(19)

(11)

EP 0 222 759 A1

(12)

(43) Date of publication: 27.05.1987 Bulletin 1987/22 (21) Application number: 85903444.0 (22) Date of filing: 09.07.1985

(51) International Patent Classification (IPC):  E05B 13/ 00( . ) E05B 65/ 10( . ) E05B 17/ 00( . ) (86) International application number: PCT/SE1985/000278 (87) International publication number: WO 1986/000659 (30.01.1986 Gazette 1986/03)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 13.07.1984 SE 19840003694 (71) Applicant: GNK-STENMAN AB S-631 05 Eskilstuna (SE)	(72) Inventors: ED N, Lennart S-752 43 Uppsala (SE) HÖGLUND, Gert S-162 32 Vällingby (SE)