(19)

(11)

EP 0 923 787 A1

(12)

(43) Date of publication: 23.06.1999 Bulletin 1999/25 (21) Application number: 96926568.0 (22) Date of filing: 01.08.1996

(51) International Patent Classification (IPC):  H01H 35/ 24( . ) H01H 37/ 04( . ) (86) International application number: PCT/IT1996/000157 (87) International publication number: WO 1998/006121 (12.02.1998 Gazette 1998/06)

(84) Designated Contracting States: DE ES FR IT (71) Applicant: Termozeta S.p.A. 20123 Milano (IT)	(72) Inventor: DORIA, Alessandro I-20122 Milano (IT) (74) Representative: Checcacci, Giorgio  PORTA, CHECCACCI & BOTTI Viale Sabotino, 19/2 20135 Milano 20135 Milano (IT)