JPH02544B2 - - Google Patents

Info

Publication number
JPH02544B2
JPH02544B2 JP56125686A JP12568681A JPH02544B2 JP H02544 B2 JPH02544 B2 JP H02544B2 JP 56125686 A JP56125686 A JP 56125686A JP 12568681 A JP12568681 A JP 12568681A JP H02544 B2 JPH02544 B2 JP H02544B2
Authority
JP
Japan
Prior art keywords
fuel
pressurizing chamber
free piston
valve
passage
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.)
Expired - Lifetime
Application number
JP56125686A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5827873A (ja
Inventor
Kiichi Hoshi
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 Ltd
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Priority to JP12568681A priority Critical patent/JPS5827873A/ja
Priority to EP82106366A priority patent/EP0071800A3/en
Publication of JPS5827873A publication Critical patent/JPS5827873A/ja
Publication of JPH02544B2 publication Critical patent/JPH02544B2/ja
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
    • 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
    • F02M41/14—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 rotary distributor supporting pump pistons
    • F02M41/1405—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis
    • F02M41/1411—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis characterised by means for varying fuel delivery or injection timing
    • 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
    • F02M41/14—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 rotary distributor supporting pump pistons
    • F02M41/1405—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis
    • F02M41/1411—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis characterised by means for varying fuel delivery or injection timing
    • F02M41/1422—Injection being effected by means of a free-piston displaced by the pressure of fuel
    • 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
    • F02M59/32—Varying fuel delivery in quantity or timing fuel delivery being controlled by means of fuel-displaced auxiliary pistons, which effect injection

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
JP12568681A 1981-08-10 1981-08-10 燃料噴射ポンプの余剰燃料排出装置 Granted JPS5827873A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP12568681A JPS5827873A (ja) 1981-08-10 1981-08-10 燃料噴射ポンプの余剰燃料排出装置
EP82106366A EP0071800A3 (en) 1981-08-10 1982-07-15 Fuel injection pump for internal combustion engine having improved excess fuel discharger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12568681A JPS5827873A (ja) 1981-08-10 1981-08-10 燃料噴射ポンプの余剰燃料排出装置

Publications (2)

Publication Number Publication Date
JPS5827873A JPS5827873A (ja) 1983-02-18
JPH02544B2 true JPH02544B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-01-08

Family

ID=14916166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12568681A Granted JPS5827873A (ja) 1981-08-10 1981-08-10 燃料噴射ポンプの余剰燃料排出装置

Country Status (2)

Country Link
EP (1) EP0071800A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5827873A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5835260A (ja) * 1981-08-28 1983-03-01 Hitachi Ltd 分配型燃料噴射ポンプ
JPS5853669A (ja) * 1981-09-28 1983-03-30 Hitachi Ltd 内燃機関用燃料噴射ポンプ装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1162494A (en) * 1966-03-22 1969-08-27 Cav Ltd Liquid Fuel Injection Pumping Apparatus for Supplying Fuel to Internal Combustion Engines.
US3489093A (en) * 1968-09-11 1970-01-13 Cav Ltd Liquid fuel pumping apparatus
US3704963A (en) * 1971-02-03 1972-12-05 Stanadyne Inc Fuel pump
US4185779A (en) * 1978-01-16 1980-01-29 The Bendix Corporation Fuel injector

Also Published As

Publication number Publication date
EP0071800A2 (en) 1983-02-16
JPS5827873A (ja) 1983-02-18
EP0071800A3 (en) 1984-01-18

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