DE3718628A1 - Restkraftstoff-entlastungsmechanismus bei einer einspritzpumpe - Google Patents

Restkraftstoff-entlastungsmechanismus bei einer einspritzpumpe

Info

Publication number
DE3718628A1
DE3718628A1 DE19873718628 DE3718628A DE3718628A1 DE 3718628 A1 DE3718628 A1 DE 3718628A1 DE 19873718628 DE19873718628 DE 19873718628 DE 3718628 A DE3718628 A DE 3718628A DE 3718628 A1 DE3718628 A1 DE 3718628A1
Authority
DE
Germany
Prior art keywords
fuel
inlet
pump
piston
pressure chamber
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.)
Granted
Application number
DE19873718628
Other languages
German (de)
English (en)
Inventor
Hiroshi Ikeuchi
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.)
Bosch Corp
Original Assignee
Diesel Kiki Co 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 Diesel Kiki Co Ltd filed Critical Diesel Kiki Co Ltd
Publication of DE3718628A1 publication Critical patent/DE3718628A1/de
Granted legal-status Critical Current

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
    • 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
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • 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
    • F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
    • F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
    • F02M41/10—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor
    • F02M41/12—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor
    • F02M41/123—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor characterised by means for varying fuel delivery or injection timing
    • F02M41/125—Variably-timed valves controlling fuel passages
    • 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
    • F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
    • F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
    • F02M41/10—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/04—Pumps peculiar thereto
    • 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
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE19873718628 1986-07-25 1987-06-03 Restkraftstoff-entlastungsmechanismus bei einer einspritzpumpe Granted DE3718628A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986114084U JPH0315818Y2 (US06373033-20020416-M00002.png) 1986-07-25 1986-07-25

Publications (1)

Publication Number Publication Date
DE3718628A1 true DE3718628A1 (de) 1988-02-04

Family

ID=14628674

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873718628 Granted DE3718628A1 (de) 1986-07-25 1987-06-03 Restkraftstoff-entlastungsmechanismus bei einer einspritzpumpe

Country Status (5)

Country Link
US (1) US4765302A (US06373033-20020416-M00002.png)
JP (1) JPH0315818Y2 (US06373033-20020416-M00002.png)
KR (1) KR900002995Y1 (US06373033-20020416-M00002.png)
DE (1) DE3718628A1 (US06373033-20020416-M00002.png)
GB (1) GB2196701B (US06373033-20020416-M00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5357944A (en) * 1992-08-22 1994-10-25 Robert Bosch Gmbh Fuel injection pump for internal combustion engines

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1217256B (it) * 1987-08-25 1990-03-22 Weber Srl Pompa di iniezione per impianti di iniezione del combustibile con iniettori comandati per motori a ciclo diesel
DE3885689T2 (de) * 1987-09-16 1994-03-24 Nippon Denso Co Hochdruckverstellpumpe.
DE4135595A1 (de) * 1991-10-29 1993-05-06 Robert Bosch Gmbh, 7000 Stuttgart, De Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
DE102004051138B4 (de) * 2004-10-20 2006-11-30 Compact Dynamics Gmbh Druckverstärkendes Brennstoff-Einspritzventil

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1917927A1 (de) * 1969-04-09 1970-10-29 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer Brennkraftmaschinen
JPS60133173U (ja) * 1984-02-17 1985-09-05 トヨタ自動車株式会社 燃料噴射ポンプ用電磁弁
US4574756A (en) * 1983-12-09 1986-03-11 Toyota Jidosha Kabushiki Kaisha Diesel fuel injection pump with signal rotor giving reference position and rotation position signals

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2503324C2 (de) * 1975-01-28 1985-10-31 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzpumpe für Brennkraftmaschinen
DE2942010A1 (de) * 1979-10-17 1981-05-07 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
JPS60159363A (ja) * 1980-01-12 1985-08-20 フオード　モーター　カンパニー 燃料噴射ポンプ
GB2076561B (en) * 1980-04-26 1985-04-03 Diesel Kiki Co Distribution type fuel injection apparatus
DE3136689A1 (de) * 1981-09-16 1983-03-24 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
IT1150843B (it) * 1982-04-19 1986-12-17 Spica Spa Regolatore di mandata per pompa di iniezione del combustibile
JPS5951139A (ja) * 1982-09-17 1984-03-24 Nippon Soken Inc 燃料供給装置
JPS60116853A (ja) * 1983-11-26 1985-06-24 Diesel Kiki Co Ltd 分配型燃料噴射ポンプ
JPS6176727A (ja) * 1984-09-23 1986-04-19 Diesel Kiki Co Ltd 燃料噴射ポンプの噴射率制御装置
JPS61118553A (ja) * 1984-11-14 1986-06-05 Diesel Kiki Co Ltd 燃料噴射弁
US4583508A (en) * 1985-01-07 1986-04-22 Ford Motor Company Positive displacement electronic fuel injection pump
JPS637276U (US06373033-20020416-M00002.png) * 1986-07-01 1988-01-18

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1917927A1 (de) * 1969-04-09 1970-10-29 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer Brennkraftmaschinen
US4574756A (en) * 1983-12-09 1986-03-11 Toyota Jidosha Kabushiki Kaisha Diesel fuel injection pump with signal rotor giving reference position and rotation position signals
JPS60133173U (ja) * 1984-02-17 1985-09-05 トヨタ自動車株式会社 燃料噴射ポンプ用電磁弁

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5357944A (en) * 1992-08-22 1994-10-25 Robert Bosch Gmbh Fuel injection pump for internal combustion engines

Also Published As

Publication number Publication date
KR880002628U (ko) 1988-04-09
US4765302A (en) 1988-08-23
JPS6321763U (US06373033-20020416-M00002.png) 1988-02-13
GB2196701A (en) 1988-05-05
KR900002995Y1 (ko) 1990-04-10
JPH0315818Y2 (US06373033-20020416-M00002.png) 1991-04-05
GB2196701B (en) 1990-12-12
GB8712179D0 (en) 1987-06-24

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: F02M 41/12

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee