(19)

(11)

EP 2 155 339 A1

(12)

(43) Date of publication: 24.02.2010 Bulletin 2010/08 (21) Application number: 08719087.2 (22) Date of filing: 04.04.2008

(51) International Patent Classification (IPC):  A63B 21/008(2006.01) F16F 9/48(2006.01) (86) International application number: PCT/GB2008/050242 (87) International publication number: WO 2008/122822 (16.10.2008 Gazette 2008/42)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 10.04.2007 US 733271 (71) Applicant: South Bank University Enterprises Limited London SE1 0AA (GB)	(72) Inventors: SUMNERS, David Paul Cleveland TS6 0HX (GB) BROWN, Roger Leslie London SE23 2HB (GB) (74) Representative: Lucas, Brian Ronald  Lucas & Co. 135 Westhall Road Warlingham Surrey CR6 9HJ Warlingham Surrey CR6 9HJ (GB)