PROBLEM TO BE SOLVED: To provide an intake duct capable of reliably preventing such a phenomenon that rainwater pouring onto the head part upper face of the intake duct is sucked thereinto from an air intake port.SOLUTION: An intake duct 6 for taking in outside air as engine intake air from an air intake port 2 opened to the vehicle-width-direction outside of a head part 4a riding on the upper face of a cab of a vehicle, where the air intake port 2 is opened while avoiding the just upper side of a duct part 4b extending downward from the rear part lower face of the head part 4a along the rear face of the cab, includes guide parts 7 formed at the rear ends of the air intake port 2 and having level differences formed toward the vehicle-width-direction inside and continued via a concave face circularly shaped in a plan view.SELECTED DRAWING: Figure 1

    【課題】吸気ダクトのヘッド部上面に降り注いだ雨水が空気取入口から吸い込まれてしまう現象を確実に防止し得る吸気ダクトを提供する。【解決手段】車両のキャブの上面に乗り上げたヘッド部4aの車幅方向外側に開口した空気取入口2から外気をエンジン用吸気として取り入れる吸気ダクト6に関し、前記ヘッド部4aの後部下面から前記キャブの後面に沿い下方へ延びるダクト部4bの直上を避けて前記空気取入口2を開口し、該空気取入口2の後方端に車幅方向内側へ段差を成し且つその段差間を平面視で円弧状を成す凹曲面により連続させたガイド部7を形成する。【選択図】図1


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    Titel :

    INTAKE DUCT


    Weitere Titelangaben:

    吸気ダクト


    Beteiligte:

    Erscheinungsdatum :

    2017-10-26


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF / 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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