Title:
LPG FUEL FILTER ASSEMBLY FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/132386
Kind Code:
A1
Abstract:
An LPG fuel filter assembly for a vehicle comprises an upper housing, a lower housing, and a filter cartridge, wherein the lower housing has an inlet port through which LPG fuel flows in and an outlet port through which the LPG fuel is discharged, and one of the upper housing and the lower housing has a male screw thread formed on the outer circumference of a coupling part and the other has a female screw thread formed on the inner circumference of a coupling part so that the upper housing and the lower housing are coupled via screw-coupling between the male screw thread and the female screw thread. The filter cartridge is accommodated in a housing which is formed by coupling the upper housing and the lower housing, and the filter cartridge includes a paper filter which is formed to have a flow path along the central axis direction. The paper filter is formed by being folded so that hills and valleys are repeated along the circumferential direction of the boundary of the flow path, and the LPG fuel which flows in through the inlet port passes through the paper filter from the outside to the inside, flows along the flow path, and then, is discharged through the outlet port.
Inventors:
HAN MYUNGHOON (KR)
KIM YOUNGDONG (KR)
KIM YOUNGDONG (KR)
Application Number:
PCT/KR2022/000241
Publication Date:
July 13, 2023
Filing Date:
January 06, 2022
Export Citation:
Assignee:
BLUE PLANET CO LTD (KR)
International Classes:
F02M37/42; F02M21/02; F02M37/52
Foreign References:
| JP2007291939A | 2007-11-08 | |||
| KR20100001600U | 2010-02-16 | |||
| KR101107442B1 | 2012-01-19 | |||
| US20060006124A1 | 2006-01-12 | |||
| KR20100015216A | 2010-02-12 |
Attorney, Agent or Firm:
KIM, Seon-Min (KR)
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