(19)

(11)

EP 0 914 182 A1

(12)

(43) Date of publication: 12.05.1999 Bulletin 1999/19 (21) Application number: 97930419.0 (22) Date of filing: 26.06.1997

(51) International Patent Classification (IPC):  A63C 17/ 16( . ) (86) International application number: PCT/EP1997/003362 (87) International publication number: WO 1998/000206 (08.01.1998 Gazette 1998/01)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE Designated Extension States: SI (30) Priority: 28.06.1996 IT 1996VE00024U (71) Applicant: ROCES S.r.l. I-31041 Montebelluna (IT)	(72) Inventor: CONTE, Gino I-31041 Montebelluna (IT) (74) Representative: Piovesana, Paolo  Corso del Popolo, 70 30172 Venezia-Mestre 30172 Venezia-Mestre (IT)