DE3865595D1 - Electromagnetically-controlled fuel injection valve for diesel engine - Google Patents

Electromagnetically-controlled fuel injection valve for diesel engine

Info

Publication number
DE3865595D1
DE3865595D1 DE88113151T DE3865595T DE3865595D1 DE 3865595 D1 DE3865595 D1 DE 3865595D1 DE 88113151 T DE88113151 T DE 88113151T DE 3865595 T DE3865595 T DE 3865595T DE 3865595 D1 DE3865595 D1 DE 3865595D1
Authority
DE
Germany
Prior art keywords
valve
injection valve
needle
control chamber
injection
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
DE88113151T
Other languages
English (en)
Inventor
Sergio I-10040 Rivalta Torino It Turchi
Alessandro I-10141 Torino It Valetto
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
Weber SRL
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 Weber SRL filed Critical Weber SRL
Application granted granted Critical
Publication of DE3865595D1 publication Critical patent/DE3865595D1/de
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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
DE88113151T 1987-08-25 1988-08-12 Electromagnetically-controlled fuel injection valve for diesel engine Expired - Lifetime DE3865595D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8753611U IT212431Z2 (it) 1987-08-25 1987-08-25 Le a comando elettromagnetico per valvola di iniezione del combustibi motori a ciclo diesel

Publications (1)

Publication Number Publication Date
DE3865595D1 true DE3865595D1 (en) 1991-11-28

Family

ID=11284068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88113151T Expired - Lifetime DE3865595D1 (en) 1987-08-25 1988-08-12 Electromagnetically-controlled fuel injection valve for diesel engine

Country Status (8)

Country Link
US (1) US4946106A (de)
EP (1) EP0304747B1 (de)
JP (1) JP2542051B2 (de)
AT (1) ATE68561T1 (de)
BR (1) BR8804300A (de)
DE (1) DE3865595D1 (de)
ES (1) ES2026236T3 (de)
IT (1) IT212431Z2 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1232026B (it) * 1989-02-28 1992-01-23 Weber Srl Dispositivo di iniezione del combustibile ad azionamento elettromagne tico per motori a ciclo diesel
JP2730172B2 (ja) * 1989-05-09 1998-03-25 株式会社デンソー 燃料噴射装置
IT1240173B (it) * 1990-04-06 1993-11-27 Weber Srl Dispositivo di iniezione del carburante ad azionamento elettromagnetico per un motore a combustione interna
IT220661Z2 (it) * 1990-10-31 1993-10-08 Elasis Sistema Ricerca Fita Nel Mezzogiorno Soc.Consortile P.A. Perfezionamenti al sistema di tenuta ad alta pressione della valvola pilota di un iniettore elettromagnetico per sistemi di iniezione del combustibile di motori a combustione interna
IT220663Z2 (it) * 1990-10-31 1993-10-08 Elasis Sistema Ricerca Fita Nel Mezzogiorno Soc.Consortile P.A. Perfezionamenti all'assemblaggio del nucleo di un elettromagnete in un iniettore elettromagnetico per sistemi di iniezione del combustibile di motori a combustione interna
IT1250900B (it) * 1991-12-24 1995-04-21 Elasis Sistema Ricerca Fiat Valvola di iniezione del combustibile a comando elettromagnetico.
DE59308610D1 (de) * 1992-12-23 1998-07-02 Ganser Hydromag Brennstoffeinspritzventil
IT227711Y1 (it) * 1992-12-29 1997-12-15 Elasis Sistema Ricerca Fiat Valvola di dosaggio a comando elettromagnetico per un iniettore di combustibile
GB9320798D0 (en) * 1993-10-08 1993-12-01 Lucas Ind Plc Fuel injection nozzle
IT1261149B (it) * 1993-12-30 1996-05-09 Elasis Sistema Ricerca Fiat Valvola di dosaggio per il comando dell'otturatore di un iniettore di combustibile
GB9404489D0 (en) * 1994-03-09 1994-04-20 Lucas Ind Plc Fuel injection nozzle
DE4434892A1 (de) * 1994-09-29 1996-04-11 Siemens Ag Einspritzventil
JPH08158981A (ja) * 1994-12-02 1996-06-18 Nippondenso Co Ltd 燃料噴射装置
US5485818A (en) * 1995-02-22 1996-01-23 Navistar International Transportation Corp. Dimethyl ether powered engine
GB9508623D0 (en) * 1995-04-28 1995-06-14 Lucas Ind Plc "Fuel injection nozzle"
WO1996038663A1 (en) * 1995-06-02 1996-12-05 Caterpillar Inc. Direct operated check injector
JP3584554B2 (ja) * 1995-07-26 2004-11-04 株式会社デンソー 蓄圧式燃料噴射装置
US5713520A (en) * 1995-11-27 1998-02-03 Caterpillar Inc. Fast spill device for abruptly ending injection in a hydraulically actuated fuel injector
US6027037A (en) * 1995-12-05 2000-02-22 Denso Corporation Accumulator fuel injection apparatus for internal combustion engine
EP0844385B1 (de) * 1996-11-21 2003-03-05 Denso Corporation Speicherkraftstoffeinspritzvorrichtung für Verbrennungsmotor
US5947382A (en) * 1997-06-11 1999-09-07 Stanadyne Automotive Corp. Servo controlled common rail injector
IT1293434B1 (it) * 1997-07-11 1999-03-01 Elasis Sistema Ricerca Fiat Dispositivo di tenuta tra due vani soggetti a pressioni diverse, ad esempio in un inietttore di combustibile per motori a comustione
DE19746568C2 (de) * 1997-10-22 2000-11-02 Daimler Chrysler Ag Kraftstoffeinspritzanlage für eine mehrzylindrige Brennkraftmaschine
IT1296145B1 (it) * 1997-11-18 1999-06-09 Elasis Sistema Ricerca Fiat Dispositivo di fissaggio e tenuta di una valvola di dosaggio in un iniettore di combustibile per motori a combustione interna.
DE19802244A1 (de) * 1998-01-22 1999-07-29 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
GB9805854D0 (en) * 1998-03-20 1998-05-13 Lucas France Fuel injector
DE19832826C2 (de) * 1998-07-21 2000-08-17 Bosch Gmbh Robert Montageverfahren für Kraftstoff-Einspritzventil und Vorsteuerventil sowie Kraftstoff-Einspritzventil
DE19860397A1 (de) * 1998-12-28 2000-06-29 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
US6092737A (en) * 1999-02-02 2000-07-25 General Motors Corporation Direct acting fuel injector
ITTO20010027A1 (it) * 2001-01-16 2002-07-16 Fiat Ricerche Metodo per realizzare iniettori di combustibile ed iniettore di combustibile.
DE10224258B4 (de) * 2002-05-31 2007-02-01 Robert Bosch Gmbh Verfahren zur Begrenzung des maximalen Einspritzdruckes an magnetgesteuerten, nockengetriebenen Einspritzkomponenten
JP4428357B2 (ja) * 2006-04-03 2010-03-10 株式会社デンソー 燃料噴射弁
EP3935276A4 (de) * 2019-04-15 2022-10-19 Cummins, Inc. Kraftstoffeinspritzer mit radial ausrichtbaren düsenlöchern unter verwendung von keilnuten

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2075949A (en) * 1933-11-15 1937-04-06 Excell O Aircraft & Tool Corp Fuel injection system
CH434875A (de) * 1966-06-21 1967-04-30 Huber Robert Brennstoff-Einspritzventil mit elektromagnetischer Betätigung
GB1206632A (en) * 1967-05-23 1970-09-23 Cav Ltd Liquid fuel injection nozzle units
CH494346A (de) * 1968-07-31 1970-07-31 Sulzer Ag Elektromagnetisch gesteuertes Brennstoffeinspritzventil einer Kolbenbrennkraftmaschine
GB1412413A (en) * 1971-10-28 1975-11-05 Cav Ltd Liquid fuel injection systems
FR2190167A5 (de) * 1972-06-23 1974-01-25 Sopromi Soc Proc Modern Inject
FI50730C (fi) * 1972-12-29 1976-06-10 Nokia Oy Ab Sarana, erikoisesti kytkettyjä ikkunarakenteita varten.
JPS519842A (ja) * 1974-07-15 1976-01-26 Ricoh Kk Ondoseigyokairo
US4164326A (en) * 1978-04-06 1979-08-14 General Motors Corporation Electromagnetic fuel injector nozzle assembly
JPS58500293A (ja) * 1981-03-06 1983-02-24 ウオルフ　ジヨ−ジ　デイ エンジンの燃料噴射システム
AT378242B (de) * 1981-07-31 1985-07-10 Berchtold Max Prof Kraftstoffeinspritzanlage fuer brennkraftmaschinen, insbesondere dieselmotoren
US4628881A (en) * 1982-09-16 1986-12-16 Bkm, Inc. Pressure-controlled fuel injection for internal combustion engines
DE3237258C1 (de) * 1982-10-08 1983-12-22 Daimler-Benz Ag, 7000 Stuttgart Elektrisch vorgesteuerte Ventilanordnung
US4482094A (en) * 1983-09-06 1984-11-13 General Motors Corporation Electromagnetic unit fuel injector
US4605166A (en) * 1985-02-21 1986-08-12 Stanadyne, Inc. Accumulator injector
US4709679A (en) * 1985-03-25 1987-12-01 Stanadyne, Inc. Modular accumulator injector
DE3688753T2 (de) * 1985-12-02 1994-01-05 Marco Alfredo Ganser Steuereinrichtung für elektro-hydraulisch betätigte Kraftstoffeinspritzventile.
CH668621A5 (de) * 1986-01-22 1989-01-13 Dereco Dieselmotoren Forschung Kraftstoffeinspritzanlage fuer eine brennkraftmaschine.

Also Published As

Publication number Publication date
BR8804300A (pt) 1989-03-21
ATE68561T1 (de) 1991-11-15
JP2542051B2 (ja) 1996-10-09
EP0304747B1 (de) 1991-10-16
JPH01257754A (ja) 1989-10-13
US4946106A (en) 1990-08-07
IT212431Z2 (it) 1989-07-04
IT8753611V0 (it) 1987-08-25
ES2026236T3 (es) 1992-04-16
EP0304747A1 (de) 1989-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO SOCIET

8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT

8327 Change in the person/name/address of the patent owner

Owner name: ROBERT BOSCH GMBH, 70469 STUTTGART, DE