(19)

(11)

EP 2 328 448 A1

(12)

(43) Date of publication: 08.06.2011 Bulletin 2011/23 (21) Application number: 09816534.3 (22) Date of filing: 29.09.2009

(51) International Patent Classification (IPC):  A47K 11/02(2006.01) F23G 5/10(2006.01) (86) International application number: PCT/SE2009/051081 (87) International publication number: WO 2010/036201 (01.04.2010 Gazette 2010/13)

(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 MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 29.09.2008 SE 0802047 (71) Applicant: Combutech Holding AB 183 22 Täby (SE)	(72) Inventors: EHNHAGE, Lars S-183 57 Täby (SE) FERNKVIST, Ingemar S- 513 32 Fristad (SE) (74) Representative: Estreen, Lars J.F.  Bergenstråhle & Lindvall AB P.O. Box 17704 118 93 Stockholm 118 93 Stockholm (SE)