(19)

(11)

EP 1 152 805 A1

(12)

(43) Date of publication: 14.11.2001 Bulletin 2001/46 (21) Application number: 00901820.1 (22) Date of filing: 09.02.2000

(51) International Patent Classification (IPC)7: A63B 63/00, A63B 71/06, H04B 5/00 (86) International application number: PCT/GB0000/383 (87) International publication number: WO 0047/291 (17.08.2000 Gazette 2000/33)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 09.02.1999 GB 9902700 21.06.1999 GB 9914331 (71) Applicant: Integrated Design Limited Ashford,Middlesex TW15 1UU (GB)	(72) Inventor: HUFF, Derek, Graham EsherSurrey KT10 0EY (GB) (74) Representative: Kensett, John Hinton  Saunders & Dolleymore,9 Rickmansworth Road Watford,Hertfordshire WD18 0JU Watford,Hertfordshire WD18 0JU (GB)