DE69108673D1 - Verbessertes Hochdruckplungersystem für das Steuerventil eines elektromagnetischen Einspritzventils von Brennkraftmaschinen. - Google Patents

Verbessertes Hochdruckplungersystem für das Steuerventil eines elektromagnetischen Einspritzventils von Brennkraftmaschinen.

Info

Publication number
DE69108673D1
DE69108673D1 DE69108673T DE69108673T DE69108673D1 DE 69108673 D1 DE69108673 D1 DE 69108673D1 DE 69108673 T DE69108673 T DE 69108673T DE 69108673 T DE69108673 T DE 69108673T DE 69108673 D1 DE69108673 D1 DE 69108673D1
Authority
DE
Germany
Prior art keywords
internal combustion
high pressure
combustion engines
improved high
pressure plunger
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
DE69108673T
Other languages
English (en)
Other versions
DE69108673T2 (de
Inventor
Mario Ricco
Matthaeis Sisto Luigi De
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
Elasis Sistema Ricerca Fiat nel Mezzogiorno SCpA
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 Elasis Sistema Ricerca Fiat nel Mezzogiorno SCpA filed Critical Elasis Sistema Ricerca Fiat nel Mezzogiorno SCpA
Application granted granted Critical
Publication of DE69108673D1 publication Critical patent/DE69108673D1/de
Publication of DE69108673T2 publication Critical patent/DE69108673T2/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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
    • 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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Magnetically Actuated Valves (AREA)
DE69108673T 1990-10-31 1991-10-29 Verbessertes Hochdruckplungersystem für das Steuerventil eines elektromagnetischen Einspritzventils von Brennkraftmaschinen. Expired - Lifetime DE69108673T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT53352U IT220660Z2 (it) 1990-10-31 1990-10-31 Perfezionamenti al sistema di otturatore per alta pressione in una valvola pilota di un iniettore elettromagnetico per sistemi di iniezione del combustibile di motori a combustione interna

Publications (2)

Publication Number Publication Date
DE69108673D1 true DE69108673D1 (de) 1995-05-11
DE69108673T2 DE69108673T2 (de) 1995-12-21

Family

ID=11282065

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69108673T Expired - Lifetime DE69108673T2 (de) 1990-10-31 1991-10-29 Verbessertes Hochdruckplungersystem für das Steuerventil eines elektromagnetischen Einspritzventils von Brennkraftmaschinen.

Country Status (6)

Country Link
US (1) US5244150A (de)
EP (1) EP0484804B1 (de)
JP (1) JP3094116B2 (de)
DE (1) DE69108673T2 (de)
ES (1) ES2073644T3 (de)
IT (1) IT220660Z2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1250900B (it) * 1991-12-24 1995-04-21 Elasis Sistema Ricerca Fiat Valvola di iniezione del combustibile a comando elettromagnetico.
DE4336108C1 (de) * 1993-10-22 1994-12-01 Daimler Benz Ag Magnetvenitl an einer für Brennkraftmaschinen vorgesehenen Kraftstoffeinspritzdüse
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
JP3085085B2 (ja) * 1994-05-09 2000-09-04 三菱電機株式会社 データアクセス装置及び分散データベースシステム
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
US6027037A (en) * 1995-12-05 2000-02-22 Denso Corporation Accumulator fuel injection apparatus for internal combustion engine
JP3719468B2 (ja) * 1996-09-02 2005-11-24 株式会社デンソー 蓄圧式燃料噴射装置
DE19650865A1 (de) * 1996-12-07 1998-06-10 Bosch Gmbh Robert Magnetventil
IT1289795B1 (it) * 1996-12-23 1998-10-16 Elasis Sistema Ricerca Fiat Perfezionamenti ad una valvola di dosaggio a comando elettromagnetico, con otturatore a sfera, per un iniettore di combustibile.
DE19757659C1 (de) * 1997-12-23 1999-06-17 Siemens Ag Einspritzventil mit einer Ausgleichsfläche
US6092737A (en) * 1999-02-02 2000-07-25 General Motors Corporation Direct acting fuel injector
DE19915686A1 (de) * 1999-04-07 2000-10-12 Delphi Tech Inc Schaltventil
DE19939450A1 (de) * 1999-08-20 2001-03-01 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE10139622B4 (de) 2001-03-29 2018-06-14 Robert Bosch Gmbh Einspritzventil
ITTO20010970A1 (it) * 2001-10-12 2003-04-12 Fiat Ricerche Inettore di combustibile per un motore a combustione interna.
ITTO20010969A1 (it) * 2001-10-12 2003-04-12 C R F Societa Con Sortile Per Perfezionamenti ad un iniettore di combustibile per motori endotermici, avente una valvola di dosaggio elettromagnetica.
JP2007009899A (ja) * 2005-05-31 2007-01-18 Denso Corp 燃料噴射弁
JP4702282B2 (ja) * 2006-01-17 2011-06-15 株式会社デンソー 流体制御弁およびそれを用いた燃料噴射弁
JP2007192080A (ja) * 2006-01-18 2007-08-02 Denso Corp 燃料噴射弁
DE102008005532A1 (de) * 2008-01-22 2009-07-23 Robert Bosch Gmbh Kraftstoffinjektor, dessen Steuerventilelement einen Stützbereich aufweist
JP2009197947A (ja) * 2008-02-22 2009-09-03 Denso Corp 電磁弁および燃料噴射弁
JP4670878B2 (ja) * 2008-03-07 2011-04-13 株式会社デンソー 制御弁およびインジェクタ
JP5152220B2 (ja) * 2010-02-18 2013-02-27 株式会社デンソー 燃料噴射装置
JP6781661B2 (ja) * 2017-04-20 2020-11-04 ボッシュ株式会社 燃料噴射装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218021A (en) * 1977-10-03 1980-08-19 General Motors Corporation Electromagnetic fuel injector
DE2936425A1 (de) * 1979-09-08 1981-04-02 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares kraftsoffeinspritzventil
US4709679A (en) * 1985-03-25 1987-12-01 Stanadyne, Inc. Modular accumulator injector
GB8527827D0 (en) * 1985-11-12 1985-12-18 Lucas Ind Plc Control valve
IT212432Z2 (it) * 1987-08-25 1989-07-04 Weber Srl Valvola di iniezione del combustibile a comando elettromagnetico per motori a ciclo diesel
DE3855969T2 (de) * 1987-12-02 1998-03-05 Ganser Hydromag Elektromagnetisch betätigbare Vorrichtung zum schnellen Umschalten eines elektro-hydraulisch betätigten Kraftstoffeinspritzventils
EP0331200B1 (de) * 1988-03-04 1995-05-31 Yamaha Motor Co., Ltd. Brennstoffeinspritzdüse
DE3834444A1 (de) * 1988-10-10 1990-04-12 Mesenich Gerhard Elektromagnetisches einspritzventil mit membranfeder
IT1231875B (it) * 1989-03-14 1992-01-14 Weber Srl Perfezionamento nel circuito di alimentazione del carburante in una valvola per l'iniezione del carburante per un motore a combustione interna ad azionamento elettromagnetico

Also Published As

Publication number Publication date
DE69108673T2 (de) 1995-12-21
IT9053352V0 (it) 1990-10-31
JPH05133296A (ja) 1993-05-28
US5244150A (en) 1993-09-14
JP3094116B2 (ja) 2000-10-03
IT220660Z2 (it) 1993-10-08
ES2073644T3 (es) 1995-08-16
IT9053352U1 (it) 1992-05-01
EP0484804B1 (de) 1995-04-05
EP0484804A1 (de) 1992-05-13

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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: ROBERT BOSCH GMBH, 70469 STUTTGART, DE