(19)

(11)

EP 0 859 688 A1

(12)

(43) Date of publication: 26.08.1998 Bulletin 1998/35 (21) Application number: 97931979.0 (22) Date of filing: 04.08.1997

(51) International Patent Classification (IPC):  B23Q 5/ 06( . ) (86) International application number: PCT/IB1997/000959 (87) International publication number: WO 1998/006538 (19.02.1998 Gazette 1998/07)

(84) Designated Contracting States: AT BE CH DE ES FI FR GB IT LI NL PT SE Designated Extension States: SI (30) Priority: 09.08.1996 IT 1996BO00437 (71) Applicant: Gennelli - Allori S.r.l. 40138 Bologna (IT)	(72) Inventor: ALLORI, Andrea I-40141 Bologna (IT) (74) Representative: Lanzoni, Luciano  c/o BUGNION S.p.A. Via dei Mille, 19 40121 Bologna 40121 Bologna (IT)