(19)

(11)

EP 1 727 936 A1

(12)

(43) Date of publication: 06.12.2006 Bulletin 2006/49 (21) Application number: 05708143.2 (22) Date of filing: 28.01.2005

(51) International Patent Classification (IPC):  D21G 3/00(2006.01) (86) International application number: PCT/FI2005/000062 (87) International publication number: WO 2005/093156 (06.10.2005 Gazette 2005/40)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 25.03.2004 FI 20040453 (71) Applicant: Runtech Systems Oy FI-35990 Kolho (FI)	(72) Inventor: LOIPPO, Kimmo FI-35990 Kolho (FI) (74) Representative: Laitinen, Pauli Sakari  Patentti-Laitinen Oy, P.O. Box 29 02771 Espoo 02771 Espoo (FI)