FR2612569B1 - PUMP INJECTOR - Google Patents

PUMP INJECTOR

Info

Publication number
FR2612569B1
FR2612569B1 FR8803562A FR8803562A FR2612569B1 FR 2612569 B1 FR2612569 B1 FR 2612569B1 FR 8803562 A FR8803562 A FR 8803562A FR 8803562 A FR8803562 A FR 8803562A FR 2612569 B1 FR2612569 B1 FR 2612569B1
Authority
FR
France
Prior art keywords
pump injector
injector
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.)
Expired - Fee Related
Application number
FR8803562A
Other languages
French (fr)
Other versions
FR2612569A1 (en
Inventor
Uwe Scher
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.)
Volkswagen AG
Original Assignee
Volkswagen AG
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 Volkswagen AG filed Critical Volkswagen AG
Publication of FR2612569A1 publication Critical patent/FR2612569A1/en
Application granted granted Critical
Publication of FR2612569B1 publication Critical patent/FR2612569B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F02M45/066—Having specially arranged spill port and spill contour on the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
FR8803562A 1987-03-21 1988-03-18 PUMP INJECTOR Expired - Fee Related FR2612569B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3709370 1987-03-21

Publications (2)

Publication Number Publication Date
FR2612569A1 FR2612569A1 (en) 1988-09-23
FR2612569B1 true FR2612569B1 (en) 1994-06-03

Family

ID=6323706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8803562A Expired - Fee Related FR2612569B1 (en) 1987-03-21 1988-03-18 PUMP INJECTOR

Country Status (4)

Country Link
JP (1) JP2511980Y2 (en)
DE (1) DE3807965C2 (en)
FR (1) FR2612569B1 (en)
IT (1) IT1216126B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4913113A (en) * 1989-01-09 1990-04-03 Baranescu George S Internal combustion engine with fuel tolerance and low emissions
DE3913062A1 (en) * 1989-04-21 1990-10-25 Daimler Benz Ag FUEL INJECTION DEVICE FOR AN AIR COMPRESSING INTERNAL COMBUSTION ENGINE, ESPECIALLY SUCH AS A DIRECT INJECTOR
JP2796382B2 (en) * 1989-12-07 1998-09-10 ヤンマーディーゼル株式会社 Two-stage injection electronic control unit injector
DE19755591A1 (en) * 1997-12-15 1999-06-17 Volkswagen Ag Fuel injection device for IC engines
DE10211201A1 (en) * 2002-03-14 2003-09-25 Volkswagen Ag Pump nozzle element for a combustion engine, especially for motor vehicle fuel injection, can alter distance between two buffers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2855539A1 (en) * 1978-12-22 1980-07-03 Daimler Benz Ag PUMP - NOZZLE FOR AIR COMPRESSING INJECTION ENGINE
FR2482669A2 (en) * 1979-05-28 1981-11-20 Semt IMPROVEMENT TO INJECTION PUMP FOR INTERNAL COMBUSTION ENGINE
DE2922426A1 (en) * 1979-06-01 1980-12-11 Daimler Benz Ag Fuel injection pump for diesel engine - has two control grooves in plunger linked by groove in cylinder for two=stage injection
JPS5783658A (en) * 1980-11-14 1982-05-25 Nippon Denso Co Ltd Fuel injection device
DE3318010A1 (en) * 1983-05-18 1984-11-22 Robert Bosch Gmbh, 7000 Stuttgart INJECTION DEVICE FOR AN INTERNAL COMBUSTION ENGINE
US4505243A (en) * 1983-07-04 1985-03-19 Nissan Motor Company, Limited Electromagnetic injection control valve in unit fuel injector

Also Published As

Publication number Publication date
DE3807965A1 (en) 1988-10-06
JPH0158771U (en) 1989-04-12
JP2511980Y2 (en) 1996-09-25
IT1216126B (en) 1990-02-22
IT8819821A0 (en) 1988-03-17
DE3807965C2 (en) 1994-08-25
FR2612569A1 (en) 1988-09-23

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20071130