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US 2014/0189976 A1Published application
Cleaning robot
AssigneeSharp Kabushiki Kaisha
InventorsYuhji Ohnishi, Jitsuo Sakamoto
Life of this patent
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Abstract
A cleaning robot that discharges, upwards and from an exhaust port (7), airflow having dust removed therefrom, and comprises: a main case (2) having a suction port (6) opened in the bottom surface thereof and the exhaust port (7) opened in the upper surface thereof, and that is self-propelled on a floor surface (F); an electric fan (22) arranged inside the main case (2); and a dust collection unit (30) that collects dust in airflow sucked in from the suction port (6) by the driving force of the electric fan (22).
Claims5
A cleaning robot comprising:
- a main body housing whose lower surface is provided with a suction opening and whose upper surface is provided with an air exhaling opening, and which moves by itself on a floor surface;
- an electric fan that is disposed in the main body housing;
- and
- a dust collection portion that collects dust in an air flow sucked from the suction opening by driving of the electric fan, wherein
- the air flow, from which the dust is removed, is exhaled upward from the air exhaling opening.
2 more elements
Dependencies are inferred from the claim text.