Patent ID: 11937677
Assignee: LINGDONG TECHNOLOGY (BEIJING) CO. LTD
Field: Transport (Mechanical engineering)
Classification: CPC A  B  G  H | IPC A  B  G  H

Claim 15:
16. The luggage of claim 1, further comprising:
a control unit disposed in the main body and electrically connected to the power unit and the moving module, and the moving module further comprising:
an elevating mechanism disposed in the main body and electrically connected to the power unit and the control unit, the elevating mechanism comprising:
a housing;
an elevating motor disposed in the housing;
a first link pivoted to the housing and coupled to the elevating motor;
a pivoting member connected to the housing; and
a second link pivoted to the housing through the pivoting member, wherein a center of the active wheel is fixed relative to the second link, and an end of the first link is slidably connected to the second link;

wherein when the elevating motor drives the first link to drive the second link and the active wheel to revolve to a descending position, the active wheel extrudes from the housing and contacts a floor;
wherein when electricity of the battery is lower than the predetermined threshold, the control unit controls the elevating motor to drive the first link to drive the second link and the active wheel to revolve to an ascending position, so as to make the active wheel leave the floor and a portion of the active wheel accommodated in the housing.