CN1327513A - 内燃发动机的燃料喷射阀 - Google Patents

内燃发动机的燃料喷射阀 Download PDF

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Publication number
CN1327513A
CN1327513A CN00802278A CN00802278A CN1327513A CN 1327513 A CN1327513 A CN 1327513A CN 00802278 A CN00802278 A CN 00802278A CN 00802278 A CN00802278 A CN 00802278A CN 1327513 A CN1327513 A CN 1327513A
Authority
CN
China
Prior art keywords
groove
valve
spring housing
spring
supporting disk
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.)
Pending
Application number
CN00802278A
Other languages
English (en)
Chinese (zh)
Inventor
乔瓦尼·费拉多
汉斯约尔格·埃格勒
安德烈亚斯·温格特
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 CN1327513A publication Critical patent/CN1327513A/zh
Pending legal-status Critical Current

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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
    • F02M59/44—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
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • 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
    • F02M45/08—Injectors peculiar thereto
    • F02M45/083—Having two or more closing springs acting on injection-valve
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/042—The valves being provided with fuel passages
    • F02M61/045—The valves being provided with fuel discharge orifices
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/08—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves opening in direction of fuel flow
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
CN00802278A 1999-10-15 2000-09-27 内燃发动机的燃料喷射阀 Pending CN1327513A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19949818.0 1999-10-15
DE19949818A DE19949818A1 (de) 1999-10-15 1999-10-15 Kraftstoffeinspritzventil für Brennkraftmaschinen

Publications (1)

Publication Number Publication Date
CN1327513A true CN1327513A (zh) 2001-12-19

Family

ID=7925804

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00802278A Pending CN1327513A (zh) 1999-10-15 2000-09-27 内燃发动机的燃料喷射阀

Country Status (8)

Country Link
EP (1) EP1144860A1 (de)
JP (1) JP2003513198A (de)
KR (1) KR20010093157A (de)
CN (1) CN1327513A (de)
BR (1) BR0007212A (de)
CZ (1) CZ20012116A3 (de)
DE (1) DE19949818A1 (de)
WO (1) WO2001031194A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1329654C (zh) * 2002-02-20 2007-08-01 罗伯特·博施有限公司 用于内燃机的燃料喷射装置
CN116044629A (zh) * 2023-03-30 2023-05-02 哈尔滨工程大学 一种两级弹簧活塞耦合实现波动耗能的共轨喷油器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1574705B1 (de) * 2004-02-27 2006-12-27 Siemens VDO Automotive S.p.A. Flüssigkeitseinspritzventil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4346847A (en) * 1980-07-21 1982-08-31 General Motors Corporation Electromagnetic fuel injector with adjustable armature spring
DE4101235C1 (de) 1991-01-17 1992-06-04 Robert Bosch Gmbh, 7000 Stuttgart, De

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1329654C (zh) * 2002-02-20 2007-08-01 罗伯特·博施有限公司 用于内燃机的燃料喷射装置
CN116044629A (zh) * 2023-03-30 2023-05-02 哈尔滨工程大学 一种两级弹簧活塞耦合实现波动耗能的共轨喷油器
CN116044629B (zh) * 2023-03-30 2023-08-15 哈尔滨工程大学 一种两级弹簧活塞耦合实现波动耗能的共轨喷油器

Also Published As

Publication number Publication date
CZ20012116A3 (cs) 2002-06-12
JP2003513198A (ja) 2003-04-08
WO2001031194A1 (de) 2001-05-03
DE19949818A1 (de) 2001-04-26
KR20010093157A (ko) 2001-10-27
EP1144860A1 (de) 2001-10-17
BR0007212A (pt) 2001-09-04

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
AD01 Patent right deemed abandoned
C20 Patent right or utility model deemed to be abandoned or is abandoned