Provided is a transmission device for an unmanned aerial vehicle, wherein arms that drive propellers can be positioned so as not to interfere with an air cleaner and a radiator. A transmission device for an unmanned aerial vehicle in which first through fourth arms are positioned on a machine body upper section and propellers are driven using a straight-four engine, said transmission device comprising: a drive gear that is attached to a crankshaft; a clutch shaft drive gear that meshes with said drive gear; a bevel gear that drives a drive shaft, said drive shaft being perpendicular to the clutch shaft; a drive shaft base gear that is driven by the bevel gear; a top section gear train that comprises a drive shaft main gear, a left sub-gear meshing with said main gear, a reverse gear meshing with said main gear, and a right sub-gear meshing with said reverse gear; first and second bevel gears that mesh with the left sub-gear and drive the first and second arms; and third and fourth bevel gears that mesh with the right sub-gear and drive the third and fourth arms.


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    Title :

    TRANSMISSION DEVICE FOR UNMANNED AERIAL VEHICLE


    Additional title:

    GETRIEBEVORRICHTUNG FÜR UNBEMANNTES LUFTFAHRZEUG
    DISPOSITIF DE TRANSMISSION POUR VÉHICULE AÉRIEN SANS PILOTE


    Contributors:
    ARASE KUNIO (author)

    Publication date :

    2025-01-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64U / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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