(19)

(11)

EP 2 347 187 A1

(12)

(43) Date of publication: 27.07.2011 Bulletin 2011/30 (21) Application number: 09822118.7 (22) Date of filing: 02.01.2009

(51) International Patent Classification (IPC):  F24F 1/00(2011.01) (86) International application number: PCT/KR2009/000014 (87) International publication number: WO 2010/047442 (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 Designated Extension States: AL BA RS (30) Priority: 21.10.2008 KR 20080103266 21.10.2008 KR 20080103268 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: CHO, Jin-Myeong Changwon City Gyoungsangnam-do 641-711 (KR) JUNG, Jae-Hun Changwon City Gyoungsangnam-do 641-711 (KR) JUNG, Seen-Chul Changwon City Gyoungsangnam-do 641-711 (KR) KIM, Dong-Wook Changwon City Gyoungsangnam-do 641-711 (KR) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)