(19)

(11)

EP 0 473 632 A1

(12)

(43) Date of publication: 11.03.1992 Bulletin 1992/11 (21) Application number: 90907192.0 (22) Date of filing: 10.05.1990

(51) International Patent Classification (IPC):  B25H 1/ 16( . ) B25H 1/ 18( . ) (86) International application number: PCT/DK1990/000119 (87) International publication number: WO 1990/013398 (15.11.1990 Gazette 1990/26)

(84) Designated Contracting States: AT BE CH DE FR GB LI NL SE (30) Priority: 11.05.1989 DK 19890002303 (71) Applicant: Sibola A/S DK-7120 Vejle Oest (DK)	(72) Inventor: MICHAELSEN, Jens, Voldby DK-7100 Vejle (DK) (74) Representative: Raffnsöe, Knud Rosenstand, et al  Internationalt Patent-Bureau, 23 Höje Taastrup Boulevard DK-2630 Taastrup DK-2630 Taastrup (DK)