(19)

(11)

EP 2 526 348 A2

(12)

(88) Date of publication A3: 03.11.2011 (43) Date of publication: 28.11.2012 Bulletin 2012/48 (21) Application number: 11710298.8 (22) Date of filing: 18.01.2011

(51) International Patent Classification (IPC):  F24J 2/20(2006.01) (86) International application number: PCT/IB2011/000276 (87) International publication number: WO 2011/089530 (28.07.2011 Gazette 2011/30)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 22.01.2010 NO 20100113 (71) Applicant: Francke, Hans-Christian 1352 Kolsås (NO)	(72) Inventor: Francke, Hans-Christian 1352 Kolsås (NO) (74) Representative: Helliesen, Even O.  Tandbergs Patentkontor AS P.O. Box 1570 Vika N-0118 Oslo N-0118 Oslo (NO)