(19)
(11) EP 2 503 159 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.10.2014 Bulletin 2014/43

(43) Date of publication A2:
26.09.2012 Bulletin 2012/39

(21) Application number: 12160575.2

(22) Date of filing: 21.03.2012
(51) International Patent Classification (IPC): 
F04D 25/06(2006.01)
F04D 29/68(2006.01)
 F04D 29/52(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: 22.03.2011 JP 2011063107

(71) Applicant: Fujitsu Limited
Kawasaki-shi, Kanagawa 211-8588 (JP)

(72) Inventors:
  • Nitta, Kazuhiro
    Kanagawa, 211-8588 (JP)
  • Ueda, Akira
    Kanagawa, 211-8588 (JP)
  • Yamaguchi, Atsushi
    Kanagawa, 211-8588 (JP)
  • Otsuka, Akihiro
    Kanagawa, 211-8588 (JP)
  • Katsui, Tadashi
    Kanagawa, 211-8588 (JP)

(74) Representative: HOFFMANN EITLE 
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München
81925 München (DE)

   


(54) Axial blower


(57) An axial blower includes a moving vane generating air flow by rotation, a casing accommodating said moving vane, and an adapter detachably attached to the casing. The adapter includes a fitting part to be fit to an inner surface of the casing. The adapter forms a protrusion or a step on the inner surface of the casing.







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