(19)

(11)

EP 0 377 702 A1

(12)

(43) Date of publication: 18.07.1990 Bulletin 1990/29 (21) Application number: 89906689.0 (22) Date of filing: 05.06.1989

(51) International Patent Classification (IPC):  B60H 1/ 00( . ) F04D 29/ 44( . ) F28F 3/ 08( . ) F04D 29/ 42( . ) F04D 29/ 58( . ) F28F 9/ 22( . ) (86) International application number: PCT/AU1989/000248 (87) International publication number: WO 1989/012173 (14.12.1989 Gazette 1989/29)

(84) Designated Contracting States: DE FR GB IT SE (30) Priority: 03.06.1988 AU 19880008624 (71) Applicant: FRITZ, Peter Tarragindi, QLD 4121 (AU)	(72) Inventor: FRITZ, Peter Tarragindi, QLD 4121 (AU) (74) Representative: Hallam, Arnold Vincent  E.N. LEWIS & TAYLOR 144 New Walk Leicester LE1 7JA Leicester LE1 7JA (GB)