JPWO2021095555A1 - - Google Patents

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Publication number
JPWO2021095555A1
JPWO2021095555A1 JP2021556012A JP2021556012A JPWO2021095555A1 JP WO2021095555 A1 JPWO2021095555 A1 JP WO2021095555A1 JP 2021556012 A JP2021556012 A JP 2021556012A JP 2021556012 A JP2021556012 A JP 2021556012A JP WO2021095555 A1 JPWO2021095555 A1 JP WO2021095555A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021556012A
Other versions
JP7265644B2 (ja
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.)
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Publication of JPWO2021095555A1 publication Critical patent/JPWO2021095555A1/ja
Application granted granted Critical
Publication of JP7265644B2 publication Critical patent/JP7265644B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • 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
    • 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
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
JP2021556012A 2019-11-15 2020-10-30 金属ダイアフラム、金属ダンパ、及び燃料ポンプ Active JP7265644B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019207089 2019-11-15
JP2019207089 2019-11-15
PCT/JP2020/040758 WO2021095555A1 (ja) 2019-11-15 2020-10-30 金属ダイアフラム、金属ダンパ、及び燃料ポンプ

Publications (2)

Publication Number Publication Date
JPWO2021095555A1 true JPWO2021095555A1 (ja) 2021-05-20
JP7265644B2 JP7265644B2 (ja) 2023-04-26

Family

ID=75912498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021556012A Active JP7265644B2 (ja) 2019-11-15 2020-10-30 金属ダイアフラム、金属ダンパ、及び燃料ポンプ

Country Status (3)

Country Link
JP (1) JP7265644B2 (ja)
CN (1) CN114585807B (ja)
WO (1) WO2021095555A1 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004138071A (ja) * 2002-10-19 2004-05-13 Robert Bosch Gmbh 流体システム内の圧力脈動を減衰するための装置
JP2011220199A (ja) * 2010-04-08 2011-11-04 Denso Corp ダンパ部材の製造方法
JP2015169594A (ja) * 2014-03-10 2015-09-28 横河電機株式会社 ダイアフラム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4686501B2 (ja) * 2007-05-21 2011-05-25 日立オートモティブシステムズ株式会社 液体脈動ダンパ機構、および液体脈動ダンパ機構を備えた高圧燃料供給ポンプ
IT1396142B1 (it) * 2009-11-03 2012-11-16 Magneti Marelli Spa Pompa carburante con dispositivo smorzatore perfezionato per un sistema di iniezione diretta
JP2011220192A (ja) * 2010-04-08 2011-11-04 Denso Corp パルセーションダンパ、これを用いた脈動低減装置及び高圧ポンプ
JP5628121B2 (ja) * 2011-09-20 2014-11-19 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
JP5569573B2 (ja) * 2012-03-05 2014-08-13 株式会社デンソー 高圧ポンプ
JP2017031838A (ja) * 2015-07-30 2017-02-09 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
EP3715617A4 (en) * 2017-11-24 2021-07-14 Eagle Industry Co., Ltd. METAL DIAPHRAGM DAMPER AND METHOD OF ITS MANUFACTURING
CN110195673B (zh) * 2018-02-27 2021-05-14 纬湃汽车电子(长春)有限公司 高压泵

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004138071A (ja) * 2002-10-19 2004-05-13 Robert Bosch Gmbh 流体システム内の圧力脈動を減衰するための装置
JP2011220199A (ja) * 2010-04-08 2011-11-04 Denso Corp ダンパ部材の製造方法
JP2015169594A (ja) * 2014-03-10 2015-09-28 横河電機株式会社 ダイアフラム

Also Published As

Publication number Publication date
JP7265644B2 (ja) 2023-04-26
CN114585807A (zh) 2022-06-03
WO2021095555A1 (ja) 2021-05-20
CN114585807B (zh) 2023-11-10

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