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EP 2 350 534 A1

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(43) Date of publication: 03.08.2011 Bulletin 2011/31 (21) Application number: 09822119.5 (22) Date of filing: 02.01.2009

(51) International Patent Classification (IPC):  F24F 13/14(2006.01) F24F 1/00(2011.01) F24F 13/08(2006.01) (86) International application number: PCT/KR2009/000015 (87) International publication number: WO 2010/047443 (29.04.2010 Gazette 2010/17)

(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 MK MT NL NO PL PT RO SE SI SK TR (30) Priority: 21.10.2008 KR 20080103273 21.10.2008 KR 20080103276 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)

(72) Inventors: JUNG, Seen-Chul Changwon City Gyoungsangnam-do 641-711 (KR) CHANG, Chin-Hyuk Changwon City Gyoungsangnam-do 641-711 (KR) CHOI, Yong-Hyuk Changwon City Gyoungsangnam-do 641-711 (KR) JUNG, Yo-Sang Changwon City Gyoungsangnam-do 641-711 (KR) SINGH, Arunesh Kumar Changwon City Gyoungsangnam-do 641-711 (KR) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)