JPWO2021140829A5 - - Google Patents

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Publication number
JPWO2021140829A5
JPWO2021140829A5 JP2021569782A JP2021569782A JPWO2021140829A5 JP WO2021140829 A5 JPWO2021140829 A5 JP WO2021140829A5 JP 2021569782 A JP2021569782 A JP 2021569782A JP 2021569782 A JP2021569782 A JP 2021569782A JP WO2021140829 A5 JPWO2021140829 A5 JP WO2021140829A5
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JP
Japan
Prior art keywords
flow path
hole
discharge valve
valve
valve mechanism
Prior art date
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Granted
Application number
JP2021569782A
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English (en)
Japanese (ja)
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JP7273196B2 (ja
JPWO2021140829A1 (https=
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Priority claimed from PCT/JP2020/046235 external-priority patent/WO2021140829A1/ja
Publication of JPWO2021140829A1 publication Critical patent/JPWO2021140829A1/ja
Publication of JPWO2021140829A5 publication Critical patent/JPWO2021140829A5/ja
Application granted granted Critical
Publication of JP7273196B2 publication Critical patent/JP7273196B2/ja
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JP2021569782A 2020-01-07 2020-12-11 吐出弁機構及びそれを備えた高圧燃料供給ポンプ Active JP7273196B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020001045 2020-01-07
JP2020001045 2020-01-07
PCT/JP2020/046235 WO2021140829A1 (ja) 2020-01-07 2020-12-11 吐出弁機構及びそれを備えた高圧燃料供給ポンプ

Publications (3)

Publication Number Publication Date
JPWO2021140829A1 JPWO2021140829A1 (https=) 2021-07-15
JPWO2021140829A5 true JPWO2021140829A5 (https=) 2022-07-12
JP7273196B2 JP7273196B2 (ja) 2023-05-12

Family

ID=76788702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021569782A Active JP7273196B2 (ja) 2020-01-07 2020-12-11 吐出弁機構及びそれを備えた高圧燃料供給ポンプ

Country Status (5)

Country Link
US (1) US11781513B2 (https=)
JP (1) JP7273196B2 (https=)
CN (1) CN114787497B (https=)
DE (1) DE112020005427T5 (https=)
WO (1) WO2021140829A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11781513B2 (en) * 2020-01-07 2023-10-10 Hitachi Astemo, Ltd. Discharge valve mechanism and high-pressure fuel supply pump including the same
JP7504773B2 (ja) * 2020-11-06 2024-06-24 日立Astemo株式会社 信号伝送装置、信号伝送システム、情報提供方法
CN116964317A (zh) * 2021-09-03 2023-10-27 日立安斯泰莫株式会社 燃料泵

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894556A (en) * 1974-01-02 1975-07-15 Lear Siegler Inc Pressure limiting valve
US4706705A (en) * 1986-04-01 1987-11-17 The Lee Company Check valve
EP0325211B1 (en) * 1988-01-18 1994-06-22 Diesel Kiki Co., Ltd. Pressure equalizer valve device
US8397749B2 (en) * 2007-09-07 2013-03-19 Metaldyne Company Llc Piston cooling jet with tracking ball orifice
JP4413260B2 (ja) * 2007-10-12 2010-02-10 株式会社日本自動車部品総合研究所 高圧燃料ポンプ
JP4650851B2 (ja) * 2008-07-03 2011-03-16 三菱電機株式会社 燃料圧力調整装置及びそれを備える燃料供給装置
JP2010116979A (ja) * 2008-11-13 2010-05-27 Advics Co Ltd 逆流防止装置
EP2302195B1 (en) * 2009-02-20 2014-04-09 Hitachi Automotive Systems, Ltd. High-pressure fuel feed pump, and discharge valve unit used therein
JP2012184820A (ja) * 2011-03-07 2012-09-27 Mikuni Corp 流体通路を内部に備えたハウジングへのチェックバルブの取付け手段
DE102011101258A1 (de) * 2011-05-11 2012-11-15 Voss Automotive Gmbh "Druckbegrenzungsventil"
JP2013133753A (ja) * 2011-12-27 2013-07-08 Bosch Corp 圧力調整弁
DE102013215275A1 (de) * 2013-08-02 2015-02-05 Robert Bosch Gmbh Kraftstoffhochdruckpumpe, mit einem Auslassventil
DE102014212646B4 (de) 2014-04-15 2025-03-20 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe, mit einem Auslassventil mit einem Ventilkörper und einer Ventilkugel
DE102014207194A1 (de) * 2014-04-15 2015-10-15 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe, mit einem Auslassventil mit einer Ventilkugel und einem Ventilkörper
JP6370888B2 (ja) 2014-04-25 2018-08-08 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
EP3236061B1 (en) 2014-12-18 2021-08-04 Hitachi Automotive Systems, Ltd. Valve mechanism and high-pressure fuel-supply pump having same
CN205446004U (zh) 2015-12-23 2016-08-10 飞思途（天津）科技发展有限公司 一种高压柱塞泵泵阀
JP6588161B2 (ja) * 2016-06-27 2019-10-09 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
JP6897173B2 (ja) * 2017-03-07 2021-06-30 株式会社デンソー 高圧ポンプ
EP3653867B1 (en) * 2017-07-14 2024-02-21 Hitachi Astemo, Ltd. High-pressure fuel pump
GB2570648B (en) * 2018-01-26 2020-10-14 Delphi Tech Ip Ltd Fuel Pump
GB2571933A (en) * 2018-03-12 2019-09-18 Delphi Automotive Systems Lux Outlet metering valve for high pressure fuel pump
US10808667B2 (en) * 2018-09-27 2020-10-20 Delphi Technologies Ip Limited Fuel pump and outlet valve thereof
JP7163802B2 (ja) * 2019-02-01 2022-11-01 トヨタ自動車株式会社 逆止弁
US11015558B2 (en) * 2019-02-15 2021-05-25 Delphi Technologies Ip Limited Combination outlet valve and pressure relief valve and fuel pump using the same
US11713741B2 (en) * 2019-11-13 2023-08-01 Hitachi Astemo, Ltd. Fuel supply pump
US11781513B2 (en) * 2020-01-07 2023-10-10 Hitachi Astemo, Ltd. Discharge valve mechanism and high-pressure fuel supply pump including the same
US11280304B1 (en) * 2020-11-16 2022-03-22 Delphi Technologies Ip Limited Fuel pressure regulator
US11352994B1 (en) * 2021-01-12 2022-06-07 Delphi Technologies Ip Limited Fuel pump and combination outlet and pressure relief valve thereof

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