(19)

(11)

EP 0 047 254 A1

(12)

(43) Date of publication: 17.03.1982 Bulletin 1982/11 (21) Application number: 81900504.0 (22) Date of filing: 24.02.1981

(51) International Patent Classification (IPC):  F02M 19/ 12( . ) F02D 11/ 02( . ) G01L 23/ 02( . ) F02D 9/ 02( . ) F02D 11/ 08( . ) (86) International application number: PCT/AU1981/000024 (87) International publication number: WO 1981/002630 (17.09.1981 Gazette 1981/22)

(84) Designated Contracting States: FR (30) Priority: 13.03.1980 AU 19800002748 (71) Applicant: McCONNELL, Peter James Mount Waverley VIC 3149 (AU)	(72) Inventor: McCONNELL, Peter James Mount Waverley VIC 3149 (AU) (74) Representative: Weydert, Robert, et al  Dennemeyer & Associates Sàrl P.O. Box 1502 L-1015 Luxembourg L-1015 Luxembourg (LU)