(19)

(11)

EP 1 817 483 A2

(12)

(88) Date of publication A3: 19.10.2006 (43) Date of publication: 15.08.2007 Bulletin 2007/33 (21) Application number: 05806506.1 (22) Date of filing: 17.11.2005

(51) International Patent Classification (IPC):  F01L 7/04(2006.01) (86) International application number: PCT/GB2005/004437 (87) International publication number: WO 2006/056750 (01.06.2006 Gazette 2006/22)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 23.11.2004 GB 0425759 (71) Applicant: RCV Engines Limited Wimborne, Dorset BH21 7RF (GB)	(72) Inventor: LAWES, Keith Trevor Wimbourne, Dorset BH21 7RF (GB) (74) Representative: Moore, Derek  Jensen & Son 366-368 Old Street London EC1V 9LT London EC1V 9LT (GB)