(19)

(11)

EP 1 119 673 A1

(12)

(43) Date of publication: 01.08.2001 Bulletin 2001/31 (21) Application number: 99970145.1 (22) Date of filing: 04.10.1999

(51) International Patent Classification (IPC)7: E04H 6/18 (86) International application number: PCT/EP9907/337 (87) International publication number: WO 0020/708 (13.04.2000 Gazette 2000/15)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 07.10.1998 IT MI982160 (71) Applicant: Manzotti, Carlo 20010 Inveruno (IT)	(72) Inventor: Manzotti, Carlo 20010 Inveruno (IT) (74) Representative: Petruzziello, Aldo et al Racheli & C. s.r.l.Viale San Michele del Carso, 4 20144 Milano 20144 Milano (IT)