DE102008003851A1 - Brennstoffeinspritzventil - Google Patents

Brennstoffeinspritzventil Download PDF

Info

Publication number
DE102008003851A1
DE102008003851A1 DE200810003851 DE102008003851A DE102008003851A1 DE 102008003851 A1 DE102008003851 A1 DE 102008003851A1 DE 200810003851 DE200810003851 DE 200810003851 DE 102008003851 A DE102008003851 A DE 102008003851A DE 102008003851 A1 DE102008003851 A1 DE 102008003851A1
Authority
DE
Germany
Prior art keywords
valve
fuel injection
spring element
actuator
spring
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.)
Withdrawn
Application number
DE200810003851
Other languages
German (de)
English (en)
Inventor
Cetin Irmak
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
Priority to DE200810003851 priority Critical patent/DE102008003851A1/de
Priority to EP08870377A priority patent/EP2232045B1/fr
Priority to PCT/EP2008/066708 priority patent/WO2009086997A1/fr
Priority to CN200880124435XA priority patent/CN101910607A/zh
Publication of DE102008003851A1 publication Critical patent/DE102008003851A1/de
Withdrawn legal-status Critical Current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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/167—Means for compensating clearance or thermal expansion
    • 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
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing

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)
  • Fuel-Injection Apparatus (AREA)
DE200810003851 2008-01-10 2008-01-10 Brennstoffeinspritzventil Withdrawn DE102008003851A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE200810003851 DE102008003851A1 (de) 2008-01-10 2008-01-10 Brennstoffeinspritzventil
EP08870377A EP2232045B1 (fr) 2008-01-10 2008-12-03 Injecteur de combustible
PCT/EP2008/066708 WO2009086997A1 (fr) 2008-01-10 2008-12-03 Injecteur de combustible
CN200880124435XA CN101910607A (zh) 2008-01-10 2008-12-03 燃料喷射阀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200810003851 DE102008003851A1 (de) 2008-01-10 2008-01-10 Brennstoffeinspritzventil

Publications (1)

Publication Number Publication Date
DE102008003851A1 true DE102008003851A1 (de) 2009-07-16

Family

ID=40379811

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200810003851 Withdrawn DE102008003851A1 (de) 2008-01-10 2008-01-10 Brennstoffeinspritzventil

Country Status (4)

Country Link
EP (1) EP2232045B1 (fr)
CN (1) CN101910607A (fr)
DE (1) DE102008003851A1 (fr)
WO (1) WO2009086997A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104653374A (zh) * 2015-02-11 2015-05-27 江苏大学 一种分体式喷油器体

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012083458A1 (fr) * 2010-12-21 2012-06-28 Tpp Energy Solutions Inc. Matériau piézoélectrique destiné à absorber les vibrations
DE102016221547A1 (de) * 2016-11-03 2018-05-03 Robert Bosch Gmbh Brennstoffeinspritzventil zum Einspritzen eines gasförmigen und/oder flüssigen Brennstoffs

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326259A1 (de) 2003-06-11 2005-01-05 Robert Bosch Gmbh Injektor für Kraftstoff-Einspritzsysteme von Brennkraftmaschinen, insbesondere von direkteinspritzenden Dieselmotoren

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2277229T3 (es) * 2004-06-30 2007-07-01 C.R.F. Societa Consortile Per Azioni Servovalvula para controlar el inyector de combustible de un motor de combustion interna.
DE102005007543A1 (de) * 2005-02-18 2006-08-24 Robert Bosch Gmbh Kraftstoffinjektor mit direkter Nadelsteuerung für eine Brennkraftmaschine
DE102005059437A1 (de) * 2005-12-13 2007-06-14 Robert Bosch Gmbh Kraftstoffinjektor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326259A1 (de) 2003-06-11 2005-01-05 Robert Bosch Gmbh Injektor für Kraftstoff-Einspritzsysteme von Brennkraftmaschinen, insbesondere von direkteinspritzenden Dieselmotoren

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104653374A (zh) * 2015-02-11 2015-05-27 江苏大学 一种分体式喷油器体
CN104653374B (zh) * 2015-02-11 2017-04-12 江苏大学 一种分体式喷油器体

Also Published As

Publication number Publication date
WO2009086997A1 (fr) 2009-07-16
CN101910607A (zh) 2010-12-08
EP2232045B1 (fr) 2013-02-20
EP2232045A1 (fr) 2010-09-29

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Legal Events

Date Code Title Description
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20130801