WO2019043980A1 - Unité intérieure pour climatiseur - Google Patents

Unité intérieure pour climatiseur Download PDF

Info

Publication number
WO2019043980A1
WO2019043980A1 PCT/JP2018/001966 JP2018001966W WO2019043980A1 WO 2019043980 A1 WO2019043980 A1 WO 2019043980A1 JP 2018001966 W JP2018001966 W JP 2018001966W WO 2019043980 A1 WO2019043980 A1 WO 2019043980A1
Authority
WO
WIPO (PCT)
Prior art keywords
indoor unit
heat exchangers
air conditioner
air
outlets
Prior art date
Application number
PCT/JP2018/001966
Other languages
English (en)
Japanese (ja)
Inventor
中　政道
Original Assignee
シャープ株式会社
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 シャープ株式会社 filed Critical シャープ株式会社
Priority to JP2019538931A priority Critical patent/JPWO2019043980A1/ja
Publication of WO2019043980A1 publication Critical patent/WO2019043980A1/fr

Links

Images

Classifications

    • 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
    • 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
    • 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
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • 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
    • F24F13/30—Arrangement or mounting of heat-exchangers

Definitions

  • the present invention relates to an indoor unit of an air conditioner.
  • the indoor unit of the air conditioner rotates the blower fan to blow the air sucked from the suction port to the heat exchanger and blow it out from the blowout port.
  • a refrigerant pipe is connected to the heat exchanger, and the refrigerant pipe is connected to the refrigerant communication pipe.
  • the other end of the refrigerant communication pipe is connected to the outdoor unit of the air conditioner.
  • a refrigerant circuit for circulating the refrigerant is configured between the indoor unit and the outdoor unit.
  • Patent Document 1 discloses a configuration in which two heat exchangers are disposed along two long sides of a casing in an indoor unit of a ceiling-mounted air conditioner.
  • One aspect of the present invention has been made in view of the above problems, and it is an object of the present invention to provide an indoor unit of an air conditioner that can be installed in a narrow space on a window and can also meet the demand for energy saving. There is.
  • an indoor unit of an air conditioner concerning one mode of the present invention is two heat exchangers arranged side by side in a longitudinal direction at intervals, and the two heat exchangers And two air outlets respectively provided correspondingly, and connecting the refrigerant pipes of the two heat exchangers and the refrigerant communication pipe from the outside between the two heat exchangers. And a junction promoting structure for directing the junction position of the two air streams blown out from each of the two outlets closer to the two outlets.
  • an indoor unit of an air conditioner that can be installed in a narrow space on a window and can also meet the demand for energy saving.
  • FIG. 4 is a cross-sectional view taken along line AA of FIG. 3; It is a front view which shows schematic structure of the connection part which connects the refrigerant
  • FIG. 1 is a perspective view showing an appearance of an indoor unit 1 of an air conditioner according to an embodiment of the present invention.
  • FIG. 2 is a longitudinal sectional view of the indoor unit 1.
  • FIG. 3 is a front view of the indoor unit 1.
  • FIG. 4 is a cross-sectional view taken along line AA of FIG. In addition, in FIG. 3, FIG. 4, the state which removed the baffle plate 3 is shown.
  • the indoor unit 1 of the air conditioner is provided with a baffle plate 3 on the front surface of the indoor unit main body 2.
  • the indoor unit 1 has a relationship of W ⁇ 4 h, where h is a dimension in the height direction (short direction) when viewed from the front, and W is a dimension in the left-right direction (longitudinal direction).
  • the indoor unit body 2 has a first suction port 11 at the top, a second suction port 12 at the bottom, and a blower fan 13 and a heat exchanger 14 inside. It has an outlet 17 at the front.
  • the heat exchanger 14 has an elongated shape (longitudinal shape, horizontally elongated shape) in the horizontal direction, and has a space between them (longitudinal direction ) Are also arranged side by side). According to the two heat exchangers 14, the first suction port 11, the second suction port 12, and the blowoff port 17 are also formed two by two in the left-right direction.
  • the first filter 15 is disposed in the first suction port 11, and the second filter 16 is disposed in the second suction port 12.
  • the first filter 15 is, for example, a filter having a function equivalent to a pre-filter, and has lower performance than the second filter 16.
  • the second filter 16 is, for example, a HEPA filter (High Efficiency Particulate Air Filter), and has higher performance than the first filter 15.
  • the air sucked from the first suction port 11 is blown out from the blowout port 17 through the first filter 15, the blower fan 13 and the heat exchanger 14. Further, the air sucked from the second suction port 12 is blown out from the blow-off port 17 through the second filter 16, the blower fan 13 and the heat exchanger 14.
  • the first suction port 11 is provided with an open / close lid 18 for opening and closing the first suction port 11.
  • the open / close lid 18 is opened when operating in the air conditioning mode. Further, the open / close lid 18 is closed when the air conditioner is in the stopped state and when the air conditioner is operated in the air cleaning mode.
  • the one opening / closing lid 18 is provided with respect to the two 1st suction ports 11 here, according to the two 1st suction ports 11, two may be provided.
  • the air conditioning mode is an operation mode of the air conditioner in which the air conditioning function is given priority over the air cleaning function.
  • the air purification mode is, conversely, an operation mode of the air conditioner in which the air purification function is prioritized over the air conditioning function.
  • air conditioning mode air is mainly sucked from the first suction port 11, passes through the first filter 15, and is blown to the heat exchanger 14 by the blower fan 13 and blown out from the blowout port 17.
  • the air cleaning mode air is sucked from only the second suction port 12, passes through the second filter 16, and is blown to the heat exchanger 14 by the blower fan 13 and blown out from the blowout port 17.
  • the air guide plate 3 is disposed so that the air (air flow) blown out from the outlet 17 is opened obliquely upward as shown in FIG. 1 and FIG. Although not preferred, the air guide plate 3 is disposed obliquely downward.
  • the heat exchanger 14 has a laterally long shape as described above, and as shown in FIG. 2, the two heat exchange parts are vertically connected and connected.
  • the part is a shape (a letter shape) projecting forward.
  • a drain pan 34 for receiving drain water generated in the heat exchanger 14 is disposed below the heat exchanger 14.
  • the drain pan 34 is formed in the shape of a long dish in the left-right direction (longitudinal direction).
  • Two drain pans 34 are also provided corresponding to the two heat exchangers 14.
  • the two drain pans 34 are arranged in an inclined manner so that the central portion in the longitudinal direction of the indoor unit 1 is low.
  • the blower fan 13 is, for example, a sirocco fan or a turbo fan, and is disposed on the back side of the heat exchanger 14.
  • two heat exchangers 14 are provided.
  • the number of blower fans 13 for one heat exchanger 14 is not limited to two, and may be one or three or more.
  • FIG. 3 and FIG. 4 (Use of space between two heat exchangers 14) As shown in FIG. 3 and FIG. 4, the two heat exchangers 14 are spaced apart. And, in the space between the two heat exchangers 14, a fan motor 26 for driving the blower fan 13 and a connection portion 25 of the refrigerant pipe are provided. Although two fan motors 26 are arranged in FIG. 3, one fan motor 26 may drive four blower fans 13.
  • connection portion 25 connects the refrigerant pipes of the two heat exchangers 14 and the refrigerant communication pipe 24 from the outside.
  • FIG. 5 is a front view showing a schematic configuration of a connection portion 25 connecting the refrigerant pipes of the two heat exchangers 14 and the refrigerant communication pipe 24 from the outside.
  • Two branch pipes 23 are provided in the connection portion 25, and the two branch pipes 23 are connected to forward and return refrigerant communication pipes 24 extending from an outdoor unit (not shown).
  • the branch side of the branch pipe 23 is connected to the refrigerant pipe of the heat exchanger 14, and the base end side of the branch pipe 23 is connected to the refrigerant communication pipe 24.
  • drain water received by the left and right drain pans 34 can be collected, and a drain discharge pipe 35 for discharging the drain water to the outside of the machine is provided. Is connected.
  • FIG. 6 is a perspective view of the indoor unit 1.
  • FIG. 7 is an enlarged view of an essential part showing a structure between the two outlets 17 in the indoor unit 1.
  • the wall part 32 which protrudes in the blowing direction of air flow is provided in the connection part 25 side of each two blowing outlets 17.
  • each wall part 32 is provided with the guide surface (joining promotion structure) 32a which inclined so that it might mutually approach as it goes to the blowing direction of airflow.
  • the guide surface 32a is represented by a thick line for the sake of clarity.
  • the inclined guide surface 32 a is to direct the joining position of the two air streams blown out from the two outlets 17 closer to the two outlets 17.
  • the guide surface 32 a is more inclined than the case (boundary portion) with the surface on the leeward side of the two heat exchangers 14. Furthermore, as a more preferable configuration, the distance L between the intersection point P of the extension lines (broken lines in FIG. 7) of each of the guide surfaces 32a and the downwind side of the two heat exchangers 14 is 60 mm or less There is.
  • connection portion 25 connecting the refrigerant pipes of the two heat exchangers 14 and the refrigerant communication pipe 24 from the outside is provided between the two heat exchangers 14.
  • the refrigerant can be uniformly supplied to each of the two heat exchangers 14, and the flow path of the refrigerant can be shortened.
  • FIG. 8 is a view for explaining the relationship between the flow of air and the generation of a vortex.
  • a fluid air flow
  • D 1 the fluid diameter which inflow from thin tube with a diameter D 1 to the thicker diameter tube D 2, after entering the thick tube gradually spread in diameter the flow of D 2.
  • D 2 the fluid diameter of the fluid
  • the fluid inlet side of the thick tube there is a portion where the fluid does not flow, a vortex of the fluid is generated in this portion, and the fluid stagnates.
  • Air vortices are generated on the front side (front side) located between the two outlets 17, and when the air stagnates, a temperature difference is generated between the portion through which the air flow passes, and the housing or front side of the indoor unit 1
  • dew may be attached to components such as the back surface of the air guide plate 3 disposed in the above.
  • the indoor unit 1 has a confluence promoting structure that causes the joining position of the two air streams blown out from the two outlets 17 to be closer to the two outlets 17.
  • a guide surface (guide structure) 32a inclined so as to approach each other in the blowout direction of the air flow is provided on the wall 32 on the connection 25 side of each of the two blowoffs 17 as a merging promoting structure. ing.
  • FIG. 9 is an image diagram showing the difference in air flow depending on the presence or absence of the guide surface 32a in the indoor unit 1.
  • FIG. 9A shows the case where the guide surface 32a is present
  • FIG. 9B shows the case where the guide surface 32a is absent.
  • reference numeral 30 denotes a housing of the indoor unit body 2.
  • FIG. 9A when there is a guide surface 32a, the air flow blown out from the two outlets 17 merges at a position near the two outlets 17 by traveling along the guide surface 32a. . Thereby, the generation of a vortex can be suppressed.
  • the guide surface 32a is made to incline rather than the surface (boundary part) with the surface of the leeward side in the two heat exchangers 14. As shown in FIG. As a result, the air flow immediately after passing through the heat exchanger 14 can be guided by the guide surface 32a, and the generation of a vortex can be effectively suppressed to make it difficult for dew to adhere.
  • the distance L between the intersection P of the extension lines (broken lines in FIG. 7) of each of the guide surfaces 32a and the leeward surface of the two heat exchangers 14 is 60 mm or less It is provided to be When the distance exceeds 60 mm, it is difficult to effectively suppress the generation of a vortex, but by setting the distance to 60 mm or less, the generation of a vortex can be effectively suppressed to make it difficult to attach dew.
  • two drain pans 34 are provided corresponding to the two heat exchangers 14, and drain drainage pipes are connected between the two heat exchangers 14.
  • the guide surfaces are inclined so as to approach each other in the blowout direction of the air flow to the wall portions 32 projecting in the blowout direction on the connection portion 25 side of each of the two blowoff ports 17 Guide structure) 32a was provided.
  • FIG. 10 is a plan view showing the positional relationship between the two heat exchangers 14 in the indoor unit 1 of the air conditioner according to another embodiment of the present invention.
  • two heat exchangers 14 are arranged in an inclined manner in the direction in which they face each other.
  • the air flow blown to the two heat exchangers 14 and blown out from each of the two outlets 17 is naturally mixed near the two outlets 17 even without the guide surface 32 a.
  • the guide surface 32a it is possible to suppress the generation of vortices and make it difficult for dew to adhere.
  • the inclination angle ⁇ of the two heat exchangers 14 is less than 5 ° with respect to the mounting surface of the indoor unit 1. Since the angle ⁇ is less than 5 °, generation of vortices can be suppressed and dew can be made less likely to occur without narrowing the blowable area along the longitudinal direction of the indoor unit 1 in vain.
  • the four blower fans 13 are arranged in parallel with the mounting surface of the indoor unit 1, but the four blower fans 13 are arranged in an inclined manner in accordance with the inclination of the corresponding heat exchanger 14. It may be configured to In that case, since the air blowing direction of the air blowing fan 13 and the direction in which the air of the corresponding heat exchanger 14 passes through are aligned, the loss reduced when the air sent out from the air blowing fan 13 passes through the heat exchanger 14 It can be made smaller.
  • both of the guide surface 32a in the first embodiment and the inclined arrangement of the two heat exchangers 14 in the second embodiment are used as a confluence promoting structure. Is equipped. As a result, it is possible to more effectively suppress the generation of the vortex and make it difficult for the dew to adhere.
  • the indoor unit installed on the side wall is exemplified.
  • the present invention can be applied to an indoor unit installed on the ceiling.
  • the indoor unit 1 of the air conditioner according to the first aspect of the present invention is provided corresponding to each of the two heat exchangers 14 and the two heat exchangers 14 arranged in the longitudinal direction with a space between them.
  • Connection part for connecting the refrigerant pipe of each of the two heat exchangers and the refrigerant communication pipe 24 from the outside between the two heat exchangers 14 and the two air outlet ports 17 25 is characterized in that it has a confluence promoting structure for consolidating positions of the two air streams blown out from the two outlets 17 so as to be closer to the two outlets 17.
  • the heat exchangers 14 are arranged in two at intervals in the longitudinal direction, even if the dimension in the lateral direction of the indoor unit 1 is reduced, the dimension in the longitudinal direction is increased. Can secure an area contributing to heat exchange and improve energy saving. In addition, since it is not necessary to increase the size of the heat exchanger 14, there is also an advantage that the existing production apparatus can be used.
  • connection portion for connecting the refrigerant pipe of each of the two heat exchangers 14 and the refrigerant communication pipe is provided between the two heat exchangers 14, two heats are provided.
  • the refrigerant can be equally supplied to each of the exchangers 14, and the flow path of the refrigerant can be shortened.
  • a merging promoting structure which directs the merging position of the two air streams blown out from each of the two outlets 17 to be closer to the two outlets 17, The two air flows blown out from the outlets 17 are merged near the two outlets 17.
  • the portion of the front side located between the two outlets 17 that does not pass the air flow can be minimized to suppress the generation of vortices and make it difficult for dew to adhere.
  • the wall portion 32 projecting in the blow-out direction of the air flow is provided on the connection portion 25 side of each of the two outlets 17;
  • the wall portions 32 are each provided with a guide surface 32a inclined so as to approach each other in the direction of air flow.
  • the air flow blown out from each of the two outlets 17 flows along the mutually approaching guide surfaces 32 a of the wall portion 32 formed at the edge on the connecting portion 25 side of the two outlets 17.
  • mixing near the two outlets can suppress the generation of vortices and make it difficult to attach dew.
  • the distance between the intersection of the extension lines of each of the guide surfaces 32a and the downwind side of the two heat exchangers 14 is , 60 mm or less.
  • the distance between the intersection of the extension lines of each of the guide surfaces 32a and the surface on the leeward side of the two heat exchangers 14 is 60 mm or less. Can be difficult to attach. When the above distance exceeds 60 mm, it becomes difficult to effectively suppress the generation of a vortex.
  • the guide surface 32a is the leeward side of the corresponding one of the two heat exchangers 14 It is the composition which inclines from the occasion.
  • the guide surface 32a is inclined from the downwind side of the heat exchanger 14, it is possible to guide the air flow immediately after passing through the heat exchanger 14 by the guide surface 32a.
  • the generation of vortices can be effectively suppressed to make it difficult for dew to be attached.
  • the two heat exchangers 14 are arranged to be inclined in the direction of facing each other as the merging promoting structure. is there.
  • the two heat exchangers 14 are arranged in an inclined manner in the direction in which they face each other, the air flow blown out from each of the two air outlets 17 is naturally mixed near the two air outlets. Can suppress the generation of vortices and make it difficult to attach dew.
  • the inclination angle of the two heat exchangers 14 is less than 5 ° with respect to the mounting surface of the indoor unit 1 It is a structure.
  • the angle of inclination of the two heat exchangers 14 is less than 5 ° with respect to the mounting surface of the indoor unit 1, it is possible to prevent vortices without unnecessarily narrowing the blowable area along the longitudinal direction. Can be made difficult to control by suppressing the occurrence of
  • the indoor unit 1 of the air conditioner according to aspect 7 of the present invention in the above aspects 1 to 6, includes two drain pans 34 provided below each of the two heat exchangers 14, and the two thermal units
  • a drain discharge pipe 35 for discharging the drain water received by the two drain pans 34 to the outside of the machine is connected between the exchangers 14.
  • the drain discharge pipe 35 is disposed between the two heat exchangers 14, even if the dimension in the lateral direction of the indoor unit 1 is reduced and the dimension in the longitudinal direction is increased, The inclination of each of the two drain pans can be secured, and drain water can be discharged without any problem.

Abstract

L'invention concerne une unité intérieure pour un climatiseur pouvant être installé dans un espace étroit au-dessus d'une fenêtre et pouvant satisfaire les besoins de conservation de l'énergie. Deux échangeurs de chaleur (14) sont agencés côte à côte dans la direction longitudinale avec un intervalle entre eux, et une partie de raccordement (25), destinée à raccorder les tuyaux de fluide frigorigène des deux échangeurs de chaleur (14) et un tuyau de communication de fluide frigorigène (24) en provenance de l'extérieur, est agencée entre les deux échangeurs de chaleur (14). Des parties paroi (32), faisant saillie dans la direction d'évacuation du courant d'air, sont agencées du côté partie de raccordement (25) de deux ouvertures d'évacuation (17) correspondant aux deux échangeurs de chaleur (14), et des surfaces de guidage (32a), inclinées afin de se rapprocher l'une de l'autre dans la direction d'évacuation du courant d'air, sont agencées sur chacune des parties paroi (32).
PCT/JP2018/001966 2017-08-30 2018-01-23 Unité intérieure pour climatiseur WO2019043980A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019538931A JPWO2019043980A1 (ja) 2017-08-30 2018-01-23 空気調和機の室内機

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017166146 2017-08-30
JP2017-166146 2017-08-30

Publications (1)

Publication Number Publication Date
WO2019043980A1 true WO2019043980A1 (fr) 2019-03-07

Family

ID=65525000

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/001966 WO2019043980A1 (fr) 2017-08-30 2018-01-23 Unité intérieure pour climatiseur

Country Status (2)

Country Link
JP (1) JPWO2019043980A1 (fr)
WO (1) WO2019043980A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596328U (fr) * 1978-12-26 1980-07-04
JPH04177026A (ja) * 1990-11-13 1992-06-24 Toshiba Corp 空気調和機の室内ユニット
JP2006029702A (ja) * 2004-07-16 2006-02-02 Daikin Ind Ltd 空気調和機
JP2006284092A (ja) * 2005-03-31 2006-10-19 Daikin Ind Ltd 空気調和機
JP2009139078A (ja) * 2007-11-12 2009-06-25 Daikin Ind Ltd 空気調和機用室内機

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04169738A (ja) * 1990-11-01 1992-06-17 Mitsubishi Electric Corp 空気調和装置
KR100745422B1 (ko) * 2006-09-13 2007-08-02 삼성전자주식회사 공기조화기
KR101166380B1 (ko) * 2006-10-17 2012-07-23 삼성전자주식회사 공기조화기 및 그 제어방법
KR101749658B1 (ko) * 2010-09-01 2017-06-21 삼성전자주식회사 공기조화기
CN107514685A (zh) * 2017-08-01 2017-12-26 青岛海尔空调器有限总公司 壁挂式空调室内机及其控制方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596328U (fr) * 1978-12-26 1980-07-04
JPH04177026A (ja) * 1990-11-13 1992-06-24 Toshiba Corp 空気調和機の室内ユニット
JP2006029702A (ja) * 2004-07-16 2006-02-02 Daikin Ind Ltd 空気調和機
JP2006284092A (ja) * 2005-03-31 2006-10-19 Daikin Ind Ltd 空気調和機
JP2009139078A (ja) * 2007-11-12 2009-06-25 Daikin Ind Ltd 空気調和機用室内機

Also Published As

Publication number Publication date
JPWO2019043980A1 (ja) 2020-08-06

Similar Documents

Publication Publication Date Title
JP3624813B2 (ja) 空気調和装置の化粧パネル、吹出口ユニット、及び空気調和装置
JP5823064B2 (ja) 空気調和機
CN106164597B (zh) 空调机
JP3282616B2 (ja) 天井埋込型空気調和装置
JP3624808B2 (ja) 空気調和装置の化粧パネル、吹出口ユニット、及び空気調和装置
JP2006029702A (ja) 空気調和機
JP2010117110A (ja) 空気調和機の室内機
US10895388B2 (en) Indoor unit air-conditioning apparatus
CN105805912B (zh) 引流部件及空调器
JP3624814B2 (ja) 空気調和装置の化粧パネル、吹出口ユニット、及び空気調和装置
JP6429204B2 (ja) 空気調和機
WO2015040668A1 (fr) Climatiseur
JP2008032238A (ja) 空気調和機
WO2019043980A1 (fr) Unité intérieure pour climatiseur
JP2007021352A (ja) 空気清浄機
WO2015155855A1 (fr) Climatiseur
WO2011077484A1 (fr) Climatiseur
WO2019123743A1 (fr) Unité intérieure de climatiseur
WO2023082682A1 (fr) Unité intérieure pour climatiseur et climatiseur
WO2022195834A1 (fr) Unité intérieure et dispositif de climatisation
JPWO2018163360A1 (ja) 空気調和機の室内機
JP6104384B2 (ja) 空気調和機
KR20230159335A (ko) 공기조화기
JP2005241069A (ja) 空気調和機
JPWO2018235134A1 (ja) ユニット、空気調和機、及び、熱交換器の製造方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18852357

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2019538931

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18852357

Country of ref document: EP

Kind code of ref document: A1