(19)

(11)

EP 1 373 747 A2

(12)

(88) Date of publication A3: 19.09.2002 (43) Date of publication: 02.01.2004 Bulletin 2004/01 (21) Application number: 02710839.8 (22) Date of filing: 05.02.2002

(51) International Patent Classification (IPC)7: F16D 3/221 (86) International application number: PCT/EP2002/001150 (87) International publication number: WO 2002/063175 (15.08.2002 Gazette 2002/33)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 06.02.2001 IT MI20010231 (71) Applicant: Banfi, Giuseppe 21050 Gorla Maggiore (Varese) (IT)	(72) Inventor: Banfi, Giuseppe 21050 Gorla Maggiore (Varese) (IT) (74) Representative: Forattini, Amelia  c/o Internazionale BrevettiIngg. ZINI, MARANESI & C. S.r.l.Piazza Castello 1 20121 Milano 20121 Milano (IT)