(19)

(11)

EP 2 435 773 A2

(12)

(88) Date of publication A3: 24.02.2011 (43) Date of publication: 04.04.2012 Bulletin 2012/14 (21) Application number: 10721298.7 (22) Date of filing: 31.05.2010

(51) International Patent Classification (IPC):  F28D 7/02(2006.01) (86) International application number: PCT/DK2010/050118 (87) International publication number: WO 2010/139334 (09.12.2010 Gazette 2010/49)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 30.05.2009 DK 200900681 (71) Applicant: Arkitektfirmaet Bo Christensen ApS 6900 Skjern (DK)	(72) Inventor: CHRISTENSEN, Bo, Asbjørn DK-6950 Ringkøbing (DK) (74) Representative: Carlsen, Bjarne et al Patentgruppen A/S Aaboulevarden 31, 4th floor 8000 Aarhus C 8000 Aarhus C (DK)