(19)

(11)

EP 1 333 711 A1

(12)

(43) Date of publication: 13.08.2003 Bulletin 2003/33 (21) Application number: 01955772.7 (22) Date of filing: 20.07.2001

(51) International Patent Classification (IPC)7: A01C 3/02 (86) International application number: PCT/SE0101/655 (87) International publication number: WO 0200/9495 (07.02.2002 Gazette 2002/06)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (30) Priority: 28.07.2000 SE 0002783 (71) Applicant: OLSSON, Bengt 641 97 Katrineholm (SE)	(72) Inventor: OLSSON, Bengt 641 97 Katrineholm (SE)