Title:
FUEL REDUCTION DEVICE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2013/055096
Kind Code:
A2
Abstract:
The present invention relates to a fuel reduction device for a vehicle which returns the fuel to the fuel reduction device and simultaneously activates the fuel in a bypass process by bypassing the backflow of fuel supplied from the fuel reduction device to the fuel reduction device. The present invention comprises: a fuel reduction unit (100) having main pipes (11, 12) connected to an inlet side and an outlet side to transfer the fuel; and a backflow prevention unit (20) which is provided on bypass pipes (13, 14) branched from the main pipes (11, 12) to bypass the backflow of the fuel and includes a housing (21) in which an inlet (22) and an outlet (23) are formed at both ends thereof to be connected to the bypass pipes (13, 14) and a cylindrical chamber (24) is formed in the inside thereof, and a valve body (30) which is provided in the inside of the chamber (24) to open/close the inlet (22) and the outlet (23), wherein the valve body (30) is formed in the shape of cylinder and includes a plurality of helical grooves (31) formed in a longitudinal direction on an outer circumference thereof, a sheet surface (32) which can be closely attached on the inlet (22) and is formed at one end thereof, and a plurality of protrusions (33) which are formed, at a predetermined interval at the other end thereof to be separated from the outlet (23).
Inventors:
HEO JUN HAENG (KR)
HEO SUNG WOO (KR)
HEO SUNG WOO (KR)
Application Number:
PCT/KR2012/008202
Publication Date:
April 18, 2013
Filing Date:
October 10, 2012
Export Citation:
Assignee:
HEO JUN HAENG (KR)
HEO SUNG WOO (KR)
HEO SUNG WOO (KR)
International Classes:
F02M29/06; F02M29/00
Foreign References:
| KR20110004123U | 2011-04-27 | |||
| KR20080109277A | 2008-12-17 | |||
| KR20100050651A | 2010-05-14 |
Attorney, Agent or Firm:
LEE, DAE SUN (KR)
이대선 (KR)
이대선 (KR)
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Claims: