(19)

(11)

EP 1 200 756 A1

(12)

(43) Date of publication: 02.05.2002 Bulletin 2002/18 (21) Application number: 00951703.8 (22) Date of filing: 04.08.2000

(51) International Patent Classification (IPC)7: F16H 63/30, F16D 41/08, F16D 25/06 (86) International application number: PCT/GB0003/019 (87) International publication number: WO 0111/272 (15.02.2001 Gazette 2001/07)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 06.08.1999 GB 9918642 (71) Applicant: Ricardo MTC Limited Leamington Spa,Warwickshire CV31 1FQ (GB)	(72) Inventor: LIPMAN, John Michael Ettington,Warwickshire CV37 7SU (GB) (74) Representative: Jennings, Nigel Robin et al KILBURN & STRODE20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)