(19)

(11)

EP 0 423 124 A1

(12)

(43) Date of publication: 24.04.1991 Bulletin 1991/17 (21) Application number: 89902839.0 (22) Date of filing: 20.02.1989

(51) International Patent Classification (IPC):  A47C 27/ 15( . ) A61G 7/ 05( . ) A47C 27/ 14( . ) A61G 7/ 057( . ) (86) International application number: PCT/SE1989/000071 (87) International publication number: WO 1989/007411 (24.08.1989 Gazette 1989/20)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 18.02.1988 SE 19880000562 (71) Applicant: SPECIAL-PLAST AB S-186 00 Vallentuna (SE)	(72) Inventor: BERGSTRÖM, Göte S-186 00 Vallentuna (SE) (74) Representative: Hermansson, Birgitta  AB Dahls Patentbyra P.O. Box 606 S-182 16 Danderyd S-182 16 Danderyd (SE)