(19)

(11)

EP 0 309 448 A1

(12)

(43) Date of publication: 05.04.1989 Bulletin 1989/14 (21) Application number: 86905467.0 (22) Date of filing: 26.08.1986

(51) International Patent Classification (IPC):  E05B 53/ 00( . ) (86) International application number: PCT/SE1986/000379 (87) International publication number: WO 1988/001673 (10.03.1988 Gazette 1988/06)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (71) Applicant: GRANLUND, Bertil S-691 34 Karlskoga (SE)	(72) Inventor: GRANLUND, Bertil S-691 34 Karlskoga (SE) (74) Representative: Glawe, Delfs, Moll & Partner  Patentanwälte Postfach 26 01 62 D-80058 München D-80058 München (DE)