(19)

(11)

EP 2 519 792 A2

(12)

(88) Date of publication A3: 10.11.2011 (43) Date of publication: 07.11.2012 Bulletin 2012/45 (21) Application number: 10841331.1 (22) Date of filing: 31.12.2010

(51) International Patent Classification (IPC):  F25D 23/06(2006.01) F25D 29/00(2006.01) F25D 17/06(2006.01) F25D 11/00(2006.01) (86) International application number: PCT/KR2010/009626 (87) International publication number: WO 2011/081499 (07.07.2011 Gazette 2011/27)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 19.01.2010 KR 20100004724 19.01.2010 KR 20100004721 19.01.2010 KR 20100004726 19.01.2010 KR 20100004725 19.01.2010 KR 20100004723 19.01.2010 KR 20100004722 31.12.2009 KR 20090135516 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)

(72) Inventors: KIM, Dongseok Seoul 153-802 (KR) CHOI, Bongjun Seoul 153-802 (KR) KIM, Juhyun Seoul 153-802 (KR) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)