(19)

(11)

EP 1 203 147 A1

(12)

(43) Date of publication: 08.05.2002 Bulletin 2002/19 (21) Application number: 00975318.7 (22) Date of filing: 20.10.2000

(51) International Patent Classification (IPC)7: F02G 5/00 (86) International application number: PCT/US0029/059 (87) International publication number: WO 0129/390 (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 (30) Priority: 20.10.1999 US 160597 P (71) Applicants: Epp, David Santa Rosa, CA 95407 (US) Epp, Ken Santa Rosa, CA 95407 (US)	(72) Inventors: Epp, David Santa Rosa, CA 95407 (US) Epp, Ken Santa Rosa, CA 95407 (US) (74) Representative: Beck, Simon Antony et al Withers & Rogers,Goldings House,2 Hays Lane London SE1 2HW London SE1 2HW (GB)