(19)

(11)

EP 1 636 426 A1

(12)

(43) Date of publication: 22.03.2006 Bulletin 2006/12 (21) Application number: 04736160.5 (22) Date of filing: 04.06.2004

(51) International Patent Classification (IPC):  E01D 15/14(1968.09) B63B 35/38(1968.09) B63B 35/34(1968.09) (86) International application number: PCT/SE2004/000865 (87) International publication number: WO 2004/111342 (23.12.2004 Gazette 2004/52)

(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 PL PT RO SE SI SK TR (30) Priority: 13.06.2003 SE 0301739 (71) Applicant: Blowtech AB 331 53 Värnamo (SE)	(72) Inventor: JANSSON, Klas S-331 92 Värnamo (SE) (74) Representative: Wallengren, Yngvar  Patentbyran Y Wallengren AB Box 116 331 21 Värnamo 331 21 Värnamo (SE)