(19)

(11)

EP 0 333 703 A1

(12)

(43) Date of publication: 27.09.1989 Bulletin 1989/39 (21) Application number: 86905970.0 (22) Date of filing: 12.09.1986

(51) International Patent Classification (IPC):  E06B 7/ 12( . ) (86) International application number: PCT/SE1986/000407 (87) International publication number: WO 1988/002054 (24.03.1988 Gazette 1988/07)

(84) Designated Contracting States: AT CH DE FR GB LI (71) Applicants: DANIELSSON, Stig S-943 00 Oejebyn (SE) LIF, Gunnar S-821 00 Bollnäs (SE)	(72) Inventor: LIF, Gunnar S-821 00 Bollnäs (SE) (74) Representative: Bjelkstam, Peter  Radjursvägen 11 S-131 42 Nacka S-131 42 Nacka (SE)