Title:
VACUUM CLEANER
Document Type and Number:
WIPO Patent Application WO/2017/052205
Kind Code:
A1
Abstract:
The present invention relates to a vacuum cleaner. The vacuum cleaner of the present invention comprises: a cleaner body having a suction motor for generating suctioning force, and running in operating mode and charging mode; a suctioning part communicating with the cleaner body, for suctioning air and dust; a battery assembly capable of supplying power to the suction motor and having a plurality of battery packs; a controller for controlling the operation of the suction motor; a current regulating unit for regulating the current applied to the suction motor in a state in which the plurality of battery packs are serially connected; a first switching mechanism for serially connecting the plurality of battery packs; and a second switching mechanism for parallelly connecting the plurality of battery packs.
Inventors:
HAN SEONGHOON (KR)
SON KUYOUNG (KR)
LEE CHUNGILL (KR)
SON KUYOUNG (KR)
LEE CHUNGILL (KR)
Application Number:
PCT/KR2016/010549
Publication Date:
March 30, 2017
Filing Date:
September 21, 2016
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
A47L5/12; A47L9/28
Foreign References:
| JP2003219991A | 2003-08-05 | |||
| KR20120128898A | 2012-11-28 | |||
| KR20140068833A | 2014-06-09 | |||
| KR101552437B1 | 2015-09-10 | |||
| KR20070024749A | 2007-03-07 |
Other References:
See also references of EP 3354177A4
Attorney, Agent or Firm:
KIM, Ki Moon (KR)
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