Title:
ROBOT CLEANER
Document Type and Number:
WIPO Patent Application WO/2021/137522
Kind Code:
A1
Abstract:
The present invention relates to a robot cleaner comprising a body, a bumper part coupled along an edge part of the body, and a first sensor provided in the body to detect the movement of the bumper part relative to the body, wherein: the bumper part includes a bumper that can move relative to the body, and a cam protruding and extending from the bumper at a predetermined angle; and the cam includes an inclined surface formed at a predetermined angle to the bumper. The present invention has an effect of being capable of returning the bumper to the original position when the bumper moves relative to the body.
Inventors:
JANG JAEWON (KR)
LEE MINWOO (KR)
LEE YEONGJAE (KR)
LEE MINWOO (KR)
LEE YEONGJAE (KR)
Application Number:
PCT/KR2020/019026
Publication Date:
July 08, 2021
Filing Date:
December 23, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
A47L11/40; B25J9/00; B25J11/00; B25J19/00; F16F15/02
Foreign References:
| KR20190015933A | 2019-02-15 | |||
| KR20040096252A | 2004-11-16 | |||
| JP2007000442A | 2007-01-11 | |||
| US20180098678A1 | 2018-04-12 | |||
| JP2015205089A | 2015-11-19 | |||
| KR101712867B1 | 2017-03-07 |
Attorney, Agent or Firm:
HONESTY & JR PARTNERS INTELLECTUAL PROPERTY LAW GROUP (KR)
Download PDF: