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(11)

EP 2 038 021 A1

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(43) Date of publication: 25.03.2009 Bulletin 2009/13 (21) Application number: 07712892.4 (22) Date of filing: 13.03.2007

(51) International Patent Classification (IPC):  A63B 63/00(2006.01) A63B 69/34(2006.01) (86) International application number: PCT/GB2007/000866 (87) International publication number: WO 2007/104963 (20.09.2007 Gazette 2007/38)

(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 Designated Extension States: AL BA HR MK RS (30) Priority: 13.03.2006 GB 0605000 (71) Applicant: Amphitrite Limited 20 Marlborough Place London NW8 0PA (GB)

(72) Inventors: COLEMAN, James London SW8 2BY (GB) KNIGHT, Stephen Ascot Berkshire SL5 7BQ (GB) SHADE, Philip, Richard London SW8 4LT (GB) COURT, Nigel, Timothy London SW16 6SW (GB) SWAN, Julian, Francis, Ralph London W5 4XH (GB) ELLIOTT, Paul Famborough, Kent BR6 8NG (US) (74) Representative: Cross, Rupert Edward Blount  Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)