GB2112871B - Miniaturized unit fuel injector - Google Patents

Miniaturized unit fuel injector

Info

Publication number
GB2112871B
GB2112871B GB08234524A GB8234524A GB2112871B GB 2112871 B GB2112871 B GB 2112871B GB 08234524 A GB08234524 A GB 08234524A GB 8234524 A GB8234524 A GB 8234524A GB 2112871 B GB2112871 B GB 2112871B
Authority
GB
United Kingdom
Prior art keywords
fuel injector
unit fuel
miniaturized unit
miniaturized
injector
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
Application number
GB08234524A
Other languages
English (en)
Other versions
GB2112871A (en
Inventor
Julius P Perr
Lester L Peters
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.)
Cummins Inc
Original Assignee
Cummins Engine Co Inc
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
Priority claimed from US06/332,249 external-priority patent/US4471909A/en
Priority claimed from US06/336,334 external-priority patent/US4441654A/en
Application filed by Cummins Engine Co Inc filed Critical Cummins Engine Co Inc
Publication of GB2112871A publication Critical patent/GB2112871A/en
Application granted granted Critical
Publication of GB2112871B publication Critical patent/GB2112871B/en
Expired 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/021—Injectors structurally combined with fuel-injection pumps the injector being of valveless type, e.g. the pump piston co-operating with a conical seat of an injection nozzle at the end of the pumping stroke
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
GB08234524A 1981-12-18 1982-12-03 Miniaturized unit fuel injector Expired GB2112871B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/332,249 US4471909A (en) 1981-12-18 1981-12-18 Miniaturized unit fuel injector
US06/336,334 US4441654A (en) 1981-12-31 1981-12-31 Fuel injector assembly including a blow-back prevention cam

Publications (2)

Publication Number Publication Date
GB2112871A GB2112871A (en) 1983-07-27
GB2112871B true GB2112871B (en) 1986-05-21

Family

ID=26988131

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08234524A Expired GB2112871B (en) 1981-12-18 1982-12-03 Miniaturized unit fuel injector

Country Status (4)

Country Link
KR (1) KR860001308B1 (es)
BR (1) BR8207376A (es)
GB (1) GB2112871B (es)
MX (1) MX154435A (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642478B1 (fr) * 1989-02-02 1991-04-12 Semt Pielstick Dispositif de commande d'une pompe d'injection de combustible
GB0229487D0 (en) * 2002-12-18 2003-01-22 Delphi Tech Inc Cam arrangement and fuel pump arrangement incorporating a cam arrangement
JP6494486B2 (ja) * 2015-09-30 2019-04-03 ヤンマー株式会社 ディーゼルエンジン

Also Published As

Publication number Publication date
BR8207376A (pt) 1983-10-18
GB2112871A (en) 1983-07-27
MX154435A (es) 1987-08-17
KR860001308B1 (ko) 1986-09-11
KR840002953A (ko) 1984-07-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981203