(19)
(11) EP 1 225 341 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.01.2003 Bulletin 2003/04

(43) Date of publication A2:
24.07.2002 Bulletin 2002/30

(21) Application number: 02000923.9

(22) Date of filing: 16.01.2002
(51) International Patent Classification (IPC)7: F04D 25/06, F04D 29/58, F04D 29/64
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 19.01.2001 IT TO20010038

(71) Applicant: GATE S.p.A.
10123 Torino (IT)

(72) Inventor:
  • Bussa, Marco
    14030 Viarigi (Asti) (IT)

(74) Representative: Quinterno, Giuseppe et al
Jacobacci & Partners S.p.A., Corso Regio Parco, 27
10152 Torino
10152 Torino (IT)

   


(54) An electric fan


(57) An electric fan (1) comprises a blade impeller (6, 8) and an electric motor with a rotor part (11, 12) including a plurality of permanent magnets (12) fixed to a peripheral ring (19) of the impeller (6), and a stator part (28, 31) which faces a portion of the said ring (11) of magnets (12) of the rotor and which comprises a winding (31) and a support structure (2;20) in which the impeller (6) is rotatably mounted and to which the stator part of the motor is fixed.
The support structure comprises a bracket (20) of generally elongate form having a first end (20a) provided with rotation support means (21) for the impeller (6) and a second end (20b) to which the stator part (28-31) of the electric motor is fixed.






Search report