Provided is an automatic cleaner. The automatic cleaner includes a main body and a wheel assembly disposed in the main body to allow the main body to move. The wheel assembly includes a driving part, a first wheel rotating by a power of the driving part, and a second wheel rotating by the power of the driving part, the second wheel including a plurality of contact protrusions on an outer circumferential surface thereof.
AUTOMATIC CLEANER
AUTOMATISCHER REINIGER
NETTOYEUR AUTOMATIQUE
2023-05-03
Patent
Elektronische Ressource
Englisch