(19)

(11)

EP 2 297 532 A2

(12)

(88) Date of publication A3: 23.12.2009 (43) Date of publication: 23.03.2011 Bulletin 2011/12 (21) Application number: 09733044.3 (22) Date of filing: 02.04.2009

(51) International Patent Classification (IPC):  F25C 1/24(2006.01) (86) International application number: PCT/KR2009/001709 (87) International publication number: WO 2009/128614 (22.10.2009 Gazette 2009/43)

(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: 15.04.2008 KR 20080034854 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: KIM, Yong-Su Seoul 153-023 (KR) LEE, Dong-Hoon Seoul 153-023 (KR) JEONG, Kyung-Han Seoul 153-023 (KR) SUH, Kwang-Ha Seoul 153-023 (KR) (74) Representative: Urner, Peter  TER MEER STEINMEISTER & PARTNER GbR Patentanwälte Mauerkircherstrasse 45 81679 München 81679 München (DE)