GB2348247B - Injection valve - Google Patents

Injection valve

Info

Publication number
GB2348247B
GB2348247B GB0007078A GB0007078A GB2348247B GB 2348247 B GB2348247 B GB 2348247B GB 0007078 A GB0007078 A GB 0007078A GB 0007078 A GB0007078 A GB 0007078A GB 2348247 B GB2348247 B GB 2348247B
Authority
GB
United Kingdom
Prior art keywords
injection valve
injection
valve
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 - Lifetime
Application number
GB0007078A
Other versions
GB0007078D0 (en
GB2348247A (en
Inventor
Gerhard Domberger
Jordan Gentscheff
Norbert Kosubek
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.)
MAN B&W Diesel GmbH
Original Assignee
MAN B&W Diesel 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 MAN B&W Diesel GmbH filed Critical MAN B&W Diesel GmbH
Publication of GB0007078D0 publication Critical patent/GB0007078D0/en
Publication of GB2348247A publication Critical patent/GB2348247A/en
Application granted granted Critical
Publication of GB2348247B publication Critical patent/GB2348247B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling 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
    • F02M61/16—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
GB0007078A 1999-03-24 2000-03-23 Injection valve Expired - Lifetime GB2348247B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1999113286 DE19913286A1 (en) 1999-03-24 1999-03-24 Injector

Publications (3)

Publication Number Publication Date
GB0007078D0 GB0007078D0 (en) 2000-05-17
GB2348247A GB2348247A (en) 2000-09-27
GB2348247B true GB2348247B (en) 2003-02-12

Family

ID=7902212

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0007078A Expired - Lifetime GB2348247B (en) 1999-03-24 2000-03-23 Injection valve

Country Status (4)

Country Link
JP (1) JP2000283005A (en)
DE (1) DE19913286A1 (en)
FI (1) FI113079B (en)
GB (1) GB2348247B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10900450B1 (en) 2019-08-05 2021-01-26 Caterpillar Inc. Fuel system, fuel injector nozzle assembly, and engine head assembly structured for ducted fuel injection
US11549474B2 (en) 2021-05-24 2023-01-10 Caterpillar Inc. Ducted fuel injector having nested checks with non-rotating outer check and method of operating same
US11852113B2 (en) 2022-02-02 2023-12-26 Caterpillar Inc. Fuel injector having spray ducts sized for optimized soot reduction
US11885290B2 (en) 2020-09-08 2024-01-30 Caterpillar Inc. Fuel injector and nozzle assembly having dual concentric check assembly and ducted spray orifices

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10058153A1 (en) * 2000-11-22 2002-06-06 Bosch Gmbh Robert Injection nozzle with separately controllable nozzle needles
DE10222208A1 (en) * 2002-05-18 2003-11-27 Bosch Gmbh Robert Fuel injection valve for combustion engine, has outer valve needle that is so moved in bore of housing that valve can be kept in intermediate position without resting at stop shoulder of inner valve needle
DE10338768A1 (en) * 2003-08-25 2005-03-24 Robert Bosch Gmbh Fuel injector, for an IC motor, has a hollow sliding needle which controls the outer injection opening(s) at a valve seat and a coaxial sliding valve needle for the inner injection opening(s)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1363614A (en) * 1972-02-25 1974-08-14 Allis Chalmers Fuel injection nozzle assembly
DE3824467A1 (en) * 1988-07-19 1990-01-25 Man B & W Diesel Ag Injection valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554987A1 (en) * 1975-12-06 1977-06-16 Bosch Gmbh Robert FUEL INJECTION NOZZLE FOR COMBUSTION MACHINES
DE19611872A1 (en) * 1996-03-26 1997-10-02 Bosch Gmbh Robert Fuel injection valve for internal combustion engines

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1363614A (en) * 1972-02-25 1974-08-14 Allis Chalmers Fuel injection nozzle assembly
DE3824467A1 (en) * 1988-07-19 1990-01-25 Man B & W Diesel Ag Injection valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10900450B1 (en) 2019-08-05 2021-01-26 Caterpillar Inc. Fuel system, fuel injector nozzle assembly, and engine head assembly structured for ducted fuel injection
US11885290B2 (en) 2020-09-08 2024-01-30 Caterpillar Inc. Fuel injector and nozzle assembly having dual concentric check assembly and ducted spray orifices
US11549474B2 (en) 2021-05-24 2023-01-10 Caterpillar Inc. Ducted fuel injector having nested checks with non-rotating outer check and method of operating same
US11852113B2 (en) 2022-02-02 2023-12-26 Caterpillar Inc. Fuel injector having spray ducts sized for optimized soot reduction

Also Published As

Publication number Publication date
FI20000561A (en) 2000-09-24
FI20000561A0 (en) 2000-03-10
GB0007078D0 (en) 2000-05-17
JP2000283005A (en) 2000-10-10
DE19913286A1 (en) 2000-10-12
GB2348247A (en) 2000-09-27
FI113079B (en) 2004-02-27

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20200322