(19)

(11)

EP 1 020 012 A1

(12)

(43) Date of publication: 19.07.2000 Bulletin 2000/29 (21) Application number: 98945745.2 (22) Date of filing: 29.09.1998

(51) International Patent Classification (IPC)7: H02K 19/26, H02K 19/36 (86) International application number: PCT/SE9801/741 (87) International publication number: WO 9917/432 (08.04.1999 Gazette 1999/14)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB IT LI NL PT (30) Priority: 30.09.1997 SE 9703555 (71) Applicant: ABB AB 721 83 Västeras (SE)	(72) Inventors: SÖRENSEN, Erland S-723 55 Väster s (SE) LEIJON, Mats S-723 35 Väster s (SE) (74) Representative: Hopfgarten, Nils et al L.A. Groth & Co. KBP.O. Box 6107 102 32 Stockholm 102 32 Stockholm (SE)