(19)

(11)

EP 0 807 243 A1

(12)

(43) Date of publication: 19.11.1997 Bulletin 1997/47 (21) Application number: 96900887.0 (22) Date of filing: 26.01.1996

(51) International Patent Classification (IPC):  G01F 1/ 66( . ) (86) International application number: PCT/DK1996/000042 (87) International publication number: WO 1996/024029 (08.08.1996 Gazette 1996/36)

(84) Designated Contracting States: AT BE CH DE ES FR GB GR IE IT LI NL PT SE (30) Priority: 31.01.1995 DK 19120009501 (71) Applicant: Danfoss A/S 6430 Nordborg (DK)	(72) Inventors: LOLK, Soren DK-8362 Horning (DK) HANSEN, Henning, Max DK-6400 Sonderborg (DK)