(19)

(11)

EP 0 484 397 A1

(12)

(43) Date of publication: 13.05.1992 Bulletin 1992/20 (21) Application number: 90911489.0 (22) Date of filing: 26.07.1990

(51) International Patent Classification (IPC):  A63B 57/ 00( . ) (86) International application number: PCT/GB1990/001154 (87) International publication number: WO 1991/001777 (21.02.1991 Gazette 1991/05)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI LU NL SE (30) Priority: 26.07.1989 GB 19890017047 08.08.1989 GB 19890018124 (71) Applicant: HARRIS, Philip John Fareham, Hampshire PO16 7NB (GB)	(72) Inventor: HARRIS, Philip John Fareham, Hampshire PO16 7NB (GB) (74) Representative: Loughrey, Richard Vivian Patrick  HUGHES CLARK & CO PO BOX 22, 63 Lincoln's Inn Fields London WC2A 3JU London WC2A 3JU (GB)