DE602006005809D1 - Piezo actuator unit for an injection valve - Google Patents

Piezo actuator unit for an injection valve

Info

Publication number
DE602006005809D1
DE602006005809D1 DE200660005809 DE602006005809T DE602006005809D1 DE 602006005809 D1 DE602006005809 D1 DE 602006005809D1 DE 200660005809 DE200660005809 DE 200660005809 DE 602006005809 T DE602006005809 T DE 602006005809T DE 602006005809 D1 DE602006005809 D1 DE 602006005809D1
Authority
DE
Germany
Prior art keywords
injection valve
actuator unit
piezo actuator
piezo
unit
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 - Fee Related
Application number
DE200660005809
Other languages
German (de)
Inventor
Cristiano Zanoboni
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.)
Continental Automotive GmbH
Original Assignee
Continental Automotive 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 Continental Automotive GmbH filed Critical Continental Automotive GmbH
Publication of DE602006005809D1 publication Critical patent/DE602006005809D1/en
Expired - Fee Related 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
    • 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
DE200660005809 2006-07-25 2006-07-25 Piezo actuator unit for an injection valve Expired - Fee Related DE602006005809D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20060015489 EP1884654B1 (en) 2006-07-25 2006-07-25 Piezo-actuator-unit for an injector

Publications (1)

Publication Number Publication Date
DE602006005809D1 true DE602006005809D1 (en) 2009-04-30

Family

ID=37101980

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200660005809 Expired - Fee Related DE602006005809D1 (en) 2006-07-25 2006-07-25 Piezo actuator unit for an injection valve

Country Status (2)

Country Link
EP (1) EP1884654B1 (en)
DE (1) DE602006005809D1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19912665A1 (en) * 1999-03-20 2000-09-21 Bosch Gmbh Robert Fuel injector
DE19932760A1 (en) * 1999-07-14 2001-01-18 Bosch Gmbh Robert Fuel injector
DE10153630A1 (en) * 2001-10-31 2003-07-10 Bosch Gmbh Robert Fuel injector
DE10245109A1 (en) * 2002-09-27 2004-04-08 Siemens Ag Fuel injector valve for diesel and petrol engines with piezoelectric actuator enclosed in cooling fluid

Also Published As

Publication number Publication date
EP1884654B1 (en) 2009-03-18
EP1884654A1 (en) 2008-02-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee