Title:
FUEL PUMP
Document Type and Number:
WIPO Patent Application WO/2023/281938
Kind Code:
A1
Abstract:
Provided is a fuel pump including: a pump head (23); a plunger barrel (32) in which a support hole (38) is provided, and one end section of which in the axial direction of the support hole (38) is screw-fastened into the pump head (23); a plunger (41) that is supported in the support hole (38) so as to be freely movable in the axial direction; a pressurization chamber (56) that is defined by one end of the support hole (38) and one end of the plunger (41); a fuel discharge passage (73) one end of which communicates with the pressurization chamber (56); and a fuel intake passage (70) one end of which communicates with the pressurization chamber (56).
Inventors:
OGAWA HISAO (JP)
Application Number:
PCT/JP2022/021942
Publication Date:
January 12, 2023
Filing Date:
May 30, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
F02M59/02; F02M59/44
Domestic Patent References:
| WO2006070719A1 | 2006-07-06 |
Foreign References:
| US20200325868A1 | 2020-10-15 | |||
| JPH07269461A | 1995-10-17 | |||
| JP2010229898A | 2010-10-14 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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