(19)
(11) EP 1 770 348 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
28.03.2012 Bulletin 2012/13

(43) Date of publication A2:
04.04.2007 Bulletin 2007/14

(21) Application number: 06020325.4

(22) Date of filing: 27.09.2006
(51) International Patent Classification (IPC): 
F28F 9/02(2006.01)
F24F 13/30(2006.01)
 F28D 1/047(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 RS

(30) Priority: 30.09.2005 JP 2005286858

(71) Applicant: SANYO ELECTRIC CO., LTD.
Moriguchi-shi, Osaka 570-8677 (JP)

(72) Inventors:
  • Ogura, Nobuhiro
    Kiryu-shi, Gunma 376-0034 (JP)
  • Tanaka, Hiroaki
    Ashikaga-shi, Tochigi 326-0338 (JP)
  • Koga, Seiichi
    Ota-shi, Gunma 373-0806 (JP)
  • Funayama, Kazumi
    Ota-shi, Gunma 370-0426 (JP)

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

   


(54) Heat exchanger and air conditioner using the same


(57) In an air conditioner equipped with a heat exchanger (19) including a pair of pipe plates (19a, 19b), plural radiating fins (19c) located between the pair of pipe plates, and a refrigerant pipe (19d) that are passed through holes formed in the pair of pipe plates and the radiating fins in a meandering form, gap keeping projections are provided on the inner surfaces of the pipe plates that face the radiating fins adjacent to the pipe plates so that eachpipe plate is spaced from the corresponding adjacent radiating fin at a predetermined distance.







Search report