2.
    发明专利
    未知

    公开(公告)号:DE59707508D1

    公开(公告)日:2002-07-18

    申请号:DE59707508

    申请日:1997-11-19

    Applicant: DENSO CORP

    Abstract: The intake device includes an air filter (21) for filtrating air sucked into an engine (10), an intake manifold (100), for introducing the suction air into an intake port (10a) of the engine, and a main body casing (12) and a cap portion (13). The intake manifold, main casing and cap are made of resin. The air filter, the intake manifold and a fuel injection valve (40), are accommodated in the main casing and the cap portion. The cap portion and the main casing have a double-wall structure with inside (14,15) and outside (16,17) walls. The cavities (18,19) between the walls are filled with air for insulation.

Patent Agency Ranking