(19)

(11)

EP 1 721 228 A1

(12)

(43) Date of publication: 15.11.2006 Bulletin 2006/46 (21) Application number: 05723692.9 (22) Date of filing: 25.02.2005

(51) International Patent Classification (IPC):  G05F 1/70(2006.01) (86) International application number: PCT/US2005/005929 (87) International publication number: WO 2005/085970 (15.09.2005 Gazette 2005/37)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 27.02.2004 US 789253 (71) Applicants: McDaniel, William D. Oakview, MO 64118 (US) McDaniel, Gail A. Oakview, MO 64118 (US) McDaniel, Timothy J. Oakview, MO 64118 (US)	(72) Inventors: McDaniel, William D. Oakview, MO 64118 (US) McDaniel, Gail A. Oakview, MO 64118 (US) McDaniel, Timothy J. Oakview, MO 64118 (US) (74) Representative: Ebner von Eschenbach, Jennifer et al LADAS & PARRY LLP Dachauerstrasse 37 80335 München 80335 München (DE)