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EP 2 173 227 A1

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(43) Date of publication: 14.04.2010 Bulletin 2010/15 (21) Application number: 08704899.7 (22) Date of filing: 21.01.2008

(51) International Patent Classification (IPC):  A47L 9/28(2006.01) (86) International application number: PCT/KR2008/000376 (87) International publication number: WO 2009/011482 (22.01.2009 Gazette 2009/04)

(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: 16.07.2007 KR 20070071121 16.07.2007 KR 20070071136 16.07.2007 KR 20070071137 23.07.2007 KR 20070073221 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)

(72) Inventors: HA, Gun-Ho Busan 616-749 (KR) KIM, Jin-Young Gumi-si Gyeongbuk 730-787 (KR) LEE, Chang-Hoon Changwon-si Gyeongsangnam-do 641-965 (KR) SEO, Jin-Wook Busan 601-054 (KR) YOO, Myung-Sig Changwon-si Gyeongsangnam-do 641-711 (KR) YUN, Chang-Ho Changwon-si Gyeongsangnam-do 641-941 (KR) MIN, Young-Gun Changwon City Gyeongnam-do 641-711 (KR) KWON, Hyuk-Min Changwon City Gyoungsangnam-do 641-711 (KR) (74) Representative: Viktor, Rainer  Vossius & Partner Siebertstrasse 4 81675 München 81675 München (DE)