(19)

(11)

EP 0 828 946 A1

(12)

(43) Date of publication: 18.03.1998 Bulletin 1998/12 (21) Application number: 95929784.0 (22) Date of filing: 28.08.1995

(51) International Patent Classification (IPC):  F15B 9/ 09( . ) F15B 21/ 08( . ) F15B 11/ 00( . ) (86) International application number: PCT/DK1995/000345 (87) International publication number: WO 1996/007029 (07.03.1996 Gazette 1996/11)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 01.09.1994 DE 19944431103 (71) Applicant: Danfoss A/S 6430 Nordborg (DK)	(72) Inventors: PLOUGSGAARD, Helge, Soe DK-6470 Sydals (DK) ENTWISTLE, Richard, Thomas DK-6470 Sydals (DK) (74) Representative: Nissen, Georg  c/o Danfoss A/G, Patent Department 6430 Nordborg 6430 Nordborg (DK)