Robot cleaner
US10517457B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2016 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Feb 4, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L2201/04
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Disclosed is a robot cleaner. The robot cleaner comprising: a cleaner main body defining an external appearance of the robot cleaner, a suction unit provided in the cleaner main body for suctioning air containing dust, a dust separation unit for separating the dust from the air suctioned through the suction unit, and a fan unit connected to the dust separation unit for providing suction force to the suction unit, wherein the fan unit includes: a drive motor, a first chamber surrounding the drive motor and provided with a first suction hole and a first exhaust hole, and a second chamber surrounding the first chamber and provided with a second suction hole and a second exhaust hole, wherein the fan unit includes a cover placed at an upper side of the second suction hole for preventing noise generated from the drive motor from being emitted through the second suction hole, and wherein the cover includes: a cover part for blocking a path of noise transmitted through the second suction hole; and a support part for seating the cover part on a top of the second chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.