DE69414286D1 - Fuel injector - Google Patents

Fuel injector

Info

Publication number
DE69414286D1
DE69414286D1 DE69414286T DE69414286T DE69414286D1 DE 69414286 D1 DE69414286 D1 DE 69414286D1 DE 69414286 T DE69414286 T DE 69414286T DE 69414286 T DE69414286 T DE 69414286T DE 69414286 D1 DE69414286 D1 DE 69414286D1
Authority
DE
Germany
Prior art keywords
fuel injector
injector
fuel
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
DE69414286T
Other languages
German (de)
Other versions
DE69414286T2 (en
Inventor
Masahito Shibata
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE69414286D1 publication Critical patent/DE69414286D1/en
Publication of DE69414286T2 publication Critical patent/DE69414286T2/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
    • F02M45/12—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
    • 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
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/102—Mechanical drive, e.g. tappets or cams
    • 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
    • F02M61/06—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 being furnished at seated ends with pintle or plug shaped extensions

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE1994614286 1993-03-11 1994-03-10 Fuel injector Expired - Fee Related DE69414286T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5050974A JP2982542B2 (en) 1993-03-11 1993-03-11 Fuel injection device

Publications (2)

Publication Number Publication Date
DE69414286D1 true DE69414286D1 (en) 1998-12-10
DE69414286T2 DE69414286T2 (en) 1999-05-12

Family

ID=12873789

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994614286 Expired - Fee Related DE69414286T2 (en) 1993-03-11 1994-03-10 Fuel injector

Country Status (3)

Country Link
EP (1) EP0615065B1 (en)
JP (1) JP2982542B2 (en)
DE (1) DE69414286T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08177670A (en) * 1994-12-21 1996-07-12 Toyota Motor Corp Fuel injection pump for diesel engine
CA2473639C (en) * 2004-07-09 2006-11-14 Westport Research Inc. Fuel injection valve
US7527041B2 (en) 2005-07-08 2009-05-05 Westport Power Inc. Fuel injection valve
JP5285442B2 (en) * 2009-01-13 2013-09-11 ヤンマー株式会社 Fuel injection pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR887679A (en) * 1941-11-15 1943-11-19 Bosch Gmbh Robert Injection pump, especially for internal combustion engines
CH350835A (en) * 1956-11-16 1960-12-15 Friedmann & Maier Ag Injection nozzle for fuel injection engines
JPS59170463A (en) * 1983-03-16 1984-09-26 Nippon Denso Co Ltd Fuel injection valve
JPH0652070B2 (en) * 1985-05-14 1994-07-06 株式会社ゼクセル Fuel injection pump
JPS62288364A (en) * 1986-06-06 1987-12-15 Diesel Kiki Co Ltd Fuel injection device

Also Published As

Publication number Publication date
EP0615065A1 (en) 1994-09-14
JPH06264841A (en) 1994-09-20
DE69414286T2 (en) 1999-05-12
JP2982542B2 (en) 1999-11-22
EP0615065B1 (en) 1998-11-04

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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