ELECTRIC WAGON
    6.
    发明公开
    ELECTRIC WAGON 审中-公开

    公开(公告)号:US20240010259A1

    公开(公告)日:2024-01-11

    申请号:US18255006

    申请日:2021-09-06

    Inventor: Shuyong LUO

    Abstract: An electric wagon comprising a frame fixed to a push rod, front wheels and rear wheels below the frame, a body detachably connected with the frame, and a control unit fixed onto the frame; wherein the control unit comprises a controller, a control terminal wirelessly connected with the input terminal of the controller, and a motor electrically connected with the output end of the controller; and the motor is arranged within the rear wheel and connected with the rear wheel. A control unit is provided on the basis of the existing wagon so as to implement intelligent control of moving forward, moving backward, accelerating, braking and other functions, and is easy to operate and multifunctional.

    Driving wheel, carriage, and apparatus

    公开(公告)号:US11701920B2

    公开(公告)日:2023-07-18

    申请号:US16978849

    申请日:2019-03-25

    Applicant: NSK LTD.

    Abstract: To be self-propelled in a simple configuration and to perform manual operation smoothly and briskly. A driving wheel includes: a base portion; a rotating shaft (first shaft) rotatably provided with respect to the base portion; a rotation member rotatably provided around the rotating shaft; a drive shaft (second shaft) provided on the rotation member orthogonally to the rotating shaft; a drive wheel provided on the rotation member and rotatable around the drive shaft; a drive unit provided on the rotation member and configured to rotationally drive the drive wheel; and a lock mechanism configured to permit rotation of the rotation member with respect to the base portion, and meanwhile, to deter the rotation of the rotation member with respect to the base portion.

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