(19)

(11)

EP 0 767 861 A1

(12)

(43) Date of publication: 16.04.1997 Bulletin 1997/16 (21) Application number: 95923653.0 (22) Date of filing: 27.06.1995

(51) International Patent Classification (IPC):  E06B 11/ 08( . ) (86) International application number: PCT/SE1995/000788 (87) International publication number: WO 1996/000833 (11.01.1996 Gazette 1996/03)

(84) Designated Contracting States: BE DE GB IT (30) Priority: 28.06.1994 SE 19940002262 (71) Applicant: GUNNEBO INDUSTRIER AB 590 93 Gunnebo (SE)	(72) Inventor: HEDSTRÖM, Martin S-593 33 Västervik (SE) (74) Representative: Roth, Ernst Adolf Michael  GÖTEBORGS PATENTBYRA AB Box 5005 402 21 Göteborg 402 21 Göteborg (SE)