ATE491881T1 - Kraftstoffinjektor - Google Patents

Kraftstoffinjektor

Info

Publication number
ATE491881T1
ATE491881T1 AT07102118T AT07102118T ATE491881T1 AT E491881 T1 ATE491881 T1 AT E491881T1 AT 07102118 T AT07102118 T AT 07102118T AT 07102118 T AT07102118 T AT 07102118T AT E491881 T1 ATE491881 T1 AT E491881T1
Authority
AT
Austria
Prior art keywords
pressure
fuel
chamber
high pressure
coupling chambers
Prior art date
Application number
AT07102118T
Other languages
English (en)
Inventor
Patrick Mattes
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 ATE491881T1 publication Critical patent/ATE491881T1/de

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
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
    • F02M2200/705—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic with means for filling or emptying hydraulic chamber, e.g. 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
    • F02M2200/708—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic with hydraulic chambers formed by a movable sleeve

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
AT07102118T 2006-03-28 2007-02-12 Kraftstoffinjektor ATE491881T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006014245A DE102006014245A1 (de) 2006-03-28 2006-03-28 Kraftstoffinjektor

Publications (1)

Publication Number Publication Date
ATE491881T1 true ATE491881T1 (de) 2011-01-15

Family

ID=38192622

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07102118T ATE491881T1 (de) 2006-03-28 2007-02-12 Kraftstoffinjektor

Country Status (4)

Country Link
EP (1) EP1840366B1 (de)
AT (1) ATE491881T1 (de)
DE (2) DE102006014245A1 (de)
ES (1) ES2355591T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012212614A1 (de) 2012-07-18 2014-01-23 Continental Automotive Gmbh Piezoinjektor mit hydraulisch gekoppelter Düsennadelbewegung
DE102012222509A1 (de) 2012-12-07 2014-06-12 Continental Automotive Gmbh Piezoinjektor
DE102012223934B4 (de) * 2012-12-20 2015-10-15 Continental Automotive Gmbh Piezoinjektor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10160191A1 (de) * 2001-12-07 2003-06-26 Bosch Gmbh Robert Kraftstoffinjektor mit fremdbetätigtem Steller und optimierter Systemdruckversorgung
DE102004037255B4 (de) * 2004-07-31 2016-06-09 Robert Bosch Gmbh Verfahren zum Betreiben einer Kraftstoffeinspritzvorrichtung insbesondere für ein Kraftfahrzeug

Also Published As

Publication number Publication date
EP1840366A3 (de) 2009-03-25
DE502007005923D1 (de) 2011-01-27
EP1840366B1 (de) 2010-12-15
EP1840366A2 (de) 2007-10-03
ES2355591T3 (es) 2011-03-29
DE102006014245A1 (de) 2007-10-04

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