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EP 1 769 142 A1

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(43) Date of publication: 04.04.2007 Bulletin 2007/14 (21) Application number: 05766850.1 (22) Date of filing: 19.07.2005

(51) International Patent Classification (IPC):  F01N 3/20(2006.01) F01N 11/00(2006.01) F01N 9/00(2006.01) (86) International application number: PCT/IB2005/002068 (87) International publication number: WO 2006/011027 (02.02.2006 Gazette 2006/05)

(84) Designated Contracting States: DE FR (30) Priority: 20.07.2004 JP 2004212155 (71) Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA Toyota-shi, Aichi-ken 471-8571 (JP)	(72) Inventors: TOMINAGA, Hiroyuki, Toyota Jidosha K. K. Aichi-ken 471-8571 (JP) SUYAMA, Kingo, Toyota Jidosha K. K. Aichi-ken 471-8571 (JP) HASHIZUME, Takeshi, Toyota Jidosha K. K. Aichi-ken 471-8571 (JP) AOKI, Hideki, K. K. Toyota Jidoshokki Aichi-ken 448-8671 (JP) (74) Representative: TBK-Patent  Bavariaring 4-6 80336 München 80336 München (DE)