(19)

(11)

EP 2 268 988 A1

(12)

(43) Date of publication: 05.01.2011 Bulletin 2011/01 (21) Application number: 08873512.1 (22) Date of filing: 30.12.2008

(51) International Patent Classification (IPC):  F25D 25/00(2006.01) (86) International application number: PCT/KR2008/007787 (87) International publication number: WO 2009/116721 (24.09.2009 Gazette 2009/39)

(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: 18.03.2008 KR 20080025111 (71) Applicant: LG ELECTRONICS INC. Yeongdeungpo-gu Seoul 150-721 (KR)	(72) Inventor: KIM, Do-Hyung Gyeongsangnam-Do 641-711 (KR) (74) Representative: Palmer, Jonathan R. et al Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)