(19)

(11)

EP 1 611 329 A1

(12)

(43) Date of publication: 04.01.2006 Bulletin 2006/01 (21) Application number: 04725956.9 (22) Date of filing: 06.04.2004

(51) International Patent Classification (IPC):  F02B 37/02(1968.09) F01N 3/26(1980.01) F01N 3/34(1980.01) F01N 3/38(1980.01) F02B 37/16(1995.01) F02B 37/00(1968.09) F02B 37/20(1995.01) F23C 7/06(1968.09) (86) International application number: PCT/GB2004/001494 (87) International publication number: WO 2004/090305 (21.10.2004 Gazette 2004/43)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL HR LT LV MK (30) Priority: 07.04.2003 GB 0308013 (71) Applicant: Prodrive 2000 Limited Banbury, Oxfordshire OX16 7XS (GB)	(72) Inventor: BROADBENT, Roland Banbury, Oxfordshire OX16 7XS (GB) (74) Representative: Gray, James et al Withers & Rogers LLP Goldings House, 2 Hays Lane London SE1 2HW London SE1 2HW (GB)