(19)

(11)

EP 0 603 256 A1

(12)

(43) Date of publication: 29.06.1994 Bulletin 1994/26 (21) Application number: 92919148.0 (22) Date of filing: 14.09.1992

(51) International Patent Classification (IPC):  E06B 3/ 30( . ) E06B 3/ 58( . ) (86) International application number: PCT/EP1992/002105 (87) International publication number: WO 1993/006329 (01.04.1993 Gazette 1993/09)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL SE (30) Priority: 13.09.1991 IT 1991LI00006U (71) Applicant: JOINT S.R.L. I-57122 Livorno (IT)	(72) Inventor: PERIGOZZO, Silvano I-57122 Livorno (IT) (74) Representative: Piovesana, Paolo  Corso del Popolo, 70 I-30172 Venezia-Mestre I-30172 Venezia-Mestre (IT)