(19)

(11)

EP 1 874 512 A1

(12)

(43) Date of publication: 09.01.2008 Bulletin 2008/02 (21) Application number: 06725881.4 (22) Date of filing: 18.04.2006

(51) International Patent Classification (IPC):  B27F 7/15(2006.01) B25J 5/04(2006.01) E04C 3/17(2006.01) (86) International application number: PCT/FI2006/000120 (87) International publication number: WO 2006/111606 (26.10.2006 Gazette 2006/43)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 22.04.2005 FI 20050422 (71) Applicant: LINEARTEC OY 67600 Kokkola (FI)	(72) Inventor: NUUTINEN, Arvo, Lineartec Oy 67600 Kokkola (FI) (74) Representative: Helino, Timo Kalervo  Papula Oy Mechelininkatu 1 a FIN-00180 Helsinki FIN-00180 Helsinki (FI)