(19)

(11)

EP 1 979 702 A1

(12)

(43) Date of publication: 15.10.2008 Bulletin 2008/42 (21) Application number: 07704790.0 (22) Date of filing: 17.01.2007

(51) International Patent Classification (IPC):  F41C 23/14(2006.01) F41C 23/00(2006.01) (86) International application number: PCT/FI2007/000016 (87) International publication number: WO 2007/082990 (26.07.2007 Gazette 2007/30)

(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: 17.01.2006 FI 20060020 U (71) Applicant: Sako OY 11100 Riihimäki (FI)	(72) Inventors: AALTO, Juha FI-11100 Riihimäki (FI) KUPARINEN, Kari FI-12920 Topeno (FI) (74) Representative: Laako, Tero Jussi  Berggren Oy Ab P.O. Box 16 00101 Helsinki 00101 Helsinki (FI)