(19)

(11)

EP 2 005 200 A2

(12)

(88) Date of publication A3: 10.04.2008 (43) Date of publication: 24.12.2008 Bulletin 2008/52 (21) Application number: 07753314.9 (22) Date of filing: 16.03.2007

(51) International Patent Classification (IPC):  G01R 19/00(2006.01) (86) International application number: PCT/US2007/006678 (87) International publication number: WO 2007/109156 (27.09.2007 Gazette 2007/39)

(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 LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 16.03.2006 US 783142 P (71) Applicant: Leveler LLC Downers Grove IL 60515 (US)	(72) Inventors: JANUSZEWSKI, Michael, W. Downers Grove, IL 60516 (US) WEBSTER, Leonard, E. Chicago, IL 60657 (US) (74) Representative: Serjeants  25 The Crescent King Street Leicester, LE1 6RX Leicester, LE1 6RX (GB)