Title:
NOZZLE UNIT, ROBOT CLEANER INCLUDING SAME, AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/019394
Kind Code:
A1
Abstract:
Disclosed are a nozzle unit, a robot cleaner including same, and a control method therefor. The nozzle unit according to an embodiment of the present invention comprises a plurality of brushes that rotate in different directions. One of the plurality of brushes rotates such that waste such as hair attaches and collects thereon. Another one of the plurality of brushes rotates such that the attached waste such as hair becomes separated. The above processes are performed simultaneously. Accordingly, waste such as hair present on a floor surface can be easily collected and separated. Consequently, user convenience can be enhanced.
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Inventors:
SUN CHANGHWA (KR)
LEE SEUNGYEOP (KR)
LEE SANGCHUL (KR)
KO JUNGMIN (KR)
LEE SEUNGYEOP (KR)
LEE SANGCHUL (KR)
KO JUNGMIN (KR)
Application Number:
PCT/KR2020/017075
Publication Date:
January 27, 2022
Filing Date:
November 27, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
A47L9/04; A47L7/00; A47L9/28; B08B1/00
Foreign References:
| KR101514201B1 | 2015-04-23 | |||
| KR20150075642A | 2015-07-06 | |||
| JP2015156987A | 2015-09-03 | |||
| KR20180079070A | 2018-07-10 | |||
| KR20040052092A | 2004-06-19 |
Attorney, Agent or Firm:
PARK, Jang-Won (KR)
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