(19)

(11)

EP 0 741 612 A1

(12)

(43) Date of publication: 13.11.1996 Bulletin 1996/46 (21) Application number: 95907668.0 (22) Date of filing: 03.02.1995

(51) International Patent Classification (IPC):  B21D 5/ 02( . ) (86) International application number: PCT/FI1995/000049 (87) International publication number: WO 1995/021035 (10.08.1995 Gazette 1995/34)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI NL PT SE (30) Priority: 04.02.1994 FI 19940000527 (71) Applicant: ALITALO, Hannu Juhani FIN-31700 Urjala As (FI)	(72) Inventor: ALITALO, Hannu Juhani FIN-31700 Urjala As (FI) (74) Representative: Holmström, Stefan Mikael, et al  Oy Kolster Ab, Iso Roobertinkatu 23, P.O. Box 148 00121 Helsinki 00121 Helsinki (FI)