DE50311603D1 - Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung - Google Patents

Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung

Info

Publication number
DE50311603D1
DE50311603D1 DE50311603T DE50311603T DE50311603D1 DE 50311603 D1 DE50311603 D1 DE 50311603D1 DE 50311603 T DE50311603 T DE 50311603T DE 50311603 T DE50311603 T DE 50311603T DE 50311603 D1 DE50311603 D1 DE 50311603D1
Authority
DE
Germany
Prior art keywords
valve
pressure medium
medium supply
controlling fluids
fluids
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
DE50311603T
Other languages
English (en)
Inventor
Wolfgang Stoecklein
Dietmar Schmieder
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
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Application granted granted Critical
Publication of DE50311603D1 publication Critical patent/DE50311603D1/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
    • 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
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • F02M57/026—Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or conduits
    • 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
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
    • 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
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/042—The valves being provided with fuel passages
    • 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
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
DE50311603T 2002-10-31 2003-09-18 Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung Expired - Lifetime DE50311603D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2002150722 DE10250722A1 (de) 2002-10-31 2002-10-31 Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung

Publications (1)

Publication Number Publication Date
DE50311603D1 true DE50311603D1 (de) 2009-07-30

Family

ID=32087300

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2002150722 Withdrawn DE10250722A1 (de) 2002-10-31 2002-10-31 Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung
DE50311603T Expired - Lifetime DE50311603D1 (de) 2002-10-31 2003-09-18 Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2002150722 Withdrawn DE10250722A1 (de) 2002-10-31 2002-10-31 Ventil zum Steuern von Flüssigkeiten mit einer Druckmittelzuführung

Country Status (2)

Country Link
EP (1) EP1416152B1 (de)
DE (2) DE10250722A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10346212A1 (de) * 2003-10-06 2005-04-21 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
EP1793120A1 (de) * 2005-12-02 2007-06-06 Siemens Aktiengesellschaft Einspritzventilanordnung
DE102006047133A1 (de) * 2006-10-05 2008-04-10 Robert Bosch Gmbh Injektor für eine Kraftstoffeinspritzanlage
DE102007023384A1 (de) * 2007-05-18 2008-11-20 Robert Bosch Gmbh Injektor für eine Kraftstoffeinspritzanlage
JP4734351B2 (ja) * 2008-01-28 2011-07-27 日立オートモティブシステムズ株式会社 燃料噴射弁及び内燃機関

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118624B (en) * 1982-04-13 1985-05-30 British Internal Combust Eng I.c. engine liquid fuel injector
US4509691A (en) * 1982-07-15 1985-04-09 Lucas Industries Public Limited Company Fuel injection nozzles
US5884848A (en) * 1997-05-09 1999-03-23 Cummins Engine Company, Inc. Fuel injector with piezoelectric and hydraulically actuated needle valve
US6454189B1 (en) * 2000-07-03 2002-09-24 Caterpillar Inc. Reverse acting nozzle valve and fuel injector using same

Also Published As

Publication number Publication date
DE10250722A1 (de) 2004-05-13
EP1416152B1 (de) 2009-06-17
EP1416152A1 (de) 2004-05-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition