Embodiments of the present invention relate to a self-propelled device. The self-propelled device includes: a body defining a first space and a second space in communication with the first space, wherein the volume of the second space is less than the volume of the first space and the second space is closer to an edge of the body than the first space; a moving module adjacent to the body; an air extraction module disposed on the body and in communication with the first space; and an air pressure sensor disposed on a side of the second space. The self-propelled device is configured to move on a panel surface.
SELF-PROPELLED DEVICE
SELBSTANGETRIEBENE VORRICHTUNG
DISPOSITIF AUTOMOTEUR
2022-01-19
Patent
Electronic Resource
English