EP4155529A4 - Fuel pump - Google Patents
Fuel pump Download PDFInfo
- Publication number
- EP4155529A4 EP4155529A4 EP21809678.2A EP21809678A EP4155529A4 EP 4155529 A4 EP4155529 A4 EP 4155529A4 EP 21809678 A EP21809678 A EP 21809678A EP 4155529 A4 EP4155529 A4 EP 4155529A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- fuel pump
- fuel
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/03—Stopping, starting, unloading or idling control by means of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/102—Disc valves
- F04B53/1032—Spring-actuated disc valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020088872 | 2020-05-21 | ||
PCT/JP2021/004252 WO2021235019A1 (en) | 2020-05-21 | 2021-02-05 | Fuel pump |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4155529A1 EP4155529A1 (en) | 2023-03-29 |
EP4155529A4 true EP4155529A4 (en) | 2024-06-26 |
Family
ID=78708842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21809678.2A Pending EP4155529A4 (en) | 2020-05-21 | 2021-02-05 | Fuel pump |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4155529A4 (en) |
JP (1) | JP7385750B2 (en) |
CN (1) | CN115398091A (en) |
WO (1) | WO2021235019A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9399976B2 (en) * | 2013-07-18 | 2016-07-26 | Denso International America, Inc. | Fuel delivery system containing high pressure pump with isolation valves |
JP2018150911A (en) * | 2017-03-15 | 2018-09-27 | 日立オートモティブシステムズ株式会社 | Relief valve mechanism and fuel feed pump including the same |
CN109488552A (en) * | 2018-11-14 | 2019-03-19 | 戴炎昌 | A kind of Manual hydraulic pump of high reliability |
US20190145364A1 (en) * | 2016-04-28 | 2019-05-16 | Denso Corporation | High pressure pump |
WO2019131049A1 (en) * | 2017-12-26 | 2019-07-04 | 日立オートモティブシステムズ株式会社 | Fuel supply pump |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4945504B2 (en) * | 2008-04-17 | 2012-06-06 | 日立オートモティブシステムズ株式会社 | High pressure fuel supply pump |
US9683559B2 (en) * | 2011-08-01 | 2017-06-20 | Toyota Jidosha Kabushiki Kaisha | Fuel pump |
JP5678838B2 (en) | 2011-08-10 | 2015-03-04 | トヨタ自動車株式会社 | Fuel pumping device and fuel supply system |
EP2964949B1 (en) | 2013-03-05 | 2018-05-30 | Stanadyne LLC | Electronically controlled inlet metered single piston fuel pump |
WO2016056333A1 (en) * | 2014-10-09 | 2016-04-14 | 日立オートモティブシステムズ株式会社 | High pressure fuel supply pump |
US10337480B2 (en) * | 2015-09-30 | 2019-07-02 | Hitachi Automotive Systems, Ltd. | High-pressure fuel pump and control device |
US20190301414A1 (en) * | 2016-05-27 | 2019-10-03 | Hitachi Automotive Systems, Ltd. | High-Pressure Fuel Supply Pump |
DE102016212458A1 (en) * | 2016-07-08 | 2018-01-11 | Robert Bosch Gmbh | High-pressure fuel pump |
US20190316558A1 (en) * | 2016-07-13 | 2019-10-17 | Hitachi Automotive Systems, Ltd. | High-Pressure Fuel Supply Pump |
JP6766699B2 (en) * | 2017-03-07 | 2020-10-14 | 株式会社デンソー | High pressure pump |
JP2019090365A (en) * | 2017-11-15 | 2019-06-13 | 日立オートモティブシステムズ株式会社 | Fuel supply pump |
JP2019100268A (en) * | 2017-12-05 | 2019-06-24 | 日立オートモティブシステムズ株式会社 | Fuel supply pump |
JP2019143562A (en) * | 2018-02-22 | 2019-08-29 | 日立オートモティブシステムズ株式会社 | Discharge valve mechanism and fuel supply pump having the same |
JP2019203437A (en) * | 2018-05-23 | 2019-11-28 | 日立オートモティブシステムズ株式会社 | High-pressure fuel supply pump |
DE112020002667T5 (en) * | 2019-09-11 | 2022-04-21 | Hitachi Astemo, Ltd. | fuel pump |
DE112020003215T5 (en) * | 2019-09-19 | 2022-03-24 | Hitachi Astemo, Ltd. | Electromagnetic inlet valve and high pressure fuel supply pump |
EP4137694A4 (en) * | 2020-04-14 | 2024-05-08 | Hitachi Astemo, Ltd. | High-pressure fuel supply pump and manufacturing method |
JP7284348B2 (en) * | 2020-05-18 | 2023-05-30 | 日立Astemo株式会社 | high pressure fuel supply pump |
-
2021
- 2021-02-05 CN CN202180029009.3A patent/CN115398091A/en active Pending
- 2021-02-05 WO PCT/JP2021/004252 patent/WO2021235019A1/en unknown
- 2021-02-05 JP JP2022524885A patent/JP7385750B2/en active Active
- 2021-02-05 EP EP21809678.2A patent/EP4155529A4/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9399976B2 (en) * | 2013-07-18 | 2016-07-26 | Denso International America, Inc. | Fuel delivery system containing high pressure pump with isolation valves |
US20190145364A1 (en) * | 2016-04-28 | 2019-05-16 | Denso Corporation | High pressure pump |
JP2018150911A (en) * | 2017-03-15 | 2018-09-27 | 日立オートモティブシステムズ株式会社 | Relief valve mechanism and fuel feed pump including the same |
WO2019131049A1 (en) * | 2017-12-26 | 2019-07-04 | 日立オートモティブシステムズ株式会社 | Fuel supply pump |
CN109488552A (en) * | 2018-11-14 | 2019-03-19 | 戴炎昌 | A kind of Manual hydraulic pump of high reliability |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021235019A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2021235019A1 (en) | 2021-11-25 |
JP7385750B2 (en) | 2023-11-22 |
CN115398091A (en) | 2022-11-25 |
EP4155529A1 (en) | 2023-03-29 |
JPWO2021235019A1 (en) | 2021-11-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP4059546A4 (en) | Injection pump | |
EP3608534A4 (en) | High-pressure fuel pump | |
EP4119786A4 (en) | Engine | |
EP4000861A4 (en) | Fuel tank | |
EP3889482A4 (en) | Fuel pump | |
EP3653867A4 (en) | High-pressure fuel pump | |
EP4098423A4 (en) | Fuel tank | |
EP3743617B8 (en) | Fuel pump | |
EP3927402A4 (en) | Injector | |
GB2599659B (en) | Fuel pump | |
EP4184001A4 (en) | Fuel pump | |
EP4088028A4 (en) | Micro-nutating pump assembly | |
EP4218858A4 (en) | Injector | |
EP4121313A4 (en) | Fuel tank | |
EP4155529A4 (en) | Fuel pump | |
EP3984900A4 (en) | Fuel tank | |
GB2588752B (en) | Fuel pump assembly | |
EP3867516A4 (en) | Fuel pump layout | |
EP3980646A4 (en) | Fuel pump | |
GB2613621B (en) | Fuel pump | |
GB2613564B (en) | Fuel pump | |
GB2613392B (en) | Fuel pump | |
GB2618790B (en) | Fuel pump | |
GB2600765B (en) | Fuel pump assembly | |
EP4191049A4 (en) | Fuel pump |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20221117 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20240527 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04B 53/10 20060101ALI20240521BHEP Ipc: F02M 59/46 20060101AFI20240521BHEP |