To provide an exhaust system that has a high degree of freedom in layout even in a narrow space and can achieve a long tail layout.SOLUTION: Provided is a vehicle exhaust system having an upstream end connected to an internal combustion engine mounted on a vehicle and having an exhaust port formed at a downstream end arranged at a rear end side of the vehicle, including: a first exhaust pipe connected to the internal combustion engine and extending to a rear side of the vehicle; a first turning part connected to a downstream end of the first exhaust pipe and turning to a front side of the vehicle; a second exhaust pipe connected to a downstream end of the first turning part and extending to the front side of the vehicle; a second turning part connected to a downstream end of the second exhaust pipe and turning to the rear side of the vehicle; a third exhaust pipe connected to a downstream end of the second turning part and extending to the rear side of the vehicle; and a main muffler interposed halfway in the second exhaust pipe.SELECTED DRAWING: Figure 1

    【課題】狭小なスペースにおいてもレイアウト上の自由度が高く且つロングテール・レイアウトを実現可能な排気システムを提供する。【解決手段】車両に搭載された内燃機関に上流側の端部が接続され且つ下流側の端部に形成された排気口が車両の後端側に配置された車両の排気システムが、内燃機関に接続され車両の後方へと延在する第1排気管と、第1排気管の下流側の端部に接続され車両の前方へと転向する第1転向部と、第1転向部の下流側の端部に接続され車両の前方へと延在する第2排気管と、第2排気管の下流側の端部に接続され車両の後方へと転向する第2転向部と、第2転向部の下流側の端部に接続され車両の後方へと延在する第3排気管と、第2排気管の途中に介装された主消音器と、を備える。【選択図】図1


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    Title :

    VEHICLE EXHAUST SYSTEM


    Additional title:

    車両の排気システム


    Contributors:

    Publication date :

    2025-04-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL , Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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