DE502007004111D1 - Fuel injector with directly operable nozzle needle - Google Patents

Fuel injector with directly operable nozzle needle

Info

Publication number
DE502007004111D1
DE502007004111D1 DE200750004111 DE502007004111T DE502007004111D1 DE 502007004111 D1 DE502007004111 D1 DE 502007004111D1 DE 200750004111 DE200750004111 DE 200750004111 DE 502007004111 T DE502007004111 T DE 502007004111T DE 502007004111 D1 DE502007004111 D1 DE 502007004111D1
Authority
DE
Germany
Prior art keywords
fuel injector
nozzle needle
directly operable
operable nozzle
directly
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.)
Active
Application number
DE200750004111
Other languages
German (de)
Inventor
Nadja Eisenmenger
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
Publication of DE502007004111D1 publication Critical patent/DE502007004111D1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/16—Sealing of fuel injection apparatus not otherwise provided for
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE200750004111 2006-05-09 2007-03-12 Fuel injector with directly operable nozzle needle Active DE502007004111D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200610021491 DE102006021491A1 (en) 2006-05-09 2006-05-09 Fuel injector with directly operable nozzle needle

Publications (1)

Publication Number Publication Date
DE502007004111D1 true DE502007004111D1 (en) 2010-07-29

Family

ID=37983570

Family Applications (2)

Application Number Title Priority Date Filing Date
DE200610021491 Withdrawn DE102006021491A1 (en) 2006-05-09 2006-05-09 Fuel injector with directly operable nozzle needle
DE200750004111 Active DE502007004111D1 (en) 2006-05-09 2007-03-12 Fuel injector with directly operable nozzle needle

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE200610021491 Withdrawn DE102006021491A1 (en) 2006-05-09 2006-05-09 Fuel injector with directly operable nozzle needle

Country Status (2)

Country Link
EP (1) EP1854991B1 (en)
DE (2) DE102006021491A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012219867A1 (en) * 2012-10-30 2014-04-30 Robert Bosch Gmbh Fuel injector with piezo actuator
DE102014201850A1 (en) 2014-02-03 2015-08-06 Robert Bosch Gmbh Nozzle assembly for a fuel injector and fuel injector
DE102014211351A1 (en) 2014-06-13 2015-12-17 Robert Bosch Gmbh Nozzle assembly for a fuel injector and fuel injector
DE102014211469A1 (en) 2014-06-16 2015-12-17 Robert Bosch Gmbh Nozzle assembly for a fuel injector and fuel injector

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19708304C2 (en) * 1997-02-28 1999-09-30 Siemens Ag Movement transmission device and injection valve with a movement transmission device
DE19821768C2 (en) * 1998-05-14 2000-09-07 Siemens Ag Dosing device and dosing method
DE10147483B4 (en) * 2001-09-26 2005-05-19 Robert Bosch Gmbh Valve for controlling fluids
DE10346222A1 (en) 2003-09-23 2005-04-14 Robert Bosch Gmbh Fuel injection device, especially for internal combustion engine with direct injection, has alignment arrangement that aligns sleeve part radially relative to housing recess and valve element is guided in sleeve part
DE102004005452B4 (en) * 2004-02-04 2014-01-09 Robert Bosch Gmbh Nozzle holder combination with direct-operated injection valve member
DE102005028135A1 (en) 2005-06-17 2006-12-28 Robert Bosch Gmbh Fuel injector

Also Published As

Publication number Publication date
EP1854991A1 (en) 2007-11-14
EP1854991B1 (en) 2010-06-16
DE102006021491A1 (en) 2007-11-15

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