(19)

(11)

EP 2 013 544 A2

(12)

(43) Date of publication: 14.01.2009 Bulletin 2009/03 (21) Application number: 07746208.3 (22) Date of filing: 26.04.2007

(51) International Patent Classification (IPC):  F24F 3/14(2006.01) (86) International application number: PCT/KR2007/002049 (87) International publication number: WO 2007/126249 (08.11.2007 Gazette 2007/45)

(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: 02.05.2006 KR 20060039576 (71) Applicant: LG Electronics, Inc. Seoul 105-875 (KR)	(72) Inventor: KIM, Chi-Wan Jinhae-si, Gyeongsangnam-do 645-705 (KR) (74) Representative: Palmer, Jonathan R.  Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)