(19)

(11)

EP 2 232 151 A2

(12)

(88) Date of publication A3: 20.08.2009 (43) Date of publication: 29.09.2010 Bulletin 2010/39 (21) Application number: 08861443.3 (22) Date of filing: 16.12.2008

(51) International Patent Classification (IPC):  F24C 7/04(2006.01) (86) International application number: PCT/KR2008/007449 (87) International publication number: WO 2009/078654 (25.06.2009 Gazette 2009/26)

(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: 16.12.2007 KR 20070131856 16.12.2007 KR 20070131857 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: YEO, Tae-Hong Gyoungsangnam-do 641-711 (KR) PARK, Ju-Chan Gyoungsangnam-do 641-711 (KR) (74) Representative: Urner, Peter  Patentanwälte TER MEER-MÜLLER-STEINMEISTER & PARTNER Mauerkircherstrasse 45 D-81679 München D-81679 München (DE)