(19)

(11)

EP 1 432 559 A1

(12)

(43) Date of publication: 30.06.2004 Bulletin 2004/27 (21) Application number: 02718228.6 (22) Date of filing: 25.04.2002

(51) International Patent Classification (IPC)7: B27B 1/00 (86) International application number: PCT/FI2002/000354 (87) International publication number: WO 2002/085585 (31.10.2002 Gazette 2002/44)

(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: 25.04.2001 FI 20010865 (71) Applicant: Mairtek Ky 16300 Orimattila (FI)	(72) Inventor: PERTTILÄ, Asko FIN-16300 ORIMATTILA (FI) (74) Representative: Tanhua, Pekka Vilhelm  Berggren Oy Ab,P.O. Box 16 00101 Helsinki 00101 Helsinki (FI)