(19)

(11)

EP 0 616 547 A1

(12)

(43) Date of publication: 28.09.1994 Bulletin 1994/39 (21) Application number: 92923925.0 (22) Date of filing: 26.11.1992

(51) International Patent Classification (IPC):  A63B 53/ 04( . ) (86) International application number: PCT/GB1992/002191 (87) International publication number: WO 1993/010865 (10.06.1993 Gazette 1993/14)

(84) Designated Contracting States: DE ES FR GB IE SE (30) Priority: 26.11.1991 AU 19910009666 (71) Applicant: DALTON, John Arthur Woodbridge, Suffolk (GB)	(72) Inventor: DALTON, John Arthur Woodbridge, Suffolk (GB) (74) Representative: Micklewright, Charles Anthony  North Wing, Burley-On-The-Hill Oakham, Rutland LE1S 7TE Oakham, Rutland LE1S 7TE (GB)