(19)

(11)

EP 1 131 491 A1

(12)

(43) Date of publication: 12.09.2001 Bulletin 2001/37 (21) Application number: 99939636.9 (22) Date of filing: 12.07.1999

(51) International Patent Classification (IPC)7: E01C 19/28 (86) International application number: PCT/SE9901/257 (87) International publication number: WO 0005/455 (03.02.2000 Gazette 2000/05)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 13.07.1998 SE 9802523 (71) Applicant: Sturesson, Rune 302 70 Halmstad (SE)	(72) Inventor: Sturesson, Rune 302 70 Halmstad (SE)