EP1226354A2 - Hydraulische steuervorrichtung, insbesondere für einen injektor - Google Patents
Hydraulische steuervorrichtung, insbesondere für einen injektorInfo
- Publication number
- EP1226354A2 EP1226354A2 EP00982991A EP00982991A EP1226354A2 EP 1226354 A2 EP1226354 A2 EP 1226354A2 EP 00982991 A EP00982991 A EP 00982991A EP 00982991 A EP00982991 A EP 00982991A EP 1226354 A2 EP1226354 A2 EP 1226354A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- control device
- valve member
- hydraulic control
- guide section
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 claims abstract description 19
- 239000007924 injection Substances 0.000 claims abstract description 19
- 239000000446 fuel Substances 0.000 claims abstract description 12
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 4
- 238000004033 diameter control Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000007792 addition Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- 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
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
-
- 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
- F02M47/025—Hydraulically 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
- 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
- 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
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19951004 | 1999-10-22 | ||
DE19951004A DE19951004A1 (de) | 1999-10-22 | 1999-10-22 | Hydraulische Steuervorrichtung, insbesondere für einen Injektor |
PCT/DE2000/003590 WO2001029395A2 (de) | 1999-10-22 | 2000-10-12 | Hydraulische steuervorrichtung, insbesondere für einen injektor |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1226354A2 true EP1226354A2 (de) | 2002-07-31 |
EP1226354B1 EP1226354B1 (de) | 2005-09-21 |
Family
ID=7926577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00982991A Expired - Lifetime EP1226354B1 (de) | 1999-10-22 | 2000-10-12 | Hydraulische steuervorrichtung, insbesondere für einen injektor |
Country Status (8)
Country | Link |
---|---|
US (1) | US6820820B1 (de) |
EP (1) | EP1226354B1 (de) |
JP (1) | JP2003512573A (de) |
CN (1) | CN1196857C (de) |
AT (1) | ATE305090T1 (de) |
CZ (1) | CZ295509B6 (de) |
DE (2) | DE19951004A1 (de) |
WO (1) | WO2001029395A2 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10032924A1 (de) * | 2000-07-06 | 2002-01-24 | Bosch Gmbh Robert | Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen |
DE10145622B4 (de) * | 2001-09-15 | 2009-09-10 | Robert Bosch Gmbh | Ventil zum Steuern von Flüssigkeiten |
DE10212396A1 (de) * | 2002-03-20 | 2003-10-09 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung mit 3/2-Wege-Ventil |
ITBO20020497A1 (it) | 2002-07-30 | 2004-01-30 | Magneti Marelli Powertrain Spa | Iniettore di carburante per un motore a combustione interna con attuazione idraulica dello spillo |
DE10333696A1 (de) * | 2003-07-24 | 2005-02-24 | Robert Bosch Gmbh | Kraftstoffeinspritzvorrichtung |
DE10337574A1 (de) * | 2003-08-14 | 2005-03-10 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
DE10340137A1 (de) * | 2003-09-01 | 2005-04-07 | Robert Bosch Gmbh | Verfahren zur Bestimmung der Ansteuerspannung eines piezoelektrischen Aktors eines Einspritzventils |
JP3997983B2 (ja) * | 2003-11-10 | 2007-10-24 | 株式会社デンソー | 圧電素子駆動による3方向切替弁およびその3方向切替弁を用いた燃料噴射弁 |
ITBO20040466A1 (it) | 2004-07-23 | 2004-10-23 | Magneti Marelli Holding Spa | Iniettore di carburante con attuazione elettromagnetica |
DE102004044462A1 (de) * | 2004-09-15 | 2006-03-30 | Robert Bosch Gmbh | Steuerventil für einen Injektor |
ITBO20040649A1 (it) | 2004-10-20 | 2005-01-20 | Magneti Marelli Powertrain Spa | Iniettore di carburante con attuazione elettromagnetica dello spillo |
DE102005020598A1 (de) * | 2005-05-03 | 2006-11-09 | Robert Bosch Gmbh | Ventilanordnung einer Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen |
DE102005025953A1 (de) * | 2005-06-06 | 2006-12-07 | Siemens Ag | Einspritzventil und Ausgleichselement für ein Einspritzventil |
JP4475331B2 (ja) * | 2008-01-10 | 2010-06-09 | 株式会社デンソー | 燃料噴射装置 |
EP2110541B1 (de) | 2008-04-18 | 2012-03-28 | Magneti Marelli S.p.A. | Kraftstoffeinspritzdüse mit direkter Verschlussbetätigung für Verbrennungsmotoren |
CN102151627B (zh) * | 2011-04-01 | 2012-12-19 | 上海大学 | 用于双流体喷射器的液体控制系统 |
DE102011078657A1 (de) * | 2011-07-05 | 2013-01-10 | Robert Bosch Gmbh | Dosiersystem sowie 3/2-Wegeventil für ein Dosiersystem |
CN105221314B (zh) * | 2015-10-29 | 2017-11-07 | 常州机电职业技术学院 | 防积碳喷油器 |
CN105508082B (zh) * | 2015-11-27 | 2018-07-24 | 哈尔滨工程大学 | 增压无泄漏电磁控制式燃气喷射装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19519192C1 (de) * | 1995-05-24 | 1996-06-05 | Siemens Ag | Einspritzventil |
DE19624001A1 (de) * | 1996-06-15 | 1997-12-18 | Bosch Gmbh Robert | Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen |
US5779149A (en) * | 1996-07-02 | 1998-07-14 | Siemens Automotive Corporation | Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke |
DE19701879A1 (de) * | 1997-01-21 | 1998-07-23 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
DE29708369U1 (de) | 1997-05-09 | 1997-07-10 | Fev Motorentech Gmbh & Co Kg | Steuerbares Einspritzventil für die Kraftstoffeinspritzung an Brennkraftmaschinen |
US5884848A (en) * | 1997-05-09 | 1999-03-23 | Cummins Engine Company, Inc. | Fuel injector with piezoelectric and hydraulically actuated needle valve |
US5979803A (en) * | 1997-05-09 | 1999-11-09 | Cummins Engine Company | Fuel injector with pressure balanced needle valve |
US6079641A (en) * | 1998-10-13 | 2000-06-27 | Caterpillar Inc. | Fuel injector with rate shaping control through piezoelectric nozzle lift |
-
1999
- 1999-10-22 DE DE19951004A patent/DE19951004A1/de not_active Ceased
-
2000
- 2000-10-12 AT AT00982991T patent/ATE305090T1/de not_active IP Right Cessation
- 2000-10-12 US US10/111,289 patent/US6820820B1/en not_active Expired - Fee Related
- 2000-10-12 CN CN00814670.5A patent/CN1196857C/zh not_active Expired - Fee Related
- 2000-10-12 CZ CZ20021334A patent/CZ295509B6/cs not_active IP Right Cessation
- 2000-10-12 DE DE50011226T patent/DE50011226D1/de not_active Expired - Fee Related
- 2000-10-12 WO PCT/DE2000/003590 patent/WO2001029395A2/de active IP Right Grant
- 2000-10-12 JP JP2001532357A patent/JP2003512573A/ja active Pending
- 2000-10-12 EP EP00982991A patent/EP1226354B1/de not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
See references of WO0129395A2 * |
Also Published As
Publication number | Publication date |
---|---|
US6820820B1 (en) | 2004-11-23 |
JP2003512573A (ja) | 2003-04-02 |
CZ295509B6 (cs) | 2005-08-17 |
CN1196857C (zh) | 2005-04-13 |
CN1382249A (zh) | 2002-11-27 |
DE50011226D1 (de) | 2005-10-27 |
WO2001029395A3 (de) | 2001-12-27 |
DE19951004A1 (de) | 2001-04-26 |
WO2001029395A2 (de) | 2001-04-26 |
EP1226354B1 (de) | 2005-09-21 |
CZ20021334A3 (cs) | 2003-10-15 |
ATE305090T1 (de) | 2005-10-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1654455B1 (de) | Steuerventil für einen einen drucküberbesetzer enthaltenden kraftstoffinjektor | |
EP1226354B1 (de) | Hydraulische steuervorrichtung, insbesondere für einen injektor | |
EP1831540B1 (de) | Kraftstoffinjektor mit direkt angesteuertem einspritzventilglied | |
DE19946906A1 (de) | Kraftstoffeinspritzventil für Brennkraftmaschinen | |
EP1865192B1 (de) | Kraftstoffinjektor mit Servounterstützung | |
EP1558843B1 (de) | Kraftstoff-einspritzeinrichtung für brennkraftmaschinen | |
DE19939452C2 (de) | Vorrichtung zur Einspritzung von Kraftstoff | |
DE102008002416A1 (de) | Kraftstoffinjektor | |
DE19743669A1 (de) | Ventil zum Steuern von Flüssigkeiten | |
EP1144842B1 (de) | Injektor für ein kraftstoffeinspritzsystem für brennkraftmaschinen mit in den ventilsteuerraum ragender düsennadel | |
EP1630406A1 (de) | Kraftstoffinjektor mit zwei von einer Servoventileinheit getrennt steuerbaren Steuerräumen | |
DE10205185A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
DE102007030711A1 (de) | Injektor mit nach außen öffnendem Ventilelement | |
WO2001031191A2 (de) | Kraftstoffeinspritzventil für brennkraftmaschinen | |
EP1310667A2 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
DE102007034319A1 (de) | Injektor | |
DE19939447A1 (de) | Einrichtung zur Einspritzung von Kraftstoff | |
EP1655477A1 (de) | Elektrohydraulisches Servoventil | |
DE19947196A1 (de) | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen | |
DE10160258A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
DE19939451A1 (de) | Aggregat zur Einspritzung von Kraftstoff | |
EP1430219A1 (de) | Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine | |
DE102006026398A1 (de) | Kraftstoffinjektor mit Servo-Unterstützung | |
WO2003069154A1 (de) | Kraftstoffeinspritzeinrichtung für eine brennkraftmaschine | |
EP1502023A1 (de) | Kraftstoffeinspritzeinrichtung für brennkraftmaschinen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
17P | Request for examination filed |
Effective date: 20020627 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20050921 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050921 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20050921 Ref country code: GB Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20050921 Ref country code: IE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20050921 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20051012 Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051012 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
REF | Corresponds to: |
Ref document number: 50011226 Country of ref document: DE Date of ref document: 20051027 Kind code of ref document: P |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051031 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051031 Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051031 Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051031 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051121 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20051220 Year of fee payment: 6 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20051221 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20051221 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20051221 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20060101 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20060221 |
|
NLV1 | Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act | ||
GBV | Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed] |
Effective date: 20050921 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20060622 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061020 |
|
EN | Fr: translation not filed | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070501 |
|
BERE | Be: lapsed |
Owner name: ROBERT BOSCH G.M.B.H. Effective date: 20051031 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20051031 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20050921 |