(19)
(11) EP 2 574 857 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
20.08.2014 Bulletin 2014/34

(43) Date of publication A2:
03.04.2013 Bulletin 2013/14

(21) Application number: 12199412.3

(22) Date of filing: 23.02.2006
(51) International Patent Classification (IPC): 
F24F 1/00(2011.01)
F24F 3/16(2006.01)
 F24F 13/28(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 04.07.2005 JP 2005195208
28.12.2005 JP 2005377295

(62) Application number of the earlier application in accordance with Art. 76 EPC:
06110322.2 / 1741992

(71) Applicant: Mitsubishi Heavy Industries, Ltd.
Tokyo 108-8215 (JP)

(72) Inventors:
  • Kidokoro, Naomi
    Nagoya, Aichi 453-8515 (JP)
  • Hirao, Toyotaka
    Nagoya, Aichi 453-8515 (JP)
  • Shimizu, Ken
    Nagoya, Aichi 453-8515 (JP)
  • Maeno, Masashi
    Nagoya, Aichi 453-8515 (JP)
  • Tanaka, Daisuke
    Nagoya, Aichi 453-8515 (JP)
  • Aruga, Hiroyasu
    Nagoya, Aichi 453-8515 (JP)
  • Tsubono, Masahiro
    Kiyosu, Aichi 452-8561 (JP)
  • Katou, Shigehisa
    Kiyosu, Aichi 452-8561 (JP)
  • Hirabayashi, Masashi
    Nagoya, Aichi 453-0862 (JP)
  • Mizutani, Hiroshi
    Nagoya, Aichi 453-0862 (JP)

(74) Representative: Bongiovanni, Simone et al
Studio Torta S.p.A. Via Viotti, 9
10121 Torino
10121 Torino (IT)

   


(54) Indoor unit and air conditioner


(57) An an indoor unit and air conditioner which are capable of reducing the work load required for carrying out maintenance on an air filter are provided. The indoor unit includes a chassis installed on a ceiling, an air inlet section configured to allow indoor air to flow into the chassis, an air filter configured to collect dust in the air flowing from the air inlet section, a dust-removing unit configured to remove dust attached to the air filter, a collecting unit configured to collect the dust removed by the dust-removing unit, and a raising unit configured to raise and lower the collecting unit to and from the chassis.







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