EP4155529A4 - Kraftstoffpumpe - Google Patents

Kraftstoffpumpe Download PDF

Info

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
Application number
EP21809678.2A
Other languages
English (en)
French (fr)
Other versions
EP4155529A1 (de
Inventor
Minoru Hashida
Hiroyuki Yamada
Kiyotaka Ogura
Shingo Tamura
Satoshi Usui
Atsuji Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Astemo Ltd
Original Assignee
Hitachi Astemo Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Astemo Ltd filed Critical Hitachi Astemo Ltd
Publication of EP4155529A1 publication Critical patent/EP4155529A1/de
Publication of EP4155529A4 publication Critical patent/EP4155529A4/de
Pending legal-status Critical Current

Links

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)
EP21809678.2A 2020-05-21 2021-02-05 Kraftstoffpumpe Pending EP4155529A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020088872 2020-05-21
PCT/JP2021/004252 WO2021235019A1 (ja) 2020-05-21 2021-02-05 燃料ポンプ

Publications (2)

Publication Number Publication Date
EP4155529A1 EP4155529A1 (de) 2023-03-29
EP4155529A4 true EP4155529A4 (de) 2024-06-26

Family

ID=78708842

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21809678.2A Pending EP4155529A4 (de) 2020-05-21 2021-02-05 Kraftstoffpumpe

Country Status (4)

Country Link
EP (1) EP4155529A4 (de)
JP (1) JP7385750B2 (de)
CN (1) CN115398091A (de)
WO (1) WO2021235019A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
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 (ja) * 2017-03-15 2018-09-27 日立オートモティブシステムズ株式会社 リリーフ弁機構及びこれを備えた燃料供給ポンプ
CN109488552A (zh) * 2018-11-14 2019-03-19 戴炎昌 一种高可靠性的人力液压泵
US20190145364A1 (en) * 2016-04-28 2019-05-16 Denso Corporation High pressure pump
WO2019131049A1 (ja) * 2017-12-26 2019-07-04 日立オートモティブシステムズ株式会社 燃料供給ポンプ

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4945504B2 (ja) * 2008-04-17 2012-06-06 日立オートモティブシステムズ株式会社 高圧燃料供給ポンプ
US9683559B2 (en) * 2011-08-01 2017-06-20 Toyota Jidosha Kabushiki Kaisha Fuel pump
JP5678838B2 (ja) 2011-08-10 2015-03-04 トヨタ自動車株式会社 燃料圧送装置および燃料供給システム
WO2014137900A1 (en) * 2013-03-05 2014-09-12 Stanadyne Corporation Electronically controlled inlet metered single piston fuel pump
US10655580B2 (en) * 2014-10-09 2020-05-19 Hitachi Automotive Systems, Ltd. High pressure fuel supply pump
JP6584520B2 (ja) * 2015-09-30 2019-10-02 日立オートモティブシステムズ株式会社 高圧燃料ポンプ及び制御装置
JP6633195B2 (ja) * 2016-05-27 2020-01-22 日立オートモティブシステムズ株式会社 高圧燃料供給ポンプ
DE102016212458A1 (de) * 2016-07-08 2018-01-11 Robert Bosch Gmbh Kraftstoffhochdruckpumpe
US20190316558A1 (en) * 2016-07-13 2019-10-17 Hitachi Automotive Systems, Ltd. High-Pressure Fuel Supply Pump
JP6766699B2 (ja) * 2017-03-07 2020-10-14 株式会社デンソー 高圧ポンプ
JP2019090365A (ja) * 2017-11-15 2019-06-13 日立オートモティブシステムズ株式会社 燃料供給ポンプ
JP2019100268A (ja) * 2017-12-05 2019-06-24 日立オートモティブシステムズ株式会社 燃料供給ポンプ
JP2019143562A (ja) * 2018-02-22 2019-08-29 日立オートモティブシステムズ株式会社 吐出弁機構およびそれを備えた燃料供給ポンプ
JP2019203437A (ja) * 2018-05-23 2019-11-28 日立オートモティブシステムズ株式会社 高圧燃料供給ポンプ
WO2021049247A1 (ja) * 2019-09-11 2021-03-18 日立オートモティブシステムズ株式会社 燃料ポンプ
CN114127409B (zh) * 2019-09-19 2023-12-15 日立安斯泰莫株式会社 电磁吸入阀及高压燃料供给泵
JP7295337B2 (ja) * 2020-04-14 2023-06-20 日立Astemo株式会社 高圧燃料供給ポンプ及び製造方法
JP7284348B2 (ja) * 2020-05-18 2023-05-30 日立Astemo株式会社 高圧燃料供給ポンプ

Patent Citations (5)

* Cited by examiner, † Cited by third party
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 (ja) * 2017-03-15 2018-09-27 日立オートモティブシステムズ株式会社 リリーフ弁機構及びこれを備えた燃料供給ポンプ
WO2019131049A1 (ja) * 2017-12-26 2019-07-04 日立オートモティブシステムズ株式会社 燃料供給ポンプ
CN109488552A (zh) * 2018-11-14 2019-03-19 戴炎昌 一种高可靠性的人力液压泵

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021235019A1 *

Also Published As

Publication number Publication date
CN115398091A (zh) 2022-11-25
EP4155529A1 (de) 2023-03-29
JPWO2021235019A1 (de) 2021-11-25
JP7385750B2 (ja) 2023-11-22
WO2021235019A1 (ja) 2021-11-25

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RIC1 Information provided on ipc code assigned before grant

Ipc: F04B 53/10 20060101ALI20240521BHEP

Ipc: F02M 59/46 20060101AFI20240521BHEP