(19)

(11)

EP 1 977 172 A2

(12)

(43) Date of publication: 08.10.2008 Bulletin 2008/41 (21) Application number: 06823948.2 (22) Date of filing: 06.12.2006

(51) International Patent Classification (IPC):  F24F 11/00(2006.01) (86) International application number: PCT/KR2006/005241 (87) International publication number: WO 2007/086647 (02.08.2007 Gazette 2007/31)

(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 NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 24.01.2006 KR 20060007310 (71) Applicant: LG Electronics, Inc. Seoul 105-875 (KR)	(72) Inventor: KIM, Chang-Bum Changwon-si, Kyungsangnam-do 641-780 (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)