(19)

(11)

EP 1 414 286 A1

(12)

(43) Date of publication: 06.05.2004 Bulletin 2004/19 (21) Application number: 02744651.7 (22) Date of filing: 25.06.2002

(51) International Patent Classification (IPC)7: A01B 49/02, A01B 25/00 (86) International application number: PCT/US2002/020254 (87) International publication number: WO 2003/000028 (03.01.2003 Gazette 2003/01)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 25.06.2001 US 888983 19.04.2002 US 126433 (71) Applicant: McDonald, Kevin G. Turlock, CA 95380 (US)	(72) Inventor: McDonald, Kevin G. Turlock, CA 95380 (US) (74) Representative: Stuttard, Garry Philip  Urquhart-Dykes & LordTower North CentralMerrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)