EP0273225A3 - Fuel injection pump for internal-combustion engines - Google Patents

Fuel injection pump for internal-combustion engines Download PDF

Info

Publication number
EP0273225A3
EP0273225A3 EP87117819A EP87117819A EP0273225A3 EP 0273225 A3 EP0273225 A3 EP 0273225A3 EP 87117819 A EP87117819 A EP 87117819A EP 87117819 A EP87117819 A EP 87117819A EP 0273225 A3 EP0273225 A3 EP 0273225A3
Authority
EP
European Patent Office
Prior art keywords
internal
fuel injection
combustion engines
injection pump
pump
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
EP87117819A
Other languages
German (de)
Other versions
EP0273225A2 (en
EP0273225B1 (en
Inventor
Wolfgang Fehlmann
Gerald Hofer
Dieter Junger
Gerhard Stumpp
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP0273225A2 publication Critical patent/EP0273225A2/en
Publication of EP0273225A3 publication Critical patent/EP0273225A3/en
Application granted granted Critical
Publication of EP0273225B1 publication Critical patent/EP0273225B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable pressure
    • 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
    • F02M41/126—Variably-timed valves controlling fuel passages valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP19870117819 1986-12-23 1987-12-02 Fuel injection pump for internal-combustion engines Expired - Lifetime EP0273225B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863644147 DE3644147A1 (en) 1986-12-23 1986-12-23 FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE3644147 1986-12-23

Publications (3)

Publication Number Publication Date
EP0273225A2 EP0273225A2 (en) 1988-07-06
EP0273225A3 true EP0273225A3 (en) 1990-04-25
EP0273225B1 EP0273225B1 (en) 1991-08-21

Family

ID=6317034

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19870117819 Expired - Lifetime EP0273225B1 (en) 1986-12-23 1987-12-02 Fuel injection pump for internal-combustion engines

Country Status (5)

Country Link
US (1) US4763631A (en)
EP (1) EP0273225B1 (en)
JP (1) JPS63167064A (en)
KR (1) KR880007910A (en)
DE (2) DE3644147A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3644148A1 (en) * 1986-12-23 1988-07-07 Bosch Gmbh Robert FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE3644150C2 (en) * 1986-12-23 1995-11-23 Bosch Gmbh Robert Fuel injection pump for internal combustion engines
DE3644583A1 (en) * 1986-12-27 1988-07-07 Bosch Gmbh Robert FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE3644584A1 (en) * 1986-12-27 1988-07-07 Bosch Gmbh Robert FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
EP0301222B1 (en) * 1987-07-25 1992-05-06 Robert Bosch Gmbh Fuel injection pump for internal-combustion engines
US5364243A (en) * 1989-08-02 1994-11-15 Diesel Kiki Co., Ltd. Fuel injection pump
DE4137072A1 (en) * 1991-11-12 1993-05-13 Bosch Gmbh Robert FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE4436416A1 (en) * 1994-10-12 1996-04-18 Bosch Gmbh Robert Fuel injection pump
US5870996A (en) * 1998-04-10 1999-02-16 Alfred J. Buescher High-pressure dual-feed-rate injector pump with auxiliary spill port
JP5501272B2 (en) * 2011-03-08 2014-05-21 日立オートモティブシステムズ株式会社 High pressure fuel supply pump

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2151412A5 (en) * 1971-08-26 1973-04-13 Bosch
US4220128A (en) * 1977-06-30 1980-09-02 Diesel Kiki Co., Ltd. Distribution type fuel injection pump
DE3213724A1 (en) * 1981-04-18 1982-11-11 Diesel Kiki Co. Ltd., Tokyo DISTRIBUTOR INJECTION PUMP
EP0166995A2 (en) * 1984-07-06 1986-01-08 Robert Bosch Gmbh Fuel injection pump for internal-combustion engines
DE3524387A1 (en) * 1984-07-10 1986-01-23 Nissan Motor Co., Ltd., Yokohama, Kanagawa Fuel injection pump
FR2568944A1 (en) * 1984-08-08 1986-02-14 Bosch Gmbh Robert Fuel injection distributor pump for high-speed Diesel IC engine
DE3510221A1 (en) * 1985-03-21 1986-09-25 Robert Bosch Gmbh, 7000 Stuttgart Fuel injection pump for internal combustion engines
DE3516455A1 (en) * 1985-05-08 1986-11-13 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION PUMP

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6010181B2 (en) * 1978-01-30 1985-03-15 株式会社ボッシュオートモーティブ システム distribution type fuel injection pump
JPS54126828A (en) * 1978-03-25 1979-10-02 Diesel Kiki Co Ltd Distribution-type fuel injection pump
JPS5838618B2 (en) * 1979-11-21 1983-08-24 日産自動車株式会社 Injection amount control device for distribution type fuel injection pump
DE3004460A1 (en) * 1980-02-07 1981-09-10 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE3326973A1 (en) * 1983-07-27 1985-02-07 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE3612068A1 (en) * 1986-04-10 1987-10-15 Bosch Gmbh Robert FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES WITH EXHAUST GAS RECIRCULATION

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2151412A5 (en) * 1971-08-26 1973-04-13 Bosch
US4220128A (en) * 1977-06-30 1980-09-02 Diesel Kiki Co., Ltd. Distribution type fuel injection pump
DE3213724A1 (en) * 1981-04-18 1982-11-11 Diesel Kiki Co. Ltd., Tokyo DISTRIBUTOR INJECTION PUMP
EP0166995A2 (en) * 1984-07-06 1986-01-08 Robert Bosch Gmbh Fuel injection pump for internal-combustion engines
DE3524387A1 (en) * 1984-07-10 1986-01-23 Nissan Motor Co., Ltd., Yokohama, Kanagawa Fuel injection pump
FR2568944A1 (en) * 1984-08-08 1986-02-14 Bosch Gmbh Robert Fuel injection distributor pump for high-speed Diesel IC engine
DE3510221A1 (en) * 1985-03-21 1986-09-25 Robert Bosch Gmbh, 7000 Stuttgart Fuel injection pump for internal combustion engines
DE3516455A1 (en) * 1985-05-08 1986-11-13 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION PUMP

Also Published As

Publication number Publication date
KR880007910A (en) 1988-08-29
DE3644147A1 (en) 1988-07-07
EP0273225A2 (en) 1988-07-06
US4763631A (en) 1988-08-16
JPS63167064A (en) 1988-07-11
EP0273225B1 (en) 1991-08-21
DE3772363D1 (en) 1991-09-26

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