(19)
(11) EP 2 778 547 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
10.01.2018 Bulletin 2018/02

(43) Date of publication A2:
17.09.2014 Bulletin 2014/38

(21) Application number: 14160058.5

(22) Date of filing: 14.03.2014
(51) International Patent Classification (IPC): 
F24F 1/02(2011.01)
F24F 3/16(2006.01)
F24F 11/00(2018.01)
 F24F 13/14(2006.01)
F24F 13/08(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 15.03.2013 JP 2013052902

(71) Applicant: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
Tokyo 108-8215 (JP)

(72) Inventors:
  • Nunome, Yoshinori
    TOKYO, 108-8215 (JP)
  • Miyazawa, Kenichi
    TOKYO, 108-8215 (JP)
  • Okada, Yuji
    TOKYO, 108-8215 (JP)
  • Kuwayama, Hironobu
    TOKYO, 108-8215 (JP)

(74) Representative: Intès, Didier Gérard André et al
Cabinet Beau de Loménie 158 rue de l'Université
75340 Paris Cedex 07
75340 Paris Cedex 07 (FR)

   


(54) Integrated air conditioner


(57) An integrated air conditioner in which a filter (26) is provided in an external-air introduction vent to remove foreign matter and dust, the filter being easily attached and removed from the front of the indoor unit (4) to facilitate maintenance, such as cleaning. In an integrated air conditioner (1) including an indoor unit (4) and an outdoor unit (5) that are integrated in a single unit, an indoor air duct (9) and a blowing duct of an outdoor fan (22) of the outdoor unit (5) communicate with each other via an external-air entry duct (23). A damper (24) for introducing the external air is provided at an opening of the external-air entry duct (23), which opening leads to the indoor air duct (9), in such a manner that the damper (24) can be opened and closed. A filter (26) accessible from the front of the indoor unit (4) and attachably and removably fitted to the external-air entry duct (23) is provided in the external-air entry duct (23).







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