(19)

(11)

EP 1 727 982 A1

(12)

(43) Date of publication: 06.12.2006 Bulletin 2006/49 (21) Application number: 05703790.5 (22) Date of filing: 12.01.2005

(51) International Patent Classification (IPC):  F04B 39/02(2006.01) F04B 27/10(2006.01) (86) International application number: PCT/JP2005/000553 (87) International publication number: WO 2005/088127 (22.09.2005 Gazette 2005/38)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 16.03.2004 JP 2004074278 (71) Applicant: Matsushita Electric Industrial Co., Ltd. Osaka 571-8501 (JP)	(72) Inventor: TSUBOI, Kosuke Kanagawa 253-0018 (JP) (74) Representative: Pfau, Anton Konrad  Grünecker, Kinkeldey, Stockmair & Schwannhäusser Anwaltssozietät Maximilianstrasse 58 80538 München 80538 München (DE)