(19)

(11)

EP 0 063 128 A1

(12)

(43) Date of publication: 27.10.1982 Bulletin 1982/43 (21) Application number: 81902828.0 (22) Date of filing: 22.10.1981

(51) International Patent Classification (IPC):  A61G 3/ 06( . ) A61G 5/ 04( . ) A61G 7/ 10( . ) A61G 5/ 00( . ) A61G 5/ 14( . ) (86) International application number: PCT/AU1981/000147 (87) International publication number: WO 1982/001313 (29.04.1982 Gazette 1982/11)

(84) Designated Contracting States: AT CH DE FR GB LI NL SE (30) Priority: 22.10.1980 AU 19800006182 (71) Applicants: RICHARDSON, William Raymond Dubbo, N.S.W. 2830 (AU) BOYER, Adrian John via Dubbo, N.S.W. 2830 (AU) METCALFE, Robert James Turramurra, N:W.S. 2074 (AU)	(72) Inventors: RICHARDSON, William Raymond Dubbo, N.S.W. 2830 (AU) BOYER, Adrian John via Dubbo, N.S.W. 2830 (AU) METCALFE, Robert James Turramurra, N:W.S. 2074 (AU) (74) Representative: MacFarlane, John Anthony Christopher, et al  HASELTINE LAKE & CO. Hazlitt House 28, Southampton Buildings Chancery Lane London WC2A 1AT London WC2A 1AT (GB)