(19)

(11)

EP 1 658 434 A1

(12)

(43) Date of publication: 24.05.2006 Bulletin 2006/21 (21) Application number: 03817664.0 (22) Date of filing: 25.07.2003

(51) International Patent Classification (IPC):  F04B 35/04(1968.09) (86) International application number: PCT/KR2003/001496 (87) International publication number: WO 2005/010364 (03.02.2005 Gazette 2005/05)

(84) Designated Contracting States: DE FR GB NL (71) Applicant: LG ELECTRONICS INC. Seoul 641-411 (KR)	(72) Inventors: CHUNG, Woo Suk Bundang-gu, Sungnam 463-020 (KR) CHOI, Se Heon Songpa-gu, Seoul 138-781 (KR) HWANG, Dong Kon Yangchun-gu, Seoul 158-056 (KR) (74) Representative: Bentz, Jean-Paul et al Novagraaf Technologies, 122, rue Edouard Vaillant 92593 Levallois-Perret Cedex 92593 Levallois-Perret Cedex (FR)