(19)

(11)

EP 0 174 959 A1

(12)

(43) Date of publication: 26.03.1986 Bulletin 1986/13 (21) Application number: 85901296.0 (22) Date of filing: 01.03.1985

(51) International Patent Classification (IPC):  A63B 69/ 00( . ) A63B 69/ 12( . ) (86) International application number: PCT/AU1985/000037 (87) International publication number: WO 1985/003881 (12.09.1985 Gazette 1985/20)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 01.03.1984 AU 19840003863 (71) Applicant: GREVES, Ronald Stanley Brisbane, QLD 4000 (AU)	(72) Inventor: GREVES, Ronald Stanley Brisbane, QLD 4000 (AU)