(19)

(11)

EP 1 618 620 A1

(12)

(43) Date of publication: 25.01.2006 Bulletin 2006/04 (21) Application number: 03727506.2 (22) Date of filing: 29.04.2003

(51) International Patent Classification (IPC):  H01M 8/02(1974.07) (86) International application number: PCT/EP2003/050131 (87) International publication number: WO 2004/097967 (11.11.2004 Gazette 2004/46)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (71) Applicant: N.V. BEKAERT S.A. 8550 Zwevegem (BE)	(72) Inventor: ANAF, Lieven B-8790 Waregem (BE) (74) Representative: Messely, Marc  Bekaertstraat 2 8550 Zwevegem 8550 Zwevegem (BE)