(19)

(11)

EP 2 019 921 A2

(12)

(88) Date of publication A3: 29.11.2007 (43) Date of publication: 04.02.2009 Bulletin 2009/06 (21) Application number: 07732303.8 (22) Date of filing: 04.04.2007

(51) International Patent Classification (IPC):  F02M 25/07(2006.01) F02M 31/14(2006.01) F02M 27/08(2006.01) (86) International application number: PCT/GB2007/001255 (87) International publication number: WO 2007/113569 (11.10.2007 Gazette 2007/41)

(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 MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 05.04.2006 GB 0606813 05.03.2007 GB 0704149 (71) Applicant: Davies, David Northam, Southampton SO14 0PF (GB)	(72) Inventor: Davies, David Northam, Southampton SO14 0PF (GB) (74) Representative: Targett, Kenneth Stanley  48 Meadowsweet Way Horton Heath, Hampshire SO50 7PD Horton Heath, Hampshire SO50 7PD (GB)