(19)

(11)

EP 0 101 445 A1

(12)

(43) Date of publication: 29.02.1984 Bulletin 1984/09 (21) Application number: 83900366.0 (22) Date of filing: 18.01.1983

(51) International Patent Classification (IPC):  E04B 1/ 18( . ) E04B 1/ 343( . ) (86) International application number: PCT/SE1983/000007 (87) International publication number: WO 1983/002971 (01.09.1983 Gazette 1983/20)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL (30) Priority: 18.02.1982 SE 19820000994 (71) Applicant: SERNEBLAD, Lars Gunnar S-413 11 Göteborg (SE)	(72) Inventor: SERNEBLAD, Lars Gunnar S-413 11 Göteborg (SE) (74) Representative: Hagelbäck, Evert Isidor, et al  c/o AB Electrolux Patentavdelningen S-105 45 Stockholm S-105 45 Stockholm (SE)