Title:
PRE-FILTER HOLDER FOR AIR DRYER CARTRIDGE IN COMMERCIAL VEHICLE AND AIR DRYER CARTRIDGE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2023/090501
Kind Code:
A1
Abstract:
The present invention relates to a pre-filter holder which can be applied to an air dryer cartridge in a commercial vehicle capable of multi-stage filtering, and an air dryer cartridge having the pre-filter holder applied thereto. Particularly, the present invention provides the pre-filter holder which can provide a fixed pressing force while restraining a housing between the housing and the pre-filter, and thus may enhance the durability and filtering effect of the air dryer cartridge.
Inventors:
MOON SUNG-WON (KR)
PARK SANG-SUN (KR)
PARK SANG-SUN (KR)
Application Number:
PCT/KR2021/017316
Publication Date:
May 25, 2023
Filing Date:
November 23, 2021
Export Citation:
Assignee:
SEMYUNGTECH CO LTD (KR)
International Classes:
B01D46/00; B01D45/08; B01D53/26; B01D53/28; B60T17/00; B60T17/02
Domestic Patent References:
| WO2009043427A1 | 2009-04-09 |
Foreign References:
| JP5934316B2 | 2016-06-15 | |||
| KR102248424B1 | 2021-05-06 | |||
| KR20030066873A | 2003-08-14 | |||
| KR20210132893A | 2021-11-05 |
Attorney, Agent or Firm:
SUL, In-bo (KR)
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