(19)

(11)

EP 0 655 894 A1

(12)

(43) Date of publication: 07.06.1995 Bulletin 1995/23 (21) Application number: 93912437.0 (22) Date of filing: 16.06.1993

(51) International Patent Classification (IPC):  A47L 1/ 06( . ) A47L 13/ 11( . ) A47L 13/ 20( . ) A47L 1/ 08( . ) A47L 13/ 12( . ) (86) International application number: PCT/AU1993/000287 (87) International publication number: WO 1993/026148 (23.12.1993 Gazette 1993/30)

(84) Designated Contracting States: DE DK ES FR GB IT NL SE (30) Priority: 16.06.1992 AU 1992PL02982 (71) Applicant: ERKEN, Jacob Wilhelmus Chiswick, NSW 2046 (AU)	(72) Inventor: ERKEN, Jacob Wilhelmus Chiswick, NSW 2046 (AU) (74) Representative: Cummings, Sean Patrick, et al  David Keltie Associates Audrey House Ely Place London EC1N 6SN London EC1N 6SN (GB)