(19)

(11)

EP 1 127 200 A1

(12)

(43) Date of publication: 29.08.2001 Bulletin 2001/35 (21) Application number: 99971481.9 (22) Date of filing: 20.10.1999

(51) International Patent Classification (IPC)7: E04B 1/61, E04B 2/04 (86) International application number: PCT/SE9901/890 (87) International publication number: WO 0026/483 (11.05.2000 Gazette 2000/19)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 30.10.1998 SE 9803725 (71) Applicant: NORDINNOVATION AB 122 33 Stockholm (SE)	(72) Inventor: JOHANNESSON, Gudni S-122 33 Stockholm (SE) (74) Representative: Billberg, Hans et al Ehrner & Delmar Patentbyra AB,Box 10 316 100 55 Stockholm 100 55 Stockholm (SE)