(19)

(11)

EP 0 771 381 A1

(12)

(43) Date of publication: 07.05.1997 Bulletin 1997/19 (21) Application number: 95926877.0 (22) Date of filing: 14.07.1995

(51) International Patent Classification (IPC):  E05B 47/ 06( . ) E05B 47/ 00( . ) E05B 9/ 10( . ) (86) International application number: PCT/EP1995/002758 (87) International publication number: WO 1996/002721 (01.02.1996 Gazette 1996/06)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI NL PT SE (30) Priority: 15.07.1994 IT 1994VE00032 (71) Applicant: SILCA S.p.A. I-31029 Vittorio Veneto (Treviso) (IT)	(72) Inventors: CHIES, Ezio I-31014 Colle Umberto (IT) DASSI, Luciano I-31015 Conegliano (IT) GALLOCCHIO, Vanni I-35031 Abano Terme (IT) BOTTEON, Renato I-31029 Vittorio Veneto (IT) (74) Representative: Piovesana, Paolo  Corso del Popolo, 70 30172 Venezia-Mestre 30172 Venezia-Mestre (IT)