DE3276253D1 - Distribution type fuel injection pump - Google Patents

Distribution type fuel injection pump

Info

Publication number
DE3276253D1
DE3276253D1 DE8282107487T DE3276253T DE3276253D1 DE 3276253 D1 DE3276253 D1 DE 3276253D1 DE 8282107487 T DE8282107487 T DE 8282107487T DE 3276253 T DE3276253 T DE 3276253T DE 3276253 D1 DE3276253 D1 DE 3276253D1
Authority
DE
Germany
Prior art keywords
fuel injection
injection pump
type fuel
distribution type
distribution
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
Application number
DE8282107487T
Other languages
English (en)
Inventor
Yoshiya Takano
Yoshikazu 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
Application granted granted Critical
Publication of DE3276253D1 publication Critical patent/DE3276253D1/de
Expired 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
    • F02M41/1427—Arrangements for metering fuel admitted to pumping chambers, e.g. by shuttles or by throttle-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
    • 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
    • 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)
DE8282107487T 1981-08-28 1982-08-17 Distribution type fuel injection pump Expired DE3276253D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56134117A JPS5835260A (ja) 1981-08-28 1981-08-28 分配型燃料噴射ポンプ

Publications (1)

Publication Number Publication Date
DE3276253D1 true DE3276253D1 (en) 1987-06-11

Family

ID=15120854

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282107487T Expired DE3276253D1 (en) 1981-08-28 1982-08-17 Distribution type fuel injection pump

Country Status (4)

Country Link
US (1) US4450813A (de)
EP (1) EP0073410B1 (de)
JP (1) JPS5835260A (de)
DE (1) DE3276253D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58197466A (ja) * 1982-05-14 1983-11-17 Hitachi Ltd 電磁弁制御燃料噴射ポンプ
EP0118038A3 (de) * 1983-02-04 1986-03-12 Hitachi, Ltd. Kraftstoffeinspritzpumpe
JPS6032970A (ja) * 1983-08-03 1985-02-20 Hitachi Ltd 燃料噴射ポンプの焼結カムリング
US4598683A (en) * 1984-03-15 1986-07-08 Nippondenso Co., Ltd. Fuel injection pump of the distribution type
GB8417862D0 (en) * 1984-07-13 1984-08-15 Lucas Ind Plc Fuel pumping apparatus
JPH0658100B2 (ja) * 1986-02-06 1994-08-03 日本電装株式会社 分配型燃料噴射ポンプ
US4884549A (en) * 1986-04-21 1989-12-05 Stanadyne Automotive Corp. Method and apparatus for regulating fuel injection timing and quantity
DE3722265A1 (de) * 1987-07-06 1989-01-19 Bosch Gmbh Robert Kraftstoffeinspritzpumpe
DE59301885D1 (de) * 1992-04-25 1996-04-18 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für brennkraftmaschinen
DE4438251A1 (de) * 1994-10-26 1996-05-02 Bosch Gmbh Robert Kraftstoffeinspritzpumpe
ATE526501T1 (de) * 2000-07-10 2011-10-15 Mitsubishi Heavy Ind Ltd Brennstoffeinspritzvorrichtung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB956561A (en) * 1959-12-31 1964-04-29 Cav Ltd Variable delivery pumps
US3035523A (en) * 1959-12-31 1962-05-22 Cav Ltd Variable delivery pumps
US3025797A (en) * 1960-10-03 1962-03-20 Cav Ltd Liquid fuel pumps for internal combustion engines
US3107661A (en) * 1962-07-23 1963-10-22 Cav Ltd Liquid fuel pumps for internal combustion engines
US3263614A (en) * 1963-12-05 1966-08-02 Cav Ltd Liquid fuel pumps
DE1267470B (de) * 1964-02-11 1968-05-02 Cav Ltd Brennstoffeinspritzpumpe mit Verteilerdrehschieber
GB1210234A (en) * 1967-03-28 1970-10-28 Cav Ltd Liquid fuel injection pumping apparatus
GB1210233A (en) * 1967-03-28 1970-10-28 Cav Ltd Liquid fuel injection pumping apparatus
GB1227332A (de) * 1967-05-23 1971-04-07
DE1919969C2 (de) * 1969-04-19 1983-10-27 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzpumpe für Brennkraftmaschinen
US3880131A (en) * 1973-06-28 1975-04-29 Bendix Corp Fuel injection system for an internal combustion engine
US4185779A (en) * 1978-01-16 1980-01-29 The Bendix Corporation Fuel injector
GB2017205B (en) * 1978-03-22 1982-06-23 Lucas Industries Ltd Fuel pumping apparatus
US4250857A (en) * 1978-09-13 1981-02-17 The Bendix Corporation Fuel injector for producing shaped injection pulses
JPS5756660A (en) * 1980-09-22 1982-04-05 Hitachi Ltd Fuel injection pump
JPS5827873A (ja) * 1981-08-10 1983-02-18 Hitachi Ltd 燃料噴射ポンプの余剰燃料排出装置

Also Published As

Publication number Publication date
EP0073410A3 (en) 1983-07-06
EP0073410A2 (de) 1983-03-09
EP0073410B1 (de) 1987-05-06
JPS5835260A (ja) 1983-03-01
US4450813A (en) 1984-05-29
JPH0115700B2 (de) 1989-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee