Title:
AIR PURIFIER
Document Type and Number:
WIPO Patent Application WO/2021/117946
Kind Code:
A1
Abstract:
The present invention comprises: a detection unit that is provided in a main body and detects an indoor air pollution level and carbon dioxide concentration; an air supply unit coupled to the interior of the main body and provided to suck in indoor air and outdoor air to be supplied along a first supply path and a second supply path, respectively; a filter unit provided to purify the indoor air or outdoor air supplied to the interior of the main body while passing through the first supply path and the second supply path; and a control unit that receives, from the detection unit, indoor air pollution level data and carbon dioxide concentration data to compare same with preset reference air pollution level data and reference carbon dioxide concentration data, and, if it is determined that the carbon dioxide concentration data of the indoor air exceeds the reference carbon dioxide concentration data, performs control so that the outdoor air is selectively supplied along the second supply path.
Inventors:
YUN CHOON KI (KR)
Application Number:
PCT/KR2019/017646
Publication Date:
June 17, 2021
Filing Date:
December 12, 2019
Export Citation:
Assignee:
DAEWOO LUCOMS CO LTD (KR)
International Classes:
F24F7/06; F24F3/16; F24F11/00; F24F11/39; F24F11/52; F24F11/63; F24F13/10; F24F110/64; F24F110/70
Foreign References:
| KR20180138262A | 2018-12-31 | |||
| KR20170089046A | 2017-08-03 | |||
| KR20180045896A | 2018-05-08 | |||
| KR20190012295A | 2019-02-11 | |||
| US20180372330A1 | 2018-12-27 |
Attorney, Agent or Firm:
SUAN INTELLECTUAL PROPERTY (KR)
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