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(11)

EP 2 091 618 A1

(12)

(43) Date of publication: 26.08.2009 Bulletin 2009/35 (21) Application number: 07746882.5 (22) Date of filing: 13.06.2007

(51) International Patent Classification (IPC):  A63B 69/36(2006.01) (86) International application number: PCT/KR2007/002837 (87) International publication number: WO 2008/072825 (19.06.2008 Gazette 2008/25)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 15.12.2006 KR 20060128583 (71) Applicant: You, Doo-Hyun Seoul 156-050 (KR)	(72) Inventor: You, Doo-Hyun Seoul 156-050 (KR) (74) Representative: Mounteney, Simon James et al Marks & Clerk LLP 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)