Patent ID: 11896189
Assignee: HOBOT TECHNOLOGY INC.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 14:
15. A self-moving cleaning device, comprising:
a base;
a mobile module adjacent to the base and configured to contact a surface when the self-moving cleaning device moves on the surface;
a vacuum module arranged over the base;
a dust box arranged over the base and connected to the vacuum module, the dust box comprising a first opening and a second opening, wherein the first opening is oriented in a first direction different from a second direction in which the second opening is oriented;
a first suction port arranged on the base and comprising a first suction inlet connected to the first opening, wherein the first suction port is free of any bristle or brush blade;
a second suction port arranged on the base and comprising a second suction inlet connected to the second opening, the first suction port disposed between a front side of the base and the second suction port;
a roller brush device arranged on the base and within the second suction port; and
an air duct, wherein the first suction port is connected to the dust box through the air duct to thereby connect the first suction inlet to the first opening,
wherein an included angle formed by the first opening and a bottom surface of the dust box is a first acute angle, and an included angle formed by the second opening and the bottom surface of the dust box is a second acute angle, wherein the first acute angle is greater than the second acute angle.