(19)

(11)

EP 1 171 737 A1

(12)

(43) Date of publication: 16.01.2002 Bulletin 2002/03 (21) Application number: 99941583.9 (22) Date of filing: 12.08.1999

(51) International Patent Classification (IPC)7: F21S 6/00 (86) International application number: PCT/EP9905/865 (87) International publication number: WO 0063/612 (26.10.2000 Gazette 2000/43)

(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: 19.04.1999 IT MI990807 (71) Applicant: GEWISS S.p.A. I-24069 Cenate Sotto (Bergamo) (IT)	(72) Inventor: BOSATELLI, Domenico I-24069 Cenate Sotto (IT) (74) Representative: Forattini, Amelia  c/o Internazionale Brevetti Ingg. ZINI, MARANESI & C. S.r.l. Piazza Castello 1 20121 Milano 20121 Milano (IT)