(19)

(11)

EP 1 415 058 A1

(12)

(43) Date of publication: 06.05.2004 Bulletin 2004/19 (21) Application number: 02755034.2 (22) Date of filing: 03.07.2002

(51) International Patent Classification (IPC)7: E04H 12/02, E01F 9/018 (86) International application number: PCT/FI2002/000599 (87) International publication number: WO 2003/004801 (16.01.2003 Gazette 2003/03)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 06.07.2001 FI 20011489 (71) Applicant: Jerol Industri AB 815 22 Tierp (SE)	(72) Inventor: JERNSTRÖM, Rolf FIN-10600 Ekenäs (FI) (74) Representative: Laitinen, Pauli Sakari  Patentti-Laitinen Oy,P.O. Box 29 02771 Espoo 02771 Espoo (FI)