(19)

(11)

EP 1 495 192 A1

(12)

(43) Date of publication: 12.01.2005 Bulletin 2005/02 (21) Application number: 03708788.9 (22) Date of filing: 13.03.2003

(51) International Patent Classification (IPC)7: E02F 3/40 (86) International application number: PCT/SE2003/000412 (87) International publication number: WO 2003/078745 (25.09.2003 Gazette 2003/39)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 18.03.2002 SE 0200830 (71) Applicant: Hedberg, Ulf 531 52 Lidköping (SE)	(72) Inventor: Hedberg, Ulf 531 52 Lidköping (SE) (74) Representative: Lautmann, Kurt O.  KURT LAUTMANNS PATENTBYRA ABBox 245 691 25 Karlskoga 691 25 Karlskoga (SE)