EP4407242A4 - Indoor unit and air conditioner - Google Patents

Indoor unit and air conditioner

Info

Publication number
EP4407242A4
EP4407242A4 EP22875436.2A EP22875436A EP4407242A4 EP 4407242 A4 EP4407242 A4 EP 4407242A4 EP 22875436 A EP22875436 A EP 22875436A EP 4407242 A4 EP4407242 A4 EP 4407242A4
Authority
EP
European Patent Office
Prior art keywords
air conditioner
indoor unit
indoor
unit
conditioner
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.)
Granted
Application number
EP22875436.2A
Other languages
German (de)
French (fr)
Other versions
EP4407242B1 (en
EP4407242A1 (en
Inventor
Hiroyuki Nakano
Shota AGO
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.)
Daikin Industries Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=85782220&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP4407242(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP4407242A1 publication Critical patent/EP4407242A1/en
Publication of EP4407242A4 publication Critical patent/EP4407242A4/en
Application granted granted Critical
Publication of EP4407242B1 publication Critical patent/EP4407242B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/26—Refrigerant piping
    • F24F1/32—Refrigerant piping for connecting the separate outdoor units to indoor units
    • 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
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0067—Indoor units, e.g. fan coil units characterised by heat exchangers by the shape of the heat exchangers or of parts thereof, e.g. of their fins
    • 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
    • F24F1/0068—Indoor units, e.g. fan coil units characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
EP22875436.2A 2021-09-30 2022-04-21 Indoor unit and air conditioner Active EP4407242B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021161755A JP7410418B2 (en) 2021-09-30 2021-09-30 Indoor unit and air conditioner
PCT/JP2022/018473 WO2023053553A1 (en) 2021-09-30 2022-04-21 Indoor unit and air conditioner

Publications (3)

Publication Number Publication Date
EP4407242A1 EP4407242A1 (en) 2024-07-31
EP4407242A4 true EP4407242A4 (en) 2025-01-22
EP4407242B1 EP4407242B1 (en) 2026-02-18

Family

ID=85782220

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22875436.2A Active EP4407242B1 (en) 2021-09-30 2022-04-21 Indoor unit and air conditioner

Country Status (6)

Country Link
US (1) US20240240802A1 (en)
EP (1) EP4407242B1 (en)
JP (2) JP7410418B2 (en)
CN (1) CN117881930A (en)
ES (1) ES3064895T3 (en)
WO (1) WO2023053553A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119895204A (en) * 2023-08-23 2025-04-25 日立江森自控空调有限公司 Air conditioner
WO2025158506A1 (en) * 2024-01-22 2025-07-31 三菱電機株式会社 Pipe connection structure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2423609A2 (en) * 2010-08-23 2012-02-29 Mitsubishi Electric Corporation Heat exchanger and air conditioner on which this heat exchanger is mounted
JP2015124983A (en) * 2013-12-27 2015-07-06 ダイキン工業株式会社 Air-conditioner indoor unit
EP3101353B1 (en) * 2014-01-30 2018-07-11 Daikin Industries, Ltd. Air conditioner indoor unit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04359797A (en) * 1991-06-05 1992-12-14 Showa Alum Corp Heat exchanger
JPH0547751U (en) * 1991-11-21 1993-06-25 三富工業株式会社 Guard for fan heater
JP2005090761A (en) * 2003-09-12 2005-04-07 Matsushita Electric Ind Co Ltd Air conditioner
JP4625481B2 (en) * 2007-04-05 2011-02-02 ダイキン工業株式会社 Air conditioner indoor unit
JP5881435B2 (en) * 2012-01-27 2016-03-09 三菱電機株式会社 Heat exchanger and air conditioner equipped with the same
DE112019007837T5 (en) * 2019-10-24 2022-07-14 Mitsubishi Electric Corporation Indoor unit of an air conditioner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2423609A2 (en) * 2010-08-23 2012-02-29 Mitsubishi Electric Corporation Heat exchanger and air conditioner on which this heat exchanger is mounted
JP2015124983A (en) * 2013-12-27 2015-07-06 ダイキン工業株式会社 Air-conditioner indoor unit
EP3101353B1 (en) * 2014-01-30 2018-07-11 Daikin Industries, Ltd. Air conditioner indoor unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023053553A1 *

Also Published As

Publication number Publication date
EP4407242B1 (en) 2026-02-18
JP2023171844A (en) 2023-12-05
ES3064895T3 (en) 2026-04-29
US20240240802A1 (en) 2024-07-18
JP7453596B2 (en) 2024-03-21
EP4407242A1 (en) 2024-07-31
JP2023051210A (en) 2023-04-11
JP7410418B2 (en) 2024-01-10
CN117881930A (en) 2024-04-12
WO2023053553A1 (en) 2023-04-06

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