EP4148336A4 - RECESSED CEILING AIR CONDITIONER - Google Patents

RECESSED CEILING AIR CONDITIONER Download PDF

Info

Publication number
EP4148336A4
EP4148336A4 EP20904233.2A EP20904233A EP4148336A4 EP 4148336 A4 EP4148336 A4 EP 4148336A4 EP 20904233 A EP20904233 A EP 20904233A EP 4148336 A4 EP4148336 A4 EP 4148336A4
Authority
EP
European Patent Office
Prior art keywords
air conditioner
ceiling air
recessed ceiling
recessed
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
EP20904233.2A
Other languages
German (de)
French (fr)
Other versions
EP4148336A1 (en
EP4148336B1 (en
Inventor
Shusaku NIITA
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.)
Hitachi Johnson Controls Air Conditioning Inc
Original Assignee
Hitachi Johnson Controls Air Conditioning 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 Hitachi Johnson Controls Air Conditioning Inc filed Critical Hitachi Johnson Controls Air Conditioning Inc
Publication of EP4148336A1 publication Critical patent/EP4148336A1/en
Publication of EP4148336A4 publication Critical patent/EP4148336A4/en
Application granted granted Critical
Publication of EP4148336B1 publication Critical patent/EP4148336B1/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
    • F24F1/0007—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
    • F24F13/082—Grilles, registers or guards
    • F24F13/085—Grilles, registers or guards including an air filter
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
EP20904233.2A 2020-02-27 2020-02-27 CEILING-INSIDE AIR CONDITIONING Active EP4148336B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/008105 WO2021171503A1 (en) 2020-02-27 2020-02-27 Ceiling embedded-type air conditioner

Publications (3)

Publication Number Publication Date
EP4148336A1 EP4148336A1 (en) 2023-03-15
EP4148336A4 true EP4148336A4 (en) 2024-01-03
EP4148336B1 EP4148336B1 (en) 2025-12-31

Family

ID=77490409

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20904233.2A Active EP4148336B1 (en) 2020-02-27 2020-02-27 CEILING-INSIDE AIR CONDITIONING

Country Status (4)

Country Link
EP (1) EP4148336B1 (en)
JP (1) JP7086283B2 (en)
CN (1) CN113646591B (en)
WO (1) WO2021171503A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000240967A (en) * 1999-02-19 2000-09-08 Fujitsu General Ltd Top-mounted air conditioner
CN107014059A (en) * 2015-12-14 2017-08-04 三菱电机大楼技术服务株式会社 The slim medium/high performance filter that can be cleaned
JP2019178837A (en) * 2018-03-30 2019-10-17 株式会社富士通ゼネラル Air conditioner

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0656266B2 (en) 1988-12-23 1994-07-27 松下電器産業株式会社 Combined air conditioner
JP3324676B2 (en) * 1996-03-29 2002-09-17 株式会社富士通ゼネラル Air conditioner
JP3145078B2 (en) * 1997-07-07 2001-03-12 株式会社日立製作所 Ceiling-mounted air conditioner
JP4224276B2 (en) * 2002-10-15 2009-02-12 東芝キヤリア株式会社 Embedded ceiling air conditioner
JP5401355B2 (en) * 2009-10-20 2014-01-29 日立アプライアンス株式会社 Air conditioner indoor unit
JP6444224B2 (en) * 2015-03-06 2018-12-26 日立ジョンソンコントロールズ空調株式会社 Air conditioner indoor unit
US20200318853A1 (en) 2017-03-29 2020-10-08 Mitsubishi Electric Corporation Ceiling-embedded air-conditioning apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000240967A (en) * 1999-02-19 2000-09-08 Fujitsu General Ltd Top-mounted air conditioner
CN107014059A (en) * 2015-12-14 2017-08-04 三菱电机大楼技术服务株式会社 The slim medium/high performance filter that can be cleaned
JP2019178837A (en) * 2018-03-30 2019-10-17 株式会社富士通ゼネラル Air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021171503A1 *

Also Published As

Publication number Publication date
EP4148336A1 (en) 2023-03-15
WO2021171503A1 (en) 2021-09-02
CN113646591B (en) 2022-12-16
JPWO2021171503A1 (en) 2021-09-02
JP7086283B2 (en) 2022-06-17
CN113646591A (en) 2021-11-12
EP4148336B1 (en) 2025-12-31

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