(19)

(11)

EP 1 740 889 A1

(12)

(43) Date of publication: 10.01.2007 Bulletin 2007/02 (21) Application number: 05715100.3 (22) Date of filing: 17.03.2005

(51) International Patent Classification (IPC):  F24F 1/00(2006.01) F28F 13/12(2006.01) F28F 1/40(2006.01) (86) International application number: PCT/DK2005/000179 (87) International publication number: WO 2005/088200 (22.09.2005 Gazette 2005/38)

(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: 18.03.2004 DK 200400438 (71) Applicant: Danfoss A/S 6430 Nordborg (DK)	(72) Inventor: HANSEN, Ole DK-3050 Humlebæk (DK)