(19)

(11)

EP 1 804 572 A1

(12)

(43) Date of publication: 11.07.2007 Bulletin 2007/28 (21) Application number: 05757989.8 (22) Date of filing: 08.07.2005

(51) International Patent Classification (IPC):  A01K 1/00(2006.01) E04B 2/74(2006.01) (86) International application number: PCT/DK2005/000486 (87) International publication number: WO 2006/005346 (19.01.2006 Gazette 2006/03)

(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 NL PL PT RO SE SI SK TR (30) Priority: 09.07.2004 DK 200401094 (71) Applicant: IKADAN SYSTEM A/S 7430 Ikast (DK)	(72) Inventor: KONGSGAARD, Bjarne DK-8600 Silkeborg (DK) (74) Representative: Nielsen, Leif et al Patrade A/S Fredens Torv 3A 8000 Aarhus C 8000 Aarhus C (DK)