(19)

(11)

EP 0 156 906 A1

(12)

(43) Date of publication: 09.10.1985 Bulletin 1985/41 (21) Application number: 84903804.0 (22) Date of filing: 03.10.1984

(51) International Patent Classification (IPC):  A61H 33/ 02( . ) E04H 4/ 14( . ) (86) International application number: PCT/DK1984/000098 (87) International publication number: WO 1985/001540 (11.04.1985 Gazette 1985/09)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 04.10.1983 DK 19830004562 (71) Applicant: DANSK IVAB A/S DK-8230 Abyhoj (DK)	(72) Inventors: PERSSON, Jann, Carsten DK-4000 Roskilde (DK) BJERRING ASBJERG, Jan DK-2670 Greve Strand (DK)