(19)

(11)

EP 1 509 982 A1

(12)

(43) Date of publication: 02.03.2005 Bulletin 2005/09 (21) Application number: 03730477.1 (22) Date of filing: 27.05.2003

(51) International Patent Classification (IPC)7: H02G 5/00 (86) International application number: PCT/IT2003/000325 (87) International publication number: WO 2003/105301 (18.12.2003 Gazette 2003/51)

(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 (30) Priority: 05.06.2002 IT BS20020054 (71) Applicant: BBI Electric S.P.A. 25030 Torbole Casaglia (IT)	(72) Inventors: GHIDINELLI, Paolo I-25030 Torbole Casaglia (IT) PETRONE, Libero I-25030 Torbole Casaglia (IT) (74) Representative: Sangiacomo, Fulvia  BIESSE S.R.L.,Corso Matteotti 42 25122 Brescia 25122 Brescia (IT)