(19)

(11)

EP 0 484 345 A1

(12)

(43) Date of publication: 13.05.1992 Bulletin 1992/20 (21) Application number: 90909826.0 (22) Date of filing: 15.06.1990

(51) International Patent Classification (IPC):  E04B 5/ 29( . ) E04C 5/ 06( . ) E04C 3/ 293( . ) (86) International application number: PCT/SE1990/000427 (87) International publication number: WO 1990/015907 (27.12.1990 Gazette 1990/29)

(84) Designated Contracting States: DE DK FR GB NL (30) Priority: 15.06.1989 SE 19890002163 (71) Applicant: Thor, Jörgen S-131 31 Nacka (SE)	(72) Inventor: Thor, Jörgen S-131 31 Nacka (SE) (74) Representative: Bjelkstam, Peter  Radjursvägen 11 S-131 42 Nacka S-131 42 Nacka (SE)