[go: up one dir, main page]

AT312372B - Fuel injector for internal combustion engines - Google Patents

Fuel injector for internal combustion engines

Info

Publication number
AT312372B
AT312372B AT371772A AT371772A AT312372B AT 312372 B AT312372 B AT 312372B AT 371772 A AT371772 A AT 371772A AT 371772 A AT371772 A AT 371772A AT 312372 B AT312372 B AT 312372B
Authority
AT
Austria
Prior art keywords
internal combustion
fuel injector
combustion engines
engines
injector
Prior art date
Application number
AT371772A
Other languages
German (de)
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of AT312372B publication Critical patent/AT312372B/en

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
    • 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
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with 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
    • F02M45/086—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
    • F02M61/161—Means for adjusting injection-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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/44—Valves, e.g. injectors, with valve bodies arranged side-by-side
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
    • F02M2200/505—Adjusting spring tension by sliding spring seats

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
AT371772A 1971-04-29 1972-04-27 Fuel injector for internal combustion engines AT312372B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2121121A DE2121121C3 (en) 1971-04-29 1971-04-29 Fuel injector for internal combustion engines

Publications (1)

Publication Number Publication Date
AT312372B true AT312372B (en) 1973-12-27

Family

ID=5806373

Family Applications (1)

Application Number Title Priority Date Filing Date
AT371772A AT312372B (en) 1971-04-29 1972-04-27 Fuel injector for internal combustion engines

Country Status (6)

Country Link
US (1) US3764076A (en)
AT (1) AT312372B (en)
DE (1) DE2121121C3 (en)
FR (1) FR2136720A5 (en)
GB (1) GB1389299A (en)
IT (1) IT953848B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066213A (en) * 1976-04-16 1978-01-03 Deere & Company Fuel injection nozzle assembly
DE2711391A1 (en) * 1977-03-16 1978-09-21 Bosch Gmbh Robert FUEL INJECTOR
DE2943896A1 (en) * 1979-10-31 1981-05-14 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION NOZZLE FOR INTERNAL COMBUSTION ENGINES
DE2944339A1 (en) * 1979-11-02 1981-05-14 Volkswagenwerk Ag, 3180 Wolfsburg IC engine with two spark plugs per cylinder - has fuel injector directing separate fuel jets at plugs during idling
DE3407545A1 (en) * 1984-03-01 1985-09-05 Hubert 8500 Nürnberg Keiczek Fuel injection nozzle for internal-combustion engines
GB9920144D0 (en) 1999-08-26 1999-10-27 Lucas Industries Ltd Fuel injector
US8069835B2 (en) * 2005-03-09 2011-12-06 Caterpillar Inc. Internal combustion engine and operating method therefor
US7556017B2 (en) * 2006-03-31 2009-07-07 Caterpillar Inc. Twin needle valve dual mode injector
US9046067B2 (en) * 2012-09-28 2015-06-02 Caterpillar Inc. Dual fuel injector with off set check biasing springs
US9175651B2 (en) * 2013-08-19 2015-11-03 Caterpillar Inc. Dual fuel system for internal combustion engine and leakage limiting seal strategy for same
US20140346254A1 (en) * 2014-08-07 2014-11-27 Caterpillar Inc. Fuel injector for gaseous injection
CN107100773A (en) * 2017-05-04 2017-08-29 芜湖市海联机械设备有限公司 A kind of fuel injector
CN111819356B (en) * 2018-01-23 2022-02-25 瓦锡兰芬兰有限公司 Fuel injection device and method for operating a piston engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE615604C (en) * 1931-12-09 1935-07-11 Alessandro Baj Dr Ing Fluid-controlled injection device for internal combustion engines
GB549419A (en) * 1941-04-18 1942-11-20 Nat Gas And Oil Engine Company Improvements in or relating to injection nozzles for internal-combustion engines
FR1209212A (en) * 1958-06-27 1960-02-29 Improvements made to pressurized liquid injectors, particularly fuel injectors

Also Published As

Publication number Publication date
DE2121121A1 (en) 1972-11-09
DE2121121C3 (en) 1979-01-25
IT953848B (en) 1973-08-10
DE2121121B2 (en) 1978-06-01
US3764076A (en) 1973-10-09
GB1389299A (en) 1975-04-03
FR2136720A5 (en) 1972-12-22

Similar Documents

Publication Publication Date Title
AT313648B (en) Fuel injection system for internal combustion engines
AT318974B (en) Fuel injection system for internal combustion engines
AT311123B (en) Fuel injection pump for multi-cylinder internal combustion engines
AT313645B (en) Fuel injection device for internal combustion engines
AT314906B (en) Fuel injection device for internal combustion engines
AT307163B (en) Pump nozzle for fuel injection for internal combustion engines
CH541071A (en) Fuel injection device for internal combustion engines
AT308472B (en) Fuel injection device for internal combustion engines with compression ignition
AT299625B (en) Fuel injection pump for internal combustion engines
AT311726B (en) Fuel injection system for mixture-compressing, spark-ignited internal combustion engines
AT317615B (en) Ignition device for internal combustion engines
SE404403B (en) FUEL INJECTOR FOR COMBUSTION ENGINES
AT312372B (en) Fuel injector for internal combustion engines
AT304171B (en) Fuel injection system for mixture-compressing, spark-ignited internal combustion engines
AT315578B (en) Fuel injection pump for internal combustion engines
AT314907B (en) Fuel injection pump for internal combustion engines
AT303456B (en) Multi-cylinder fuel injection pump for internal combustion engines
AT301952B (en) Fuel injection pump for internal combustion engines
CH542365A (en) Fuel injection pump for internal combustion engines
AT304945B (en) Fuel injection pump for internal combustion engines
AT313649B (en) Fuel injection pump for internal combustion engines
AT295242B (en) Fuel injection system for mixture-compressing internal combustion engines
CH429302A (en) Fuel injection pump for multi-cylinder internal combustion engines
AT307810B (en) Fuel injection system for mixture-compressing spark-ignited internal combustion engines
AT316222B (en) Injection pump for internal combustion engines

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee