(19)

(11)

EP 2 066 989 A1

(12)

(43) Date of publication: 10.06.2009 Bulletin 2009/24 (21) Application number: 07808203.9 (22) Date of filing: 12.09.2007

(51) International Patent Classification (IPC):  F25C 1/24(2006.01) (86) International application number: PCT/KR2007/004411 (87) International publication number: WO 2008/032986 (20.03.2008 Gazette 2008/12)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 12.09.2006 KR 20060088219 (71) Applicant: LG Electronics Inc. Seoul 150-875 (KR)	(72) Inventors: AHN, Mi-Son Seoul 137-070 (KR) SONG, Chang-Woo Seongnam-si, Gyeonggi-do 461-190 (KR) CHOI, Kyung-Ah Seoul 138-844 (KR) (74) Representative: Palmer, Jonathan R.  Boult Wade Tennant, Verulam Gardens, 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)