(19)

(11)

EP 2 247 796 A1

(12)

(43) Date of publication: 10.11.2010 Bulletin 2010/45 (21) Application number: 08860307.1 (22) Date of filing: 12.12.2008

(51) International Patent Classification (IPC):  E02B 11/00(2006.01) E01C 13/08(2006.01) E01C 13/02(2006.01) (86) International application number: PCT/NO2008/000443 (87) International publication number: WO 2009/075587 (18.06.2009 Gazette 2009/25)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 13.12.2007 NO 20076433 23.09.2008 NO 20084034 (71) Applicant: Oldroyd Systemer AS 3766 Sannidal (NO)	(72) Inventor: CHEETHAM, John, Oldroyd 3912 Porsgrunn (NO) (74) Representative: Acapo AS  P.O. Box 1880 Nordnes 5817 Bergen 5817 Bergen (NO)