WO2001035032A1 - Conditionneur d'air integre au plafond - Google Patents

Conditionneur d'air integre au plafond Download PDF

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Publication number
WO2001035032A1
WO2001035032A1 PCT/JP2000/005736 JP0005736W WO0135032A1 WO 2001035032 A1 WO2001035032 A1 WO 2001035032A1 JP 0005736 W JP0005736 W JP 0005736W WO 0135032 A1 WO0135032 A1 WO 0135032A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
ceiling
horizontal blade
air conditioner
horizontal
Prior art date
Application number
PCT/JP2000/005736
Other languages
English (en)
Japanese (ja)
Inventor
Junichi Nakanishi
Makio Takeuchi
Mitsuhiko Yamamoto
Yasuyuki Aisaka
Original Assignee
Daikin Industries, Ltd.
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 Daikin Industries, Ltd. filed Critical Daikin Industries, Ltd.
Priority to EP00955017A priority Critical patent/EP1152193A4/fr
Priority to AU67303/00A priority patent/AU755459B2/en
Publication of WO2001035032A1 publication Critical patent/WO2001035032A1/fr

Links

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
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • 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
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • 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
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F2013/0616—Outlets that have intake openings
    • 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
    • F24F2013/088—Air-flow straightener

Definitions

  • the present invention relates to an arrangement structure of an air outlet of a ceiling-embedded air conditioner, and in particular, adjusts a blowing direction of conditioned air during a cooling operation or the like so that particulate dust contained in the conditioned air is removed from the ceiling. It belongs to the technical field of dirt prevention for preventing adhesion to a surface. Background art
  • the auxiliary fins are provided as in the conventional example, the auxiliary fins must be removed in an environment where ceiling dirt is likely to occur, and eventually, at this time, the conditioned air always blows downward from the outlet. This causes not only a decrease in air-conditioning efficiency during the cooling operation, which should originally perform horizontal blowing, but also a sense of incongruity (a so-called draft feeling) due to the direct blow of cold air to people indoors. Also occurs.
  • the present invention has been made in view of such a point, and an object of the present invention is to improve the configuration of the air outlet of the air-conditioned air so that the appropriate air outlet according to the operating state of the air conditioner is provided.
  • the goal is to prevent dirt on the ceiling surface while gaining directions. Disclosure of the invention
  • the present invention employs the following means to solve the above problems.
  • a horizontally long air outlet (16) which is embedded in a ceiling surface (70) and blows air-conditioned air toward an indoor space, and blows air-conditioned air into the air outlet (16).
  • a ceiling-embedded air conditioner (1) provided with a guide means (18) capable of guiding the direction to be approximately 45 ° or less with respect to the ceiling surface (70).
  • a rectifying member (19) for rectifying the flow of the conditioned air into a two-dimensional flow along the vertical plane is disposed at least at substantially both ends in the longitudinal direction of the outlet (16).
  • the guide means (18) for example, the air passage on the upstream side leading to the outlet (16) is curved so that the direction of the conditioned air to be blown is adjusted to the ceiling surface (7).
  • the guide may be guided so that it is approximately 45 ° or less with respect to 0).
  • the air-conditioning air blown out from the air outlet (16) of the air conditioner (1) during the cooling operation or the like is guided by the guide means (18) to be 45 ° with respect to the ceiling surface (70).
  • the jet flows into the room at the following angles, and its jet axis is bent toward the ceiling (70) by the Coanda effect.
  • flow regulating members (19) are disposed at least at substantially both ends in the longitudinal direction of the air outlet (16), respectively, and the flow of the conditioned air on both sides of the air outlet is controlled by the flow regulating members (19).
  • the guide means (18) is a horizontal blade capable of changing a blowing direction of the conditioned air up and down, and a rectifying plate as a rectifying member (19) is provided as the rectifying plate (18). ).
  • the height (wh) of the straightening plate (19) protruding from the horizontal blade (18) is preferably not less than 5 mm and not more than 30 mm (third invention).
  • the protrusion height (wh) is more preferably 22.5 mm (fourth invention).
  • the flow of the conditioned air from the outlet (16) can be changed up and down by the horizontal blades (18), so that the flow of the blown air is relatively downward during the heating operation.
  • the air is efficiently discharged in each operation state by setting the air to the horizontal blowing state.
  • the flow of the blown air can be effectively rectified by the rectifying plate (19) provided on the horizontal blade (18).
  • the horizontal blade (18) is formed of a long plate member that is curved in the width direction.
  • the horizontal blades (18) are fixedly arranged at predetermined intervals over the entire surface in the longitudinal direction on the surface curved inside. did.
  • the distance ( ⁇ ) between the flow straightening plates (19) in the longitudinal direction of the horizontal blades (18) is preferably not less than 10 mm and not more than 60 mm (sixth invention).
  • the distance ( ⁇ ) between the flow straightening plates (19) is more preferably 50 mm (seventh invention).
  • C The number of the flow straightening plates (19) is one above the horizontal blade (18). It is preferable to provide, for example, 10 sheets for each (the eighth invention).
  • the flow of the conditioned air can be smoothly changed by the long horizontal blades (18) curved in the width direction to change the blowing direction.
  • the guide means (18) is a horizontal blade capable of changing a blowing direction of the conditioned air up and down, and a rectifying plate as a rectifying member (19) is provided at the outlet (16). ) Are provided on the inclined surface (16b) facing the front surface of the horizontal blade.
  • a horizontally long air outlet (16) is provided which is embedded in a ceiling surface (70) and blows air-conditioned air toward an indoor space, and the air-conditioned air is blown into the air outlet (16).
  • the ceiling-mounted air conditioner is provided with horizontal blades (18) that can guide the air blow up and down.
  • the horizontal blades (18) are elongated in the width direction and curved.
  • a plurality of rectifying plates (19) are fixedly arranged in the longitudinal direction on the curved inner surface of the horizontal blade (18), and each of the rectifying plates (19) is The horizontal blade (18) is provided so as to be substantially perpendicular to the inner surface of the horizontal blade (18) and across the width direction of the horizontal blade (18).
  • the flow of the conditioned air from the outlet (16) of the air conditioner (1) can be changed up and down by the horizontal blade (18), and the flow of the blown air is relatively downward during the heating operation.
  • the air is blown horizontally during cooling operation, high air conditioning efficiency can be obtained in each operation state.
  • the long horizontal blades (18) curved in the width direction can smoothly change the flow of the conditioned air.
  • the flow of the blown air, including both side portions of the outlet (16) is entirely in a vertical plane by the rectifying plate (19) fixedly arranged on the curved inner surface of the horizontal blade (18). The flow is commutated to form a two-dimensional flow along it.
  • the initial velocity of the air-conditioned air blows at both sides of the air outlet (16) as well as at the center, so that even in the so-called horizontal blow-off state during the cooling operation or the like, the flow of the air-conditioned air flows to the ceiling Flow along the surface (70) can be suppressed, and dirt on the ceiling surface can be prevented.
  • the ceiling embedded (70) is provided with an outlet (16) so as to be able to blow out conditioned air at an angle of about 45 ° or less with respect to the ceiling (70).
  • rectifying members (19) are arranged at least at both ends in the longitudinal direction of the air outlet (16), respectively, so that the flow of the conditioned air is two-dimensionally flowing along the vertical plane. For example, even when air-conditioning air is blown out from the air outlet (16) of the air conditioner (1) so as to be as parallel as possible to the ceiling surface during cooling operation or the like, It is possible to suppress the flow of air along the ceiling surface, thereby preventing ceiling dirt.
  • the airflow direction of the conditioned air can be changed up and down by the horizontal blades (18) in accordance with the operation state of the air conditioner, so that the air conditioning efficiency can be increased.
  • the flow of the blown air can be effectively rectified by the rectifying plate (19) provided on the horizontal blade (18).
  • the flow of the conditioned air is smoothly changed by the horizontal blades (18), the flow can be effectively rectified over the entire longitudinal direction of the outlet (16).
  • FIG. 1 is a schematic cross-sectional view from the side of an air-conditioning apparatus according to an embodiment of the present invention.
  • FIG. 2 is a perspective view from below of the air conditioner embedded in the ceiling.
  • FIG. 3 is an enlarged view showing a detailed configuration of the air outlet and the horizontal blade.
  • FIG. 4 is a diagram corresponding to FIG. 3 when the blowing direction of the conditioned air is downward.
  • FIG. 5 is a perspective view of the horizontal blade.
  • Figure 6 is a front view of the horizontal blade.
  • FIG. 7 is a top view of FIG.
  • FIG. 8 is a side view of FIG.
  • FIG. 9 is an explanatory diagram showing a state of a blown airflow of conditioned air from an air outlet when the conventional air conditioner is viewed from the side.
  • FIG. 1 is a longitudinal sectional view showing a configuration of an embodiment of an in-ceiling type air conditioner (1) according to the present invention.
  • the air conditioner (1) has a casing (10) in which a fan (20) and a heat exchanger (30) are housed, and an installation opening opening in a ceiling plate (70). It is embedded in (71) and installed in the space above the ceiling.
  • the casing (10) includes a container-shaped casing (11) that opens downward and a decorative panel (14) that covers a bottom opening of the casing (11). No, but it is suspended and fixed to an upper beam by a hanging bracket.
  • the main body casing (11) includes a top plate (12) formed by cutting out four corners of a square and having an octagonal shape, and a side plate (13) extending downward from an outer edge of the top plate (12).
  • the decorative panel (14) has a substantially square plate shape, is attached to the lower end of the side plate (13), and the upper surface of the peripheral portion is in contact with the lower surface of the ceiling plate (70).
  • an air inlet (15) is formed in a substantially central portion of the decorative panel (14) so as to open in a square shape, and four sides of the air inlet (15) are formed.
  • Four elongated rectangular air outlets (16) are formed along the outside of each of the air outlets.
  • the air suction port (15) is provided with an air filter (17) over its entire surface for removing suspended matters such as particulate dust contained in the room air.
  • the entire lower surface of (17) is supported by a grid-shaped fill cover.
  • the air outlet (16) is provided with a horizontal blade (18) capable of changing the direction of the conditioned air to be blown up and down.
  • the side wall on the outer peripheral side (right side in the figure) of the air passage communicating with the air outlet (16) of the decorative panel (14) is substantially vertically downward.
  • a side wall on the inner peripheral side of the panel (left side in the drawing) of the air passage communicating with the air outlet (16) has a curved surface (16c) projecting downward to the outer peripheral side of the panel, and a curved surface (16c).
  • the two opposing walls having such a shape are formed over the entire length in the longitudinal direction (the direction perpendicular to the paper surface) of the air outlet (16), and the air passage sandwiched between both walls is formed.
  • the approach distance of the air-conditioned air reaching the outlet (16) on this approach path is set to be approximately 30 mm or more.
  • the horizontal blade (18) is formed of a long plate member as shown in FIGS. 5 to 8, and is slightly curved in the width direction, and the curved inner surface (18a) is formed.
  • the front surface is used, and the outer surface (18b) is used as the back surface.
  • Shell-like projections (18c, 18c) are provided at both ends in the longitudinal direction of the horizontal blade (18) so as to protrude toward the front side, respectively, and the horizontal blade is provided at the end of each projection (18c).
  • the connecting pins (18d, 18d) are formed so as to extend outward along the longitudinal direction of (18).
  • a predetermined interval ( ⁇ ) is spaced from each other over the entire longitudinal direction of the horizontal blade (18).
  • a plurality of (10 in the example in the figure) rectifying plates (19, 19, ...) for rectifying the flow of the conditioned air are fixedly arranged.
  • Each straightening plate (19) is arranged so as to be substantially perpendicular to the front surface (18a) of the horizontal blade (18).
  • the horizontal blades (18) are arranged in the width direction of the horizontal blades (18), and as shown by an arrow S in FIG. 5, along the front surface (18a) of the horizontal blades (18), between the straightening plates (19).
  • the conditioned air flowing through the air is rectified over the entire longitudinal direction.
  • the distance ( ⁇ ) between the flow straightening plates (19) in the longitudinal direction of the horizontal blade (18) is preferably not less than 10 mm and not more than 60 mm. In this embodiment, as a more preferable value, the distance ( ⁇ ) between the flow straightening plates (19) is set to 50 mm. Also, the height (wh) of each straightening plate (19) protruding from the horizontal blade (18) is preferably not less than 5 mm and not more than 30 mm. In this embodiment, a more preferable value is set. The projection height (wh) is 22.5 mm.
  • the horizontal blade (18) When the conditioned air is blown out from the air outlet (16) in the lowest direction, as shown in FIG. 4, the horizontal blade (18) has its rear surface (8b) facing the vertical surface (16d) on the inner peripheral side of the panel. As shown in FIG. 3, when the horizontal blades (18) are turned downward so as to overlap with each other, as shown in FIG. 3, the front surface (18b) of the horizontal blade (18) is substantially parallel to the inclined portion (16b) of the outer peripheral side wall surface of the panel. Is turned upside down.
  • the fan (20) is a so-called evening fan provided at a substantially central position inside the main body casing (11) and having a blade (23) held between the shroud (21) and the hub (22).
  • the drive shaft (26) of the fan motor (25) attached to the top plate (12) of the main body casing (11) is inserted and fixed to the hub (22) of the fan (20).
  • a bell mouth (27) is provided below the fan (20) to guide the air flowing into the casing (10) from the air suction port (15) to the fan (20).
  • the heat exchanger (30) is a so-called cross made up of a number of plate-like fins (31) provided in parallel with each other and a heat transfer tube (32) provided through the fins (31). Fin heat exchanger.
  • the heat exchanger (30) is formed in a rectangular tubular shape in plan view so as to surround the fan (20), and is connected to an outdoor unit via a refrigerant pipe (not shown). It functions as an evaporator and as a coagulator during heating operation. The temperature of the air sent from the air (20) is adjusted.
  • a drain pan (33) for receiving drain water is provided below the heat exchanger (30).
  • the air filter (17), the bell mouth (27), the fan (20) and the heat exchange are provided through the air inlet (15) of the decorative panel (14).
  • An air flow passage (W) is formed through the vessel (30) to the air outlet (16).
  • the air After being cooled and heated in the heating operation, the air is blown out from the air outlet (16) into the indoor space as air-conditioned air, and air conditioning of the indoor space is performed. More specifically, when there is a request to blow the conditioned air relatively downward, such as during a heating operation, the horizontal blades (18) are turned substantially vertically downward as shown in FIG. Along the horizontal vanes (18) and the vertical surface (16a) on the outer peripheral side of the panel of the air outlet (16), the air is blown substantially downward just below ifi as shown by an arrow S in the figure.
  • the horizontal blade (18) is turned upward to blow the front surface (18a) of the horizontal blade (18).
  • the exit (16) should be substantially parallel to the inclined surface (16b) of the outer peripheral side wall of the panel.
  • the conditioned air flows along the side wall of the guide passage communicating with the air outlet (16), curves from the curved surface (6c) to the front surface (18a) of the horizontal blade (18),
  • the direction of the streamline changes greatly and smoothly, and as shown by the arrow S in the same figure, the gap between the inclined surface (16b) on the outer peripheral side of the panel of the air outlet (16) and the horizontal blade (18) is changed.
  • the air is blown from the air outlet (16) at an angle nearly parallel to the lower surface of the ceiling plate (70) (for example, the angle formed with the lower surface of the ceiling plate (70) is approximately 25 ° to 35 °).
  • the conditioned air blown into the indoor space from the air outlet (16) becomes a jet, and when the blow angle is nearly parallel to the lower surface of the ceiling plate (70), the jet axis is bent upward by the Coanda effect.
  • the front surface of the horizontal blade (18) (18a) is provided with rectifying plates (19, 19,%), And the flow guided to the horizontal blades (18) is rectified by the rectifying plates (19, 19,).
  • the air flow is restricted from spreading to the side or forming a vortex at both the left and right sides of the air outlet (16), and the two-dimensional flow generally follows the vertical plane (the plane including the cross section in the figure). It will be blown out into the indoor space.
  • the initial velocity of the conditioned air at both sides of the air outlet (16) becomes sufficiently high as in the central part, and the flow of the air does not reach the ceiling surface (70), and eventually the indoor air flows with the indoor air. Drops due to the temperature difference. Therefore, in the ceiling-mounted type air conditioner, the air flow tends to approach the lower surface of the ceiling plate (70) by the Coanda effect in the part where the air blowing speed is low in the ceiling-mounted type air conditioner. If the direction of the air-conditioning air blow is relatively upward, for example, about 40 to 45 ° with respect to the lower surface of the ceiling plate (70), the airflow will flow along the lower surface of the ceiling plate (70).
  • the present invention is not limited to the above embodiment, but includes other various embodiments. That is, in the above embodiment, the rectifying plate (19, 19,%) As the rectifying member is provided on the front surface (18a) of the horizontal blade (18), but is not limited thereto. , 19,...) May be provided on the inclined surface (16b) of the air outlet (16) facing the front surface (18a) of the horizontal blade (18).
  • the flow straightening plates (19, 19, ...) are not necessarily arranged over the entire length of the air outlet (16). It is not necessary to install the horizontal blades (18) at the air outlets (16).
  • the horizontal blades (18) may be provided at the air outlets (16).
  • the horizontal vanes (18) are not provided, and only the curved shape of the air passage leading to the air outlet (16) is used. You may be asked to guide you. In this case, the air passage itself constitutes the guiding means.
  • the present invention is applied to a so-called ceiling-mounted four-way blow-type air conditioner (1) that includes a turbofan and blows out conditioned air in four directions, but is not limited thereto.
  • the present invention can also be applied to a so-called ceiling-mounted two-way blowing type air conditioner that includes a sirocco fan and blows out conditioned air in two directions.
  • the ceiling-embedded air-conditioning apparatus can prevent the ceiling surface from being stained while obtaining an appropriate blowing direction according to the operation state. Particularly suitable for use in places where there is a high demand for prevention of dirt.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
  • Duct Arrangements (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

L'invention concerne un conditionneur d'air intégré au plafond comprenant une entrée (15) d'air et une sortie (16) d'air s'ouvrant lors du refroidissement ou du chauffage et placées dans un panneau décoratif (14) au fond dudit conditionneur (1) d'air regardant un espace intérieur. Un volet mobile (18) horizontal permet de guider le sens d'alimentation d'air conditionné de la sortie (16) d'air à environ 45° au maximum par rapport à la face inférieure d'un panneau de plafond (70) en modifiant verticalement le sens d'alimentation d'air. Enfin, des plaques de redressement (19, 19, ---) sont placées sur la face avant (18a) sur toute la longueur volet mobile (18) horizontal dans le sens longitudinal à intervalles spécifiés, l'écoulement d'air conditionné étant ainsi redressé en écoulement à deux dimensions le long d'un plan vertical.
PCT/JP2000/005736 1999-11-05 2000-08-25 Conditionneur d'air integre au plafond WO2001035032A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP00955017A EP1152193A4 (fr) 1999-11-05 2000-08-25 Conditionneur d'air integre au plafond
AU67303/00A AU755459B2 (en) 1999-11-05 2000-08-25 Ceiling-embedded type air conditioner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31582699A JP3282616B2 (ja) 1999-11-05 1999-11-05 天井埋込型空気調和装置
JP11/315826 1999-11-05

Publications (1)

Publication Number Publication Date
WO2001035032A1 true WO2001035032A1 (fr) 2001-05-17

Family

ID=18070040

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2000/005736 WO2001035032A1 (fr) 1999-11-05 2000-08-25 Conditionneur d'air integre au plafond

Country Status (5)

Country Link
EP (1) EP1152193A4 (fr)
JP (1) JP3282616B2 (fr)
CN (2) CN1162661C (fr)
AU (1) AU755459B2 (fr)
WO (1) WO2001035032A1 (fr)

Cited By (2)

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US20160290661A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner
US20160290662A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner

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JP6340597B2 (ja) * 2013-06-12 2018-06-13 パナソニックＩｐマネジメント株式会社 空気調和機
KR101706812B1 (ko) 2013-10-02 2017-02-14 엘지전자 주식회사 카세트형 공기조화기의 실내기
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EP3086051B1 (fr) * 2013-12-20 2020-01-22 Mitsubishi Electric Corporation Climatiseur
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JP7065271B2 (ja) * 2017-11-30 2022-05-12 パナソニックＩｐマネジメント株式会社 送風装置およびこれを備えた浴室暖房乾燥機
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US20160290662A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner
US10113752B2 (en) * 2015-03-31 2018-10-30 Fujitsu General Limited Ceiling-embedded air conditioner with a blowoff structure blowing air to all directions
US10288302B2 (en) * 2015-03-31 2019-05-14 Fujitsu General Limited Ceiling-embedded air conditioner with airflow guide vane

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CN1295222A (zh) 2001-05-16
JP2001132976A (ja) 2001-05-18
EP1152193A4 (fr) 2003-05-14
CN2442168Y (zh) 2001-08-08
EP1152193A1 (fr) 2001-11-07
AU755459B2 (en) 2002-12-12
AU6730300A (en) 2001-06-06
CN1162661C (zh) 2004-08-18
JP3282616B2 (ja) 2002-05-20

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