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(11)

EP 2 422 008 A1

(12)

(43) Date of publication: 29.02.2012 Bulletin 2012/09 (21) Application number: 10767212.3 (22) Date of filing: 25.02.2010

(51) International Patent Classification (IPC):  D06F 33/02(2006.01) D06F 37/20(2006.01) (86) International application number: PCT/KR2010/001189 (87) International publication number: WO 2010/123197 (28.10.2010 Gazette 2010/43)

(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 SM TR (30) Priority: 22.04.2009 KR 20090034971 (71) Applicant: LG Electronics Inc. Seoul 150-721 (KR)	(72) Inventors: CHAE, Kyo Soon Seoul 153-802 (KR) KOO, Bon Kwon Seoul 153-802 (KR) SEO, Hyun Seok Seoul 153-802 (KR) KIM, Deok Kyu Seoul 153-802 (KR) (74) Representative: Urner, Peter  ter Meer Steinmeister & Partner GbR Mauerkircherstrasse 45 D-81679 München D-81679 München (DE)