(19)

(11)

EP 0 966 595 A1

(12)

(43) Date of publication: 29.12.1999 Bulletin 1999/52 (21) Application number: 98904297.0 (22) Date of filing: 17.02.1998

(51) International Patent Classification (IPC):  F01L 1/ 26( . ) F01L 13/ 00( . ) F01L 1/ 34( . ) (86) International application number: PCT/GB1998/000484 (87) International publication number: WO 1998/037315 (27.08.1998 Gazette 1998/34)

(84) Designated Contracting States: DE ES FR GB IT (30) Priority: 21.02.1997 GB 19970003605 (71) Applicant: Federal-Mogul Technology Limited Rugby, Warwickshire CV22 7SA (GB)	(72) Inventor: SLEE, Roger, Harvey Warwick Warwickshire CV34 5TD (GB) (74) Representative: Drury, Peter Lawrence, et al  T&N plc, Manchester International Office Centre, Styal Road Manchester M22 5TN Manchester M22 5TN (GB)