EXHAUST DEVICE OF ENGINE
    33.
    发明申请

    公开(公告)号:US20170362986A1

    公开(公告)日:2017-12-21

    申请号:US15617961

    申请日:2017-06-08

    Abstract: An exhaust device of an engine is provided, which includes an exhaust port formed in a cylinder head and connected to an exhaust aperture of a cylinder, an exhaust manifold disposed on a side surface of the cylinder head and formed with a first exhaust passage, an exhaust path constituting part disposed on a side of the exhaust manifold opposite from the cylinder head, and formed with a second exhaust passage, a catalyst disposed on a downstream side of the exhaust path constituting part, an upstream gasket disposed between the side surface of the cylinder head and an upstream connecting member of the manifold, and a downstream gasket disposed between a downstream connecting member of the manifold and an exhaust-manifold-side connecting member of the exhaust path constituting part. The upstream gasket has a larger thermal resistance in an exhaust gas flow direction than the downstream gasket.

    Exhaustion pipe
    36.
    发明授权

    公开(公告)号:US09822690B2

    公开(公告)日:2017-11-21

    申请号:US15071223

    申请日:2016-03-16

    Inventor: Qiang Gao

    CPC classification number: F01N13/082 F01N3/05 Y02T10/20

    Abstract: The present invention provides an exhaustion pipe in the mechanical field. The exhaustion pipe of the invention comprises a casing, on the sidewall of which a plurality of ventilation through holes are provided; and a cooling pipe mounted within the housing, which includes a heat dissipative air inlet end and a heat dissipative air outlet end, and on the sidewall of which a plurality of heart dissipative ventilation holes are provided. The exhaustion pipe has advantages including a simple structure, a rapid cooling effect and good safety performance.

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