(19)

(11)

EP 0 903 991 A1

(12)

(43) Date of publication: 31.03.1999 Bulletin 1999/13 (21) Application number: 97927497.0 (22) Date of filing: 21.05.1997

(51) International Patent Classification (IPC):  A47F 3/ 04( . ) B32B 3/ 26( . ) B32B 3/ 08( . ) (86) International application number: PCT/NO1997/000130 (87) International publication number: WO 1997/045042 (04.12.1997 Gazette 1997/52)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 30.05.1996 SE 19960002106 (71) Applicant: Marstrand, Trygve B. 7014 Trondheim (NO)	(72) Inventor: Marstrand, Trygve B. 7014 Trondheim (NO) (74) Representative: Wagner, Karl Heinz  H. Wagner & Co. AB Norra Vallgatan 72 211 22 Malmö 211 22 Malmö (SE)