DE60310362D1 - Dosing device and method for adjusting the spring preload - Google Patents

Dosing device and method for adjusting the spring preload

Info

Publication number
DE60310362D1
DE60310362D1 DE60310362T DE60310362T DE60310362D1 DE 60310362 D1 DE60310362 D1 DE 60310362D1 DE 60310362 T DE60310362 T DE 60310362T DE 60310362 T DE60310362 T DE 60310362T DE 60310362 D1 DE60310362 D1 DE 60310362D1
Authority
DE
Germany
Prior art keywords
adjusting
dosing device
spring preload
preload
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.)
Expired - Lifetime
Application number
DE60310362T
Other languages
German (de)
Other versions
DE60310362T2 (en
Inventor
Gianbattista Fischetti
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 Italy SpA
Original Assignee
Siemens VDO Automotive SpA
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 Siemens VDO Automotive SpA filed Critical Siemens VDO Automotive SpA
Application granted granted Critical
Publication of DE60310362D1 publication Critical patent/DE60310362D1/en
Publication of DE60310362T2 publication Critical patent/DE60310362T2/en
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
    • 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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • 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
    • F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
    • F02M2200/507—Adjusting spring tension by screwing spring seats
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8076—Fuel injection apparatus manufacture, repair or assembly involving threaded members
    • 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
    • F02M61/08—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 the valves opening in direction of fuel flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)
DE2003610362 2003-02-20 2003-02-20 Dosing device and method for adjusting the spring preload Expired - Lifetime DE60310362T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20030003849 EP1450036B1 (en) 2003-02-20 2003-02-20 Metering device and method for setting a spring preload

Publications (2)

Publication Number Publication Date
DE60310362D1 true DE60310362D1 (en) 2007-01-25
DE60310362T2 DE60310362T2 (en) 2007-04-19

Family

ID=32731552

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003610362 Expired - Lifetime DE60310362T2 (en) 2003-02-20 2003-02-20 Dosing device and method for adjusting the spring preload

Country Status (2)

Country Link
EP (1) EP1450036B1 (en)
DE (1) DE60310362T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602006011587D1 (en) * 2006-06-06 2010-02-25 Continental Automotive Gmbh Method for adjusting a fuel injection valve
DE102017209010B3 (en) 2017-05-30 2018-05-30 Continental Automotive Gmbh Method for detecting the bias of a calibration spring of a magnetically operated fuel injection valve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE880822C (en) * 1939-06-07 1953-06-25 Daimler Benz Ag Fuel injector with needle shaft reinforced on the valve seat
FR1040381A (en) * 1951-08-08 1953-10-14 Injector for internal combustion engine
US5207410A (en) * 1992-06-03 1993-05-04 Siemens Automotive L.P. Means for improving the opening response of a solenoid operated fuel valve
GB9811649D0 (en) * 1998-05-29 1998-07-29 Lucas Ind Plc Fuel injector
DE50010902D1 (en) 1999-04-20 2005-09-15 Siemens Ag fluid metering
DE19958705C2 (en) * 1999-12-06 2003-03-13 Siemens Ag Valve with improved stop geometry
US6260776B1 (en) * 2000-01-12 2001-07-17 Woodward Governor Company Universal gaseous fuel injector cartridge
DE10122353B4 (en) * 2001-05-09 2004-04-22 Robert Bosch Gmbh Fuel injector
DE10123218A1 (en) * 2001-05-12 2002-11-14 Bosch Gmbh Robert Valve for controlling liquids, especially fuel injection valve for storage injection system, has movement controller between piezo-actuator, valve element, stop limiting valve element movement

Also Published As

Publication number Publication date
DE60310362T2 (en) 2007-04-19
EP1450036A1 (en) 2004-08-25
EP1450036B1 (en) 2006-12-13

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: MAIER, D., DIPL.-ING. UNIV., PAT.-ASS., 85221 DACH

8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: MAIER, D., DIPL.-ING. UNIV., PAT.-ASS., 85221 DACH

8327 Change in the person/name/address of the patent owner

Owner name: CONTINENTAL AUTOMOTIVE ITALY S.P.A., FAUGLIA, , IT