Autonomous mobile robot
AssigneeLG Electronics Inc.
InventorsSanghak LEE, Junsin PARK, Sunuk KIM
Life of this patent
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Abstract
Provided is an autonomous mobile robot that transports an item loaded on a top surface thereof including a bottom frame, a pair of main driving units positioned under the bottom frame and operated by power of a driving motor, and four casters positioned adjacent to lower corners of the bottom frame, respectively, wherein the main driving unit includes a wheel bracket fastened with the driving motor, a main wheel rotatably fastened to the wheel bracket and rotatable by receiving the power of the driving motor, a suspension spring positioned between the wheel bracket and the bottom frame, a stopper bracket fastened to the wheel bracket, and an upper stopper positioned on a bottom surface of the bottom frame to face the stopper bracket.
Claims15
An autonomous mobile robot configured to transport an item loaded on a top surface thereof, the autonomous mobile robot comprising:
- a bottom frame;
- a pair of main driving units positioned under the bottom frame and operated by power of a driving motor;
- and
- four casters positioned adjacent to lower corners of the bottom frame, respectively,
- wherein the main driving unit includes:
- a wheel bracket fastened with the driving motor;
- a main wheel rotatably fastened to the wheel bracket and rotatable by receiving the power of the driving motor;
- a suspension spring positioned between the wheel bracket and the bottom frame;
- a stopper bracket fastened to the wheel bracket;
- and
- an upper stopper positioned on a bottom surface of the bottom frame to face the stopper bracket.
Dependencies are inferred from the claim text.