(19)
(11) EP 2 550 720 A2

(12)

(43) Date of publication:
30.01.2013 Bulletin 2013/05

(21) Application number: 11715256.1

(22) Date of filing: 14.03.2011
(51) International Patent Classification (IPC): 
H02K 1/22(2006.01)
(86) International application number:
PCT/FI2011/050217
(87) International publication number:
WO 2011/117466 (29.09.2011 Gazette 2011/39)
(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

(30) Priority: 23.03.2010 FI 20105288

(71) Applicant: The Switch Drive Systems Oy
53850 Lappeenranta (FI)

(72) Inventor:
  • SEPPÄNEN, Sakari
    FI-04430 Järvenpää (FI)

(74) Representative: Väänänen, Janne Kalervo 
Berggren OY AB P.O. Box 16
00101 Helsinki
00101 Helsinki (FI)

   


(54) AN ELECTRICAL MACHINE