(19)

(11)

EP 1 222 368 A1

(12)

(43) Date of publication: 17.07.2002 Bulletin 2002/29 (21) Application number: 99956621.9 (22) Date of filing: 19.10.1999

(51) International Patent Classification (IPC)7: F01L 7/02, F01B 9/02, F01B 9/08 (86) International application number: PCT/US9924/520 (87) International publication number: WO 0129/378 (26.04.2001 Gazette 2001/17)

(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 (71) Applicant: Simonds, Edward Adel, IA 50003 (US)	(72) Inventor: Simonds, Edward Adel, IA 50003 (US) (74) Representative: Thomson, Paul Anthony et al Potts, Kerr & Co.,15, Hamilton Square Birkenhead,Merseyside CH41 6BR Birkenhead,Merseyside CH41 6BR (GB)