DE3644257A1 - Kraftstoffeinspritzpumpe - Google Patents

Kraftstoffeinspritzpumpe

Info

Publication number
DE3644257A1
DE3644257A1 DE19863644257 DE3644257A DE3644257A1 DE 3644257 A1 DE3644257 A1 DE 3644257A1 DE 19863644257 DE19863644257 DE 19863644257 DE 3644257 A DE3644257 A DE 3644257A DE 3644257 A1 DE3644257 A1 DE 3644257A1
Authority
DE
Germany
Prior art keywords
fuel
fuel injection
valve
pressure
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
DE19863644257
Other languages
German (de)
English (en)
Other versions
DE3644257C2 (US20030220297A1-20031127-C00009.png
Inventor
Shoichi Suzuki
Akira Inoue
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 DE3644257A1 publication Critical patent/DE3644257A1/de
Application granted granted Critical
Publication of DE3644257C2 publication Critical patent/DE3644257C2/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
    • F02M59/366—Valves being actuated electrically
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/06—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
    • F02M59/44—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
    • F02M59/46—Valves
    • F02M59/462—Delivery valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE19863644257 1985-12-27 1986-12-23 Kraftstoffeinspritzpumpe Granted DE3644257A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19976985U JPS62110566U (US20030220297A1-20031127-C00009.png) 1985-12-27 1985-12-27

Publications (2)

Publication Number Publication Date
DE3644257A1 true DE3644257A1 (de) 1987-07-02
DE3644257C2 DE3644257C2 (US20030220297A1-20031127-C00009.png) 1991-02-07

Family

ID=16413309

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863644257 Granted DE3644257A1 (de) 1985-12-27 1986-12-23 Kraftstoffeinspritzpumpe

Country Status (2)

Country Link
JP (1) JPS62110566U (US20030220297A1-20031127-C00009.png)
DE (1) DE3644257A1 (US20030220297A1-20031127-C00009.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298254A1 (de) * 1987-07-04 1989-01-11 Robert Bosch Gmbh Kraftstoffeinspritzpumpe
EP0688950A1 (de) 1994-06-21 1995-12-27 Robert Bosch Gmbh Kraftstoffeinspritzsystem
WO1998049442A1 (de) 1997-04-25 1998-11-05 Robert Bosch Gmbh Kraftstoffeinspritzsystem
WO2000001937A2 (de) * 1998-07-02 2000-01-13 Robert Bosch Gmbh Druckventil

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10313662B4 (de) * 2003-03-26 2005-10-13 Robert Bosch Gmbh Durchflussbegrenzungsventil mit Schwingungsdämpfung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH192773A (de) * 1935-10-17 1937-08-31 Bosch Robert Ag Einspritzpumpe.
DE3437053A1 (de) * 1983-12-08 1985-06-20 Toyota Jidosha K.K., Toyota, Aichi Diesel-brennstoffeinspritzpumpe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59206664A (ja) * 1983-05-09 1984-11-22 Diesel Kiki Co Ltd 分配型燃料噴射ポンプ
JPH0672580B2 (ja) * 1983-11-18 1994-09-14 トヨタ自動車株式会社 デイ−ゼルエンジンの燃料噴射装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH192773A (de) * 1935-10-17 1937-08-31 Bosch Robert Ag Einspritzpumpe.
DE3437053A1 (de) * 1983-12-08 1985-06-20 Toyota Jidosha K.K., Toyota, Aichi Diesel-brennstoffeinspritzpumpe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MTZ Motortechnische Zeitschrift, 38(1977)4, S. 131/132 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298254A1 (de) * 1987-07-04 1989-01-11 Robert Bosch Gmbh Kraftstoffeinspritzpumpe
EP0688950A1 (de) 1994-06-21 1995-12-27 Robert Bosch Gmbh Kraftstoffeinspritzsystem
WO1998049442A1 (de) 1997-04-25 1998-11-05 Robert Bosch Gmbh Kraftstoffeinspritzsystem
CN1089854C (zh) * 1997-04-25 2002-08-28 罗伯特·博施有限公司 喷油系统
WO2000001937A2 (de) * 1998-07-02 2000-01-13 Robert Bosch Gmbh Druckventil
WO2000001937A3 (de) * 1998-07-02 2000-11-16 Bosch Gmbh Robert Druckventil

Also Published As

Publication number Publication date
DE3644257C2 (US20030220297A1-20031127-C00009.png) 1991-02-07
JPS62110566U (US20030220297A1-20031127-C00009.png) 1987-07-14

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Free format text: A. HANSMANN UND KOLLEGEN, 81369 MUENCHEN

8339 Ceased/non-payment of the annual fee