(19)

(11)

EP 0 698 158 A1

(12)

(43) Date of publication: 28.02.1996 Bulletin 1996/09 (21) Application number: 94915304.0 (22) Date of filing: 04.05.1994

(51) International Patent Classification (IPC):  E04B 1/ 00( . ) E04D 13/ 064( . ) (86) International application number: PCT/NO1994/000084 (87) International publication number: WO 1994/025696 (10.11.1994 Gazette 1994/25)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 04.05.1993 NO 19930001617 (71) Applicant: SCHJAERVE, Helge N-0394 Oslo (NO)	(72) Inventor: SCHJAERVE, Helge N-0394 Oslo (NO) (74) Representative: Nielsen, Henrik Sten, et al  c/o TH. OSTENFELD PATENTBUREAU A/S, Bredgade 41, P.O. Box 1183 DK-1011 Copenhagen K DK-1011 Copenhagen K (DK)