(19)

(11)

EP 2 232 178 A1

(12)

(43) Date of publication: 29.09.2010 Bulletin 2010/39 (21) Application number: 08860560.5 (22) Date of filing: 29.10.2008

(51) International Patent Classification (IPC):  F25D 23/04(2006.01) (86) International application number: PCT/KR2008/006384 (87) International publication number: WO 2009/075474 (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: 12.12.2007 KR 20070129138 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventor: LEE, Jong-Hwa Gyoungsangnam-do 641-711 (KR) (74) Representative: Cabinet Plasseraud  52, rue de la Victoire 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)