Title:
CABIN FILTER UNIT
Document Type and Number:
WIPO Patent Application WO/2021/137422
Kind Code:
A1
Abstract:
The present invention relates to a cabin filter unit, and may comprise: a HEPA filter; and carbon block filters placed at the rear end of the HEPA filter, wherein each of the carbon block filters has a structure which has multiple perforations formed and distributed throughout the entire area thereof for the flow of air, and is formed to satisfy the perforation ratio of 30-50% with reference to Ø7-10, two or more carbon block filters being stacked, and disposed to be in close contact with each other or spaced apart from each other. According to the present invention, the cabin filter unit is manufactured in the form in which the HEPA filter and the carbon filters are placed at the front and rear ends thereof and coupled to each other by assembling, and thus can simultaneously remove all of microdust, yellow dust, and various harmful gases including sooty smoke, can exhibit excellent performance in collection efficiency and adsorption capacity of the microdust and the harmful gases, and can realize smooth air flow.
Inventors:
KO IN SUN (KR)
LEE KWANG KYU (KR)
BAN JAE HYUN (KR)
LEE KWANG KYU (KR)
BAN JAE HYUN (KR)
Application Number:
PCT/KR2020/016148
Publication Date:
July 08, 2021
Filing Date:
November 17, 2020
Export Citation:
Assignee:
HANDOK CLEAN TECH CO LTD (KR)
International Classes:
B01D46/00; B01D39/14; B01D39/20; B01D46/12; B60H3/06
Foreign References:
| KR20160121254A | 2016-10-19 | |||
| JP2015202493A | 2015-11-16 | |||
| JPH09308813A | 1997-12-02 | |||
| KR20060112749A | 2006-11-02 | |||
| KR102145359B1 | 2020-08-28 | |||
| KR102037660B1 | 2019-10-29 | |||
| KR20150079123A | 2015-07-08 | |||
| KR20190096200A | 2019-08-19 |
Attorney, Agent or Firm:
LEE, Choong Han (KR)
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