VACUUM CLEANER - LG ELECTRONICS INC

Title:

VACUUM CLEANER

Document Type and Number:

WIPO Patent Application WO/2017/150861

Kind Code:

A1

Abstract:

The present invention relates to a vacuum cleaner comprising: a cleaner main body; moving wheels which are provided to both side surfaces of the cleaner main body and which rotate in order to enable the cleaner to be driven, and at the same time, provide support so as to enable the forward/reverse rotation of the cleaner main body; a wheel motor assembly which is connected with the moving wheels and rotates the moving wheels in order to enable the cleaner to be driven; a main motor which is provided inside the cleaner main body and positioned behind a line vertically extending from the center of rotation of the moving wheels, and which is driven in order to suck in dust; and a battery which is provided inside the cleaner main body and positioned behind the line vertically extending from the center of rotation of the moving wheels, and which provides power to the main motor and the wheel motor assembly, wherein, by means of the arrangement of the main motor and the battery, the center of gravity of the cleaner main body is located behind the line vertically extending from the center of rotation of the moving wheels.

Inventors:

SON JUNGKYU (KR)
NAM BOHYUN (KR)
PARK JAEYONG (KR)
BAE SEHWAN (KR)
SEO JONGHYUN (KR)
LEE JINWOO (KR)
LEE SANGCHUL (KR)
HYUN KIETAK (KR)
KO JUNGMIN (KR)
EO SUHAN (KR)

Application Number:

PCT/KR2017/002143

Publication Date:

September 08, 2017

Filing Date:

February 27, 2017

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

A47L9/28; B25J9/00; B25J9/16; B25J11/00; B25J19/00; B25J19/02; G05D1/02

Foreign References:

JP2015096132A	2015-05-21
KR20080099370A	2008-11-13
JP2002028121A	2002-01-29
KR101552437B1	2015-09-10
KR970032722U	1997-07-26
KR20120004100A	2012-01-12

Other References: