(19)

(11)

EP 2 165 121 A2

(12)

(88) Date of publication A3: 11.09.2009 (43) Date of publication: 24.03.2010 Bulletin 2010/12 (21) Application number: 08723555.2 (22) Date of filing: 18.03.2008

(51) International Patent Classification (IPC):  F24F 13/20(2006.01) F24F 13/06(2006.01) F24F 1/00(2006.01) (86) International application number: PCT/KR2008/001518 (87) International publication number: WO 2009/005210 (08.01.2009 Gazette 2009/02)

(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: 05.07.2007 KR 20070067612 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: LEE, Sung-Tae Changwon City Gyeongnam-do 641-711 (KR) KANG, Seong-Min Changwon City Gyeongnam-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)