BRPI0717354A2 - Injetor com válvula de controle com compensação de pressão axial - Google Patents

Injetor com válvula de controle com compensação de pressão axial

Info

Publication number
BRPI0717354A2
BRPI0717354A2 BRPI0717354-7A2A BRPI0717354A BRPI0717354A2 BR PI0717354 A2 BRPI0717354 A2 BR PI0717354A2 BR PI0717354 A BRPI0717354 A BR PI0717354A BR PI0717354 A2 BRPI0717354 A2 BR PI0717354A2
Authority
BR
Brazil
Prior art keywords
piston
control valve
valve
casing
injector
Prior art date
Application number
BRPI0717354-7A2A
Other languages
English (en)
Inventor
Francois Rossignol
Stephan Amelang
Friedrich Howey
Olivier Charvet
Tony Dumont
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
Publication of BRPI0717354A2 publication Critical patent/BRPI0717354A2/pt
Publication of BRPI0717354B1 publication Critical patent/BRPI0717354B1/pt

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
    • 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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • 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
    • 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
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M63/0043—Two-way valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
BRPI0717354-7A 2006-10-25 2007-08-29 Injetor para a injeção de combustível em câmaras de combustão de máquinas de combustão interna BRPI0717354B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102006050163.2 2006-10-25
DE102006050163A DE102006050163A1 (de) 2006-10-25 2006-10-25 Injektor mit axial-druckausgeglichenem Steuerventil
PCT/EP2007/058968 WO2008049669A1 (de) 2006-10-25 2007-08-29 Injektor mit axial-druckausgeglichenem steuerventil

Publications (2)

Publication Number Publication Date
BRPI0717354A2 true BRPI0717354A2 (pt) 2014-01-21
BRPI0717354B1 BRPI0717354B1 (pt) 2019-04-09

Family

ID=38577461

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0717354-7A BRPI0717354B1 (pt) 2006-10-25 2007-08-29 Injetor para a injeção de combustível em câmaras de combustão de máquinas de combustão interna

Country Status (8)

Country Link
US (1) US8113176B2 (pt)
EP (1) EP2102486B1 (pt)
JP (1) JP2010507746A (pt)
CN (1) CN101529081B (pt)
AT (1) ATE487874T1 (pt)
BR (1) BRPI0717354B1 (pt)
DE (2) DE102006050163A1 (pt)
WO (1) WO2008049669A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8622475B2 (en) 2008-12-15 2014-01-07 Bae Industries, Inc. Linear recliner assembly with threaded linear drive rod and rotatably engaged gear stop
DE102009027709A1 (de) * 2009-07-15 2011-01-20 Robert Bosch Gmbh Kraftstoffeinspritzventil
DE102009028979A1 (de) * 2009-08-28 2011-03-03 Robert Bosch Gmbh Kraftstoffinjektor für eine Brennkraftmaschine
DE102010031497A1 (de) * 2010-07-19 2012-01-19 Robert Bosch Gmbh Kraftstoffinjektor mit hydraulischer Kopplereinheit
AT510462B1 (de) 2010-09-22 2014-04-15 Bosch Gmbh Robert Verfahren zum überprüfen und instandsetzen eines kraftstoffinjektors
DE102011075750B4 (de) * 2011-05-12 2021-02-11 Vitesco Technologies GmbH Verfahren zum Ermitteln einer Position eines Verschlusselements eines Einspritzventils für eine Brennkraftmaschine
FR2988140B1 (fr) * 2012-03-15 2016-02-05 Bosch Gmbh Robert Soupape de regulation de pression d'accumulateur haute pression de carburant de moteur a combustion interne
US10077748B2 (en) 2014-12-23 2018-09-18 Cummins Inc. Fuel injector for common rail
CN106762289A (zh) * 2017-01-18 2017-05-31 哈尔滨工程大学 蓄压孔板式电控喷油器
CN109595108B (zh) * 2018-12-03 2023-09-01 成都威特电喷有限责任公司 紧凑型高压燃油喷射装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5779149A (en) * 1996-07-02 1998-07-14 Siemens Automotive Corporation Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke
DE19732802A1 (de) * 1997-07-30 1999-02-04 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
DE19936668A1 (de) * 1999-08-04 2001-02-22 Bosch Gmbh Robert Common-Rail-Injektor
US6293254B1 (en) * 2000-01-07 2001-09-25 Cummins Engine Company, Inc. Fuel injector with floating sleeve control chamber
DE10001099A1 (de) * 2000-01-13 2001-08-02 Bosch Gmbh Robert Steuerventil für einen Injektor eines Kraftstoffeinspritzsystems für Brennkraftmaschinen mit Druckerhöhung im Steuerraum
JP3795724B2 (ja) * 2000-03-13 2006-07-12 株式会社デンソー 燃料噴射装置及びその噴射特性調整方法
JP4325110B2 (ja) * 2000-12-28 2009-09-02 株式会社デンソー 圧電アクチュエータ装置と燃料噴射弁
DE10120157A1 (de) * 2001-04-25 2002-11-07 Bosch Gmbh Robert Kraftstoffinjektor mit Steuerventil-integriertem Drosselelement
JP2003083202A (ja) * 2001-09-10 2003-03-19 Nippon Soken Inc 燃料噴射弁
JP3903927B2 (ja) * 2003-02-20 2007-04-11 株式会社デンソー インジェクタ
DE10353169A1 (de) * 2003-11-14 2005-06-16 Robert Bosch Gmbh Injektor zur Einspritzung von Kraftstoff in Brennräume von Brennkraftmaschinen, insbesondere piezogesteuerter Common-Rail-Injektor
EP1612403B1 (en) * 2004-06-30 2007-01-10 C.R.F. Società Consortile per Azioni Servo valve for controlling an internal combustion engine fuel injector
JP2006077666A (ja) * 2004-09-09 2006-03-23 Denso Corp ピエゾアクチュエータ装置
DE102006021741A1 (de) * 2006-05-10 2007-11-15 Robert Bosch Gmbh Kraftstoffinjektor mit druckausgeglichenem Steuerventil

Also Published As

Publication number Publication date
US8113176B2 (en) 2012-02-14
JP2010507746A (ja) 2010-03-11
DE102006050163A1 (de) 2008-04-30
DE502007005634D1 (de) 2010-12-23
EP2102486B1 (de) 2010-11-10
ATE487874T1 (de) 2010-11-15
WO2008049669A1 (de) 2008-05-02
BRPI0717354B1 (pt) 2019-04-09
CN101529081B (zh) 2011-09-07
US20100071665A1 (en) 2010-03-25
CN101529081A (zh) 2009-09-09
EP2102486A1 (de) 2009-09-23

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Legal Events

Date Code Title Description
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 09/04/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 09/04/2019, OBSERVADAS AS CONDICOES LEGAIS