(19)

(11)

EP 1 558 901 A1

(12)

(43) Date of publication: 03.08.2005 Bulletin 2005/31 (21) Application number: 03769257.1 (22) Date of filing: 05.11.2003

(51) International Patent Classification (IPC)7: G01G 19/387 (86) International application number: PCT/DK2003/000755 (87) International publication number: WO 2004/042335 (21.05.2004 Gazette 2004/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR LI Designated Extension States: AL LT LV MK (30) Priority: 05.11.2002 DK 200201703 (71) Applicant: Cetech V/Claus Engelbrecht 8240 Risskov (DK)	(72) Inventor: ENGELBRECHT, Claus DK-8240 Risskov (DK) (74) Representative: Nielsen, Leif et al Patrade A/SFredens Torv 3A 8000 Aarhus C 8000 Aarhus C (DK)