(19)

(11)

EP 0 670 967 A1

(12)

(43) Date of publication: 13.09.1995 Bulletin 1995/37 (21) Application number: 94900773.0 (22) Date of filing: 11.11.1993

(51) International Patent Classification (IPC):  F15B 11/ 16( . ) (86) International application number: PCT/DK1993/000370 (87) International publication number: WO 1994/012795 (09.06.1994 Gazette 1994/13)

(84) Designated Contracting States: BE DE DK ES FR GB IT NL SE (30) Priority: 20.11.1992 DE 19924239109 (71) Applicant: Danfoss A/S DK-6430 Nordborg (DK)	(72) Inventors: CHRISTENSEN, Thorkild DK-6400 Sonderborg (DK) ZENKER, Siegfried D-85614 Kirchseeon (DE)