(19)

(11)

EP 1 157 192 A1

(12)

(43) Date of publication: 28.11.2001 Bulletin 2001/48 (21) Application number: 99901507.6 (22) Date of filing: 19.01.1999

(51) International Patent Classification (IPC)7: F01L 1/08, F01L 1/14, F01L 31/16, F01L 31/22, F01L 31/24, F02D 13/02 (86) International application number: PCT/AU9900/034 (87) International publication number: WO 9936/677 (22.07.1999 Gazette 1999/29)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: DARUT Pty. Ltd. Bexley, NSW 2207 (AU)	(72) Inventor: COOMBS, Barry, Wallace Bexley, NSW 2207 (AU) (74) Representative: Luckhurst, Anthony Henry William et al MARKS & CLERK,57-60 Lincoln's Inn Fields London WC2A 3LS London WC2A 3LS (GB)