Title:
ROBOT CLEANER
Document Type and Number:
WIPO Patent Application WO/2022/019405
Kind Code:
A1
Abstract:
Disclosed is a robot cleaner, and the robot cleaner according to an embodiment of the present invention comprises: a main body forming the outer appearance; a wheel cover provided to be attachable to/detachable from the main body; a driving module which is movably coupled to the wheel cover; and a wheel coupled to the driving module and rotated by receiving a driving force provided from the driving module, wherein the wheel includes a wheel body coupled to the driving module and forming the outer appearance of the wheel, a plurality of tread units arranged to be spaced apart from one another along the circumferential surface of the wheel body, and a rib unit arranged between the tread units and protruding toward the outer side in the radial direction of the wheel.
Inventors:
LEE SEUNGJIN (KR)
LEE SANGIK (KR)
LEE SANGIK (KR)
Application Number:
PCT/KR2020/017952
Publication Date:
January 27, 2022
Filing Date:
December 09, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
A47L9/00; A47L9/28
Foreign References:
| KR20180079068A | 2018-07-10 | |||
| KR20090013349A | 2009-02-05 | |||
| KR100613809B1 | 2006-08-21 | |||
| KR100619786B1 | 2006-09-06 | |||
| JPH0591910U | 1993-12-14 |
Attorney, Agent or Firm:
KBK & ASSOCIATES (KR)
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