(19)

(11)

EP 0 227 662 A1

(12)

(43) Date of publication: 08.07.1987 Bulletin 1987/28 (21) Application number: 85904074.0 (22) Date of filing: 23.08.1985

(51) International Patent Classification (IPC):  A63F 3/ 00( . ) A63F 3/ 02( . ) (86) International application number: PCT/AU1985/000197 (87) International publication number: WO 1986/001423 (13.03.1986 Gazette 1986/06)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 24.08.1984 AU 19840006752 (71) Applicants: RYAN, Raymond Rivervale, W.A. 6103 (AU) TURNER, Mark Raymond Palmyra, W.A. 6157 (AU) EVANS, Robert John Bayswater, W.A. 6053 (AU)	(72) Inventors: RYAN, Raymond Rivervale, W.A. 6103 (AU) TURNER, Mark Raymond Palmyra, W.A. 6157 (AU) EVANS, Robert John Bayswater, W.A. 6053 (AU)