(19)
(11) EP 1 780 475 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
16.01.2013 Bulletin 2013/03

(43) Date of publication A2:
02.05.2007 Bulletin 2007/18

(21) Application number: 06022505.9

(22) Date of filing: 27.10.2006
(51) International Patent Classification (IPC): 
F24F 7/007(2006.01)
F24F 1/00(2011.01)
 F24F 13/24(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: 28.10.2005 JP 2005314751

(71) Applicant: Mitsubishi Electric Corporation
Chiyoda-ku Tokyo 100-8310 (JP)

(72) Inventors:
  • Yamada, Shoji
    Chiyoda-ku Tokyo 100-8310 (JP)
  • Miyamoto, Teruo
    Chiyoda-ku Tokyo 100-8310 (JP)
  • Shirota, Mitsuhiro
    Chiyoda-ku Tokyo 100-8310 (JP)
  • Tanikawa, Yoshinori
    Chiyoda-ku Tokyo 100-8310 (JP)
  • Tazawa, Tetsuya
    Chiyoda-ku Tokyo 102-0073 (JP)

(74) Representative: Sajda, Wolf E. et al
Meissner, Bolte & Partner GbR Postfach 86 06 24
81633 München
81633 München (DE)

   


(54) Crossflow fan


(57) According to an embodiment of the present invention, there is provided a crossflow fan includes: an impeller; and a tongue provided along a portion of the outer circumference of the impeller. The tongue is provided with a plurality of slits such that a cross-section of the tongue on a surface perpendicular to a circumferential direction of the impeller is formed in a comb shape. At least one slit of the plurality of slits is formed in a different shape.







Search report









Search report