To provide a cabin ventilation device that is able to reduce the risk of infection of virus or the like by reducing the difference in ventilation efficiency between seats.SOLUTION: A cabin ventilation device 10 of the present invention, which is used for a vehicle 1 having a plurality of seats 2, has: an intake port 12 provided so as to correspond to each of the plurality of seats 2 and serves as an inlet of air in the cabin 5; a plurality of branch ducts 34 having a plurality of passages L leading to the plurality of intake ports 12; and a main duct 32 connected to the plurality of branch ducts 34; where the branch ducts 34 are identical in a passage length from the respective intake ports 12 to the main duct 32.SELECTED DRAWING: Figure 2

    【課題】本発明は、各座席間の換気効率の差異を少なくして、ウイルス等の感染リスクを低下させることができる車室換気装置の提供を目的とした。【解決手段】本発明の車室換気装置10は、複数の座席2を備える車両1に用いられるものであって、複数の座席2にそれぞれ対応するように設けられ、車室5内の空気の入口となる吸入口12と、複数の吸入口12に至る複数の経路Lを備える支線ダクト34と、複数の支線ダクト34と接続される幹線ダクト32と、を有し、支線ダクト34は、それぞれの吸入口12から幹線ダクト32までの経路長さが同等であることを特徴とする。【選択図】図2


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    Title :

    CABIN VENTILATION DEVICE


    Additional title:

    車室換気装置


    Contributors:

    Publication date :

    2022-08-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht



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