(19)

(11)

EP 1 458 976 A1

(12)

(43) Date of publication: 22.09.2004 Bulletin 2004/39 (21) Application number: 02787459.3 (22) Date of filing: 18.12.2002

(51) International Patent Classification (IPC)7: F04B 39/10, F04B 53/10 (86) International application number: PCT/DK2002/000869 (87) International publication number: WO 2003/056177 (10.07.2003 Gazette 2003/28)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SI SK TR Designated Extension States: AL LT LV MK RO (30) Priority: 27.12.2001 DE 10163893 (71) Applicant: Danfoss A/S 6430 Nordborg (DK)	(72) Inventor: SÜSS, Jürgen DK-6400 Soenderborg (DK)