(19)

(11)

EP 1 633 449 A1

(12)

(43) Date of publication: 15.03.2006 Bulletin 2006/11 (21) Application number: 04734018.7 (22) Date of filing: 19.05.2004

(51) International Patent Classification (IPC):  A63B 23/14(1990.01) A63B 21/06(1968.09) (86) International application number: PCT/SE2004/000771 (87) International publication number: WO 2004/103486 (02.12.2004 Gazette 2004/49)

(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: 22.05.2003 SE 0301502 (71) Applicant: BYSTRÖM, Johan Adolf 89192 Örnsköldsvik (SE)	(72) Inventor: BYSTRÖM, Johan Adolf 89192 Örnsköldsvik (SE) (74) Representative: Löfgren, Jonas et al Bjerkéns Patentbyra KB, Box 1274 801 37 Gävle 801 37 Gävle (SE)