(19)

(11)

EP 0 821 759 A1

(12)

(43) Date of publication: 04.02.1998 Bulletin 1998/06 (21) Application number: 96913754.0 (22) Date of filing: 24.04.1996

(51) International Patent Classification (IPC):  E06C 5/ 04( . ) (86) International application number: PCT/NO1996/000095 (87) International publication number: WO 1996/034171 (31.10.1996 Gazette 1996/48)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 28.04.1995 NO 19950001656 (71) Applicant: RAUFOSS A/S 2020 Skedsmokorset (NO)	(74) Representative: Bucks, Teresa Anne, et al  BOULT WADE TENNANT, 27 Furnival Street London EC4A 1PQ London EC4A 1PQ (GB)