(19)

(11)

EP 2 097 596 A1

(12)

(43) Date of publication: 09.09.2009 Bulletin 2009/37 (21) Application number: 07851972.5 (22) Date of filing: 25.10.2007

(51) International Patent Classification (IPC):  E04G 11/48(2006.01) E04G 17/00(2006.01) (86) International application number: PCT/NO2007/000375 (87) International publication number: WO 2008/063071 (29.05.2008 Gazette 2008/22)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 24.11.2006 NO 20065405 (71) Applicant: SAERVOLL, Arnfinn 8019 Bodo (NO)	(72) Inventor: SAERVOLL, Arnfinn 8019 Bodo (NO) (74) Representative: Tisthammer, Bjørn  Tandbergs Patentkontor AS P.O. Box 7085 Majorstua 0306 Oslo 0306 Oslo (NO)