 .
  • the indoor fan 70 and the outdoor fan 80 respectively connected with the front rotational shaft 75 and the rear rotational shaft 76 have shaft directions respectively formed in front and rear directions.
  • the biaxial motor 78 may be provided on either the rear surface of the air guide 64 or a motor mounter 79 provided in the outdoor chamber O.
  • the outdoor chamber O is provided with a shroud 82 that constitutes a path of the outdoor air flown by the outdoor fan 80 .
  • the outdoor heat exchanger 84 is provided at the inner side or the rear of the shroud 82 to heat or cool the air ventilated to the rear by the outdoor fan 80 .
  • a reference numeral 86 that is not described denotes a compressor provided in the base panel 52 so that it may be positioned inside the outdoor chamber O.
  • a reference numeral 88 denotes a capillary tube provided between the outdoor heat exchanger 84 and the indoor heat exchanger to expand the condensed refrigerant.
  • the air-conditioning system can be operated along a circulating direction of the refrigerant in a cooling mode or a heating mode.
  • a cooling mode a heating mode
  • the operation of the air-conditioning system based on a cooling mode will be described.
  • the compressor 86 is driven to discharge the refrigerant at high temperature and high pressure.
  • the refrigerant discharged at high temperature and high pressure is condensed while emitting heat to the outdoor air flowing through the outdoor heat exchanger 84 .
  • the refrigerant condensed by the outer heat exchanger 84 is expanded through the capillary tube 88 , and is evaporated by absorbing heat of the indoor air flowing through the indoor heat exchanger 74 . Then, the refrigerant flows into the compressor 86 . In this way, the operation of the refrigerant is repeated.
  • the indoor fan 70 is driven so that the indoor air A at the front of the front panel 61 is sucked into the indoor chamber I through the indoor air inlet 62 .
  • the indoor air A sucked into the indoor chamber I is cooled by the indoor heat exchanger 74 . Then, the indoor air A is sucked into the air guide 64 through a path 73 of an orifice 72 .
  • the air cooled by the indoor chamber I is scattered in three directions through the exhaust holes 66 , 67 and 68 of the air guide 64 . Then, the air is discharged to three indoor directions through the left indoor air outlet 55 , the right indoor air outlet 56 and the upper indoor air outlet 57 .
  • the outdoor air sucked from both sides and the upper side of the upper frame 54 to the inner portion of the outdoor chamber I by driving of the outdoor fan 80 connected with the biaxial motor 78 is ventilated to the rear toward the outdoor heat exchanger 84 . Then, the outdoor air is heated by absorbing heat of the refrigerant flowing inside the outdoor heat exchanger 84 .
  • the air heated by the outdoor heat exchanger 84 is discharged to the rear through the rear surface of the cabinet.
  • the air-conditioning system according to the second embodiment of the present invention includes an upper frame 54 a that discharges the air to both sides as the indoor air outlet 57 formed at the upper side of the upper frame 54 described in the first embodiment is removed.
  • an air guide 64 a provided with exhaust holes 66 and 67 at left and right sides only is provided inside the cabinet of the air-conditioning system according to the second embodiment of the present invention.
  • the air-conditioning system sucks the air from the front of the cabinet and discharges the conditioned air to both sides of the cabinet.
  • the air-conditioning system according to the third embodiment of the present invention includes an upper frame 54 b that discharges the air to the upper side as the left and right indoor air outlets 55 and 56 formed at both sides of the upper frame 54 described in the first embodiment are removed.
  • an air guide 64 b provided with an exhaust hole 68 at the upper side only is provided inside the cabinet of the air-conditioning system according to the third embodiment of the present invention.
  • the air-conditioning system sucks the air from the front of the cabinet and discharges the conditioned air to the upper side of the cabinet.
  • the aforementioned air-conditioning system according to the present invention has the following advantages.
  • the indoor air is sucked from the front of the cabinet and the conditioned air is discharged to the side of the cabinet, it is possible to minimize a flow path and flow resistance of the air. This reduces load and power consumption of the fan, and minimizes flow noise.
  • the indoor chamber can quickly be cooled or heated.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
US11/177,311 2004-07-12 2005-07-11 Air-conditioning system Abandoned US20060010896A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KRP2004-0054083 2004-07-12
KR1020040054083A KR20060005196A (ko) 2004-07-12 2004-07-12 일체형 공기조화기

Publications (1)

Publication Number Publication Date
US20060010896A1 true US20060010896A1 (en) 2006-01-19

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Application Number Title Priority Date Filing Date
US11/177,311 Abandoned US20060010896A1 (en) 2004-07-12 2005-07-11 Air-conditioning system

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Country Link
US (1) US20060010896A1 (zh)
KR (1) KR20060005196A (zh)
CN (1) CN1727766A (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120131944A1 (en) * 2010-11-30 2012-05-31 Lennox Industries Inc Air moving unit and a hvac system employing the same
US20160131370A1 (en) * 2014-11-06 2016-05-12 Lee Wa Wong Window-Type Air Conditioning System with Water Cooling Unit
US20220049853A1 (en) * 2020-08-13 2022-02-17 Samsung Electronics Co., Ltd. Range hood
US11480363B2 (en) * 2020-06-30 2022-10-25 Haier Us Appliance Solutions, Inc. Filter assembly for an air conditioning appliance

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101639256A (zh) * 2008-08-01 2010-02-03 乐金电子(天津)电器有限公司 窗式空调器的排风结构
CN104622377B (zh) * 2015-03-04 2016-12-14 张斌 清洁装置及吸尘器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4985500A (en) * 1986-01-23 1991-01-15 Nippon Oil And Fats Co., Ltd. Primer compositions
US5228306A (en) * 1992-04-20 1993-07-20 Norm Pacific Automation Corp. Apparatus for controlling air-exchange and pressure and detecting airtight conditions in air-conditioned room
US5542263A (en) * 1993-08-26 1996-08-06 Samsung Electronics Co., Ltd. Window mounted air conditioner
US6389831B1 (en) * 2000-11-11 2002-05-21 Samsung Electronics Co., Ltd. Air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4985500A (en) * 1986-01-23 1991-01-15 Nippon Oil And Fats Co., Ltd. Primer compositions
US5228306A (en) * 1992-04-20 1993-07-20 Norm Pacific Automation Corp. Apparatus for controlling air-exchange and pressure and detecting airtight conditions in air-conditioned room
US5542263A (en) * 1993-08-26 1996-08-06 Samsung Electronics Co., Ltd. Window mounted air conditioner
US6389831B1 (en) * 2000-11-11 2002-05-21 Samsung Electronics Co., Ltd. Air conditioner

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120131944A1 (en) * 2010-11-30 2012-05-31 Lennox Industries Inc Air moving unit and a hvac system employing the same
US9551358B2 (en) * 2010-11-30 2017-01-24 Lennox Industries Inc. Air moving unit and a HVAC system employing the same
US20160131370A1 (en) * 2014-11-06 2016-05-12 Lee Wa Wong Window-Type Air Conditioning System with Water Cooling Unit
US10012399B2 (en) * 2014-11-06 2018-07-03 Lee Wa Wong Window-type air conditioning system with water cooling unit
US11480363B2 (en) * 2020-06-30 2022-10-25 Haier Us Appliance Solutions, Inc. Filter assembly for an air conditioning appliance
US20220049853A1 (en) * 2020-08-13 2022-02-17 Samsung Electronics Co., Ltd. Range hood
US11867407B2 (en) * 2020-08-13 2024-01-09 Samsung Electronics Co., Ltd. Range hood

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KR20060005196A (ko) 2006-01-17
CN1727766A (zh) 2006-02-01

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