(19)
(11) EP 2 075 518 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
20.03.2013 Bulletin 2013/12

(43) Date of publication A2:
01.07.2009 Bulletin 2009/27

(21) Application number: 08022417.3

(22) Date of filing: 23.12.2008
(51) International Patent Classification (IPC): 
F25B 13/00(2006.01)
F25B 49/02(2006.01)
F25B 45/00(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 26.12.2007 JP 2007333678

(71) Applicant: Sanyo Electric Co., Ltd.
Osaka 570-8677 (JP)

(72) Inventors:
  • Kanazawa, Satoru
    Gyoda-shi Saitama 361-0056 (JP)
  • Yoshii, Shigeru
    Ora-gun Gunma 370-0518 (JP)

(74) Representative: Glawe, Delfs, Moll 
Patent- und Rechtsanwälte Postfach 26 01 62
80058 München
80058 München (DE)

   


(54) Air conditioner


(57) An air conditioner (1) having a refrigerant circuit including a compressor (16), a four-way valve (18), outdoor heat exchangers (19, 19A, 19B) and indoor heat exchangers (21A, 21B, 21C) which are successively connected to one another through a refrigerant pipe (14) including a receiver tank (71) connected to the outdoor heat exchangers in parallel, and a refrigerant bypass circuit (101) for making a part of refrigerant to the suction side of the compressor through the receiver tank while bypassing the outdoor heat exchangers under heating operation.







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