DE69922812D1 - Ventilfläche eines doppeltwirkenden kolbens für ein hydraulisch betätigtes einspritzventil - Google Patents

Ventilfläche eines doppeltwirkenden kolbens für ein hydraulisch betätigtes einspritzventil

Info

Publication number
DE69922812D1
DE69922812D1 DE69922812T DE69922812T DE69922812D1 DE 69922812 D1 DE69922812 D1 DE 69922812D1 DE 69922812 T DE69922812 T DE 69922812T DE 69922812 T DE69922812 T DE 69922812T DE 69922812 D1 DE69922812 D1 DE 69922812D1
Authority
DE
Germany
Prior art keywords
valve
double
hydraulically actuated
acting piston
actuated injection
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
DE69922812T
Other languages
English (en)
Other versions
DE69922812T2 (de
Inventor
Lianghe Zuo
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.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Publication of DE69922812D1 publication Critical patent/DE69922812D1/de
Application granted granted Critical
Publication of DE69922812T2 publication Critical patent/DE69922812T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/105—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive hydraulic drive
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/366—Valves being actuated electrically
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86622—Motor-operated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/86702—With internal flow passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
DE69922812T 1998-05-28 1999-05-12 Ventilfläche eines doppeltwirkenden kolbens für ein hydraulisch betätigtes einspritzventil Expired - Fee Related DE69922812T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/086,083 US5964406A (en) 1998-05-28 1998-05-28 Valve area scheduling in a double acting piston for a hydraulically-actuated fuel injector
US86083 1998-05-28
PCT/US1999/010541 WO1999061784A1 (en) 1998-05-28 1999-05-12 Valve area scheduling in a double acting piston for a hydraulically-actuated fuel injector

Publications (2)

Publication Number Publication Date
DE69922812D1 true DE69922812D1 (de) 2005-01-27
DE69922812T2 DE69922812T2 (de) 2005-09-01

Family

ID=22196146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69922812T Expired - Fee Related DE69922812T2 (de) 1998-05-28 1999-05-12 Ventilfläche eines doppeltwirkenden kolbens für ein hydraulisch betätigtes einspritzventil

Country Status (4)

Country Link
US (1) US5964406A (de)
EP (1) EP1105640B1 (de)
DE (1) DE69922812T2 (de)
WO (1) WO1999061784A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19916658A1 (de) * 1999-04-14 2000-10-19 Hydraulik Ring Gmbh Steuerventil, insbesondere für Einspritzvorrichtungen für Verbrennungsmaschinen, vorzugsweise Dieselmotoren
DE19951005A1 (de) * 1999-10-22 2001-04-26 Bosch Gmbh Robert Einspritzeinrichtung und Verfahren zum Einspritzen von Fluid
US6550453B1 (en) 2000-09-21 2003-04-22 Caterpillar Inc Hydraulically biased pumping element assembly and fuel injector using same
US6631853B2 (en) 2001-04-09 2003-10-14 Siemens Diesel Systems Technologies, Llc Oil activated fuel injector control valve
US6715694B2 (en) * 2001-07-06 2004-04-06 Siemens Diesel Systems Technology Control valve body for an oil activated fuel injector
US20050001055A1 (en) * 2003-07-01 2005-01-06 Jens Gebhardt Fuel injector assembly
US6964270B2 (en) * 2003-08-08 2005-11-15 Cummins, Inc. Dual mode EGR valve
US20060202053A1 (en) * 2005-03-09 2006-09-14 Gibson Dennis H Control valve assembly and fuel injector using same
US7681569B2 (en) * 2006-01-23 2010-03-23 Lytesyde, Llc Medical liquid processor apparatus and method
US7451742B2 (en) 2007-10-29 2008-11-18 Caterpillar Inc. Engine having common rail intensifier and method
US8444070B2 (en) * 2011-01-21 2013-05-21 International Engine Intellectual Property Company, Llc Electric-actuated control valve of a unit fuel injector
US11428196B1 (en) * 2021-11-30 2022-08-30 Caterpillar Inc. Fuel system and control strategy limiting component separation in pushrod actuation train

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064670B (en) * 1979-12-07 1983-06-08 Lucas Industries Ltd Fuel pumping apparatus
JPS61187567A (ja) * 1985-02-15 1986-08-21 Kawasaki Heavy Ind Ltd ガス噴射弁
DE3700356C2 (de) * 1987-01-08 1995-07-06 Bosch Gmbh Robert Magnetventil zur Steuerung von Flüssigkeitsmengen
US5284220A (en) * 1988-07-25 1994-02-08 Atsugi Unisia Corporation Pressure control valve assembly for hydraulic circuit and automotive rear wheel steering system utilizing the same
US5640987A (en) * 1994-04-05 1997-06-24 Sturman; Oded E. Digital two, three, and four way solenoid control valves
US5460329A (en) * 1994-06-06 1995-10-24 Sturman; Oded E. High speed fuel injector
US5632444A (en) * 1995-04-13 1997-05-27 Caterpillar Inc. Fuel injection rate shaping apparatus for a unit injector
DE19616812B4 (de) * 1995-04-27 2004-09-30 Nippon Soken, Inc., Nishio Kraftstoffeinspritzvorrichtung

Also Published As

Publication number Publication date
WO1999061784A1 (en) 1999-12-02
EP1105640B1 (de) 2004-12-22
DE69922812T2 (de) 2005-09-01
EP1105640A1 (de) 2001-06-13
US5964406A (en) 1999-10-12

Similar Documents

Publication Publication Date Title
DE69836904D1 (de) Unidirektionale stangendichtung für einen hydraulischen zylinder
DE69922812D1 (de) Ventilfläche eines doppeltwirkenden kolbens für ein hydraulisch betätigtes einspritzventil
DE59810047D1 (de) Verfahren zum Herstellen eines Pleuels
DE59810684D1 (de) Anbindung einer kolbenstange am kolben eines geberzylinders
DE69922396D1 (de) Hydraulisch-betätigtes kraftstoffeinspritzventil mit einem immer unter betätigungsdruck stehenden druckübersetzungskolben
IT1291689B1 (it) Stantuffo per un cilindro di lavoro
DE69802588D1 (de) Betätigungseinrichtung für einen hydraulischen Hauptzylinder
DE50210338D1 (de) Verfahren zur Ermittlung des Betätigungsdrucks eines druckmittelbetätigbaren Stellzylinders
DE50012872D1 (de) Hohlkolben für eine Kolbenmaschine
DK34395A (da) Fremgangsmåde til fremstilling af en cylinderforing til en stempelmotor
DE69800224D1 (de) Verfahren zum Bearbeiten eines Kompressorenkolben
DE69701366D1 (de) Verdrängerkolben eines Kolbenverdichters
DE19780458D2 (de) Fluidpegelausgleich für einen Geberzylinder
DE59912263D1 (de) Hydraulisches wegeventil
DK0767295T3 (da) Hydraulisk ventildrev
DE60012589D1 (de) Fluidverdrängungsmaschinen mit einem Kolben
DE59803633D1 (de) Kolbenpumpe für dickstoffe
DE59708950D1 (de) Kaltverformter kolben für eine hydraulische bremse
DE50212778D1 (de) Hydraulische Anordnung für die Hubzylinder eines Flurförderzeugs
FI964944A0 (fi) Hydraulinen mäntäsylinteri
FR2770475B1 (fr) Maitre-cylindre a clapets a course morte reduite
DE50010690D1 (de) Zylinderblock für einen Kolbenmotor
DE69920249D1 (de) Ventilblock zum anschliessen von druckwandler
DE69704763D1 (de) Breit-nip-presse mit einem hydraulischem druckausgleichsventil
DE69609789D1 (de) Ventilkolben für hydraulischen Dämpfer

Legal Events

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