(19)

(11)

EP 0 839 378 A1

(12)

(43) Date of publication: 06.05.1998 Bulletin 1998/19 (21) Application number: 96923972.0 (22) Date of filing: 05.07.1996

(51) International Patent Classification (IPC):  H01B 11/ 10( . ) (86) International application number: PCT/EP1996/002955 (87) International publication number: WO 1997/004467 (06.02.1997 Gazette 1997/07)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV SI (30) Priority: 17.07.1995 IT 1995MI01542 (71) Applicants: Bianchi, Edgardo 54100 Massa (IT) Tawara, Yoshiyuki 19034 Dogana di Ortonovo (IT)	(72) Inventors: Bianchi, Edgardo 54100 Massa (IT) Tawara, Yoshiyuki 19034 Dogana di Ortonovo (IT) (74) Representative: De Nova, Roberto, et al  c/o JACOBACCI & PERANI S.p.A. Via Visconti di Modrone 7 20122 Milano 20122 Milano (IT)