(19)

(11)

EP 1 874 664 A1

(12)

(43) Date of publication: 09.01.2008 Bulletin 2008/02 (21) Application number: 06725940.8 (22) Date of filing: 26.04.2006

(51) International Patent Classification (IPC):  B65G 21/20(2006.01) (86) International application number: PCT/FI2006/050165 (87) International publication number: WO 2006/114481 (02.11.2006 Gazette 2006/44)

(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: 28.04.2005 FI 20055201 (71) Applicant: Sandvik Mining and Construction Hollola Oy. 15860 Hollola (FI)	(72) Inventor: PAJURANTA, Jukka FI-15840 Lahti (FI) (74) Representative: Kuosmanen, Timo  Kolster Oy Ab P.O. Box 148 Iso Roobertinkatu 23 00121 Helsinki 00121 Helsinki (FI)