ES2062734T3 - Inyector de combustible. - Google Patents

Inyector de combustible.

Info

Publication number
ES2062734T3
ES2062734T3 ES91630015T ES91630015T ES2062734T3 ES 2062734 T3 ES2062734 T3 ES 2062734T3 ES 91630015 T ES91630015 T ES 91630015T ES 91630015 T ES91630015 T ES 91630015T ES 2062734 T3 ES2062734 T3 ES 2062734T3
Authority
ES
Spain
Prior art keywords
fuel
valve
fuel injector
during
increase
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
ES91630015T
Other languages
English (en)
Inventor
William W Kelly
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.)
Stanadyne Automotive Corp
Original Assignee
Stanadyne Automotive Corp
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
Priority claimed from US07/500,714 external-priority patent/US5020500A/en
Application filed by Stanadyne Automotive Corp filed Critical Stanadyne Automotive Corp
Application granted granted Critical
Publication of ES2062734T3 publication Critical patent/ES2062734T3/es
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
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • F02M45/04—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 with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/083—Having two or more closing springs acting on injection-valve
    • 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
    • F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

UN INYECTOR DE COMBUSTIBLE TIENE UNA BOQUILLA (12) Y UNA VALVULA DE AGUJA (16) CON ANILLOS INTERNOS Y EXTERNOS COOPERANTES (60, 62) SUMINISTRANDO UN PASO DE MEDICION (68) EL CUAL, (A) MIDE EL COMBUSTIBLE EN UNA PROPORCION REDUCIDA DURANTE UN INCREMENTO INICIAL DE LA SUBIDA DE LA VALVULA,(B) ASISTE EL MANTENIMIENTO DE LA PRESION DEL COMBUSTIBLE AL ASIENTO DE LA VALVULA (19) PARA REDUCIR EL GOTEO DE COMBUSTIBLE Y LA EROSION DE CAVIDAD DURANTE UN ULTIMO INCREMENTO CORRESPONDIENTE DEL DERRAMIENTO DE LA VALVULA Y (C) AMORTIGUA LAS ONDAS DE PRESION SECUNDARIAS PARA PREVENIR UNA SEGUNDA INYECCION DE COMBUSTIBLE.
ES91630015T 1990-03-28 1991-03-07 Inyector de combustible. Expired - Lifetime ES2062734T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/500,714 US5020500A (en) 1990-03-28 1990-03-28 Hole type fuel injector and injection method
US07/562,617 US4987887A (en) 1990-03-28 1990-08-03 Fuel injector method and apparatus

Publications (1)

Publication Number Publication Date
ES2062734T3 true ES2062734T3 (es) 1994-12-16

Family

ID=27053611

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91630015T Expired - Lifetime ES2062734T3 (es) 1990-03-28 1991-03-07 Inyector de combustible.

Country Status (6)

Country Link
US (2) US4987887A (es)
EP (1) EP0449763B1 (es)
JP (1) JPH06307309A (es)
AU (1) AU7367391A (es)
DE (1) DE69104525T2 (es)
ES (1) ES2062734T3 (es)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
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EP0529630B1 (en) * 1991-08-30 1996-03-27 Nippondenso Co., Ltd. Fuel injection system for engine
US5355856A (en) * 1992-07-23 1994-10-18 Paul Marius A High pressure differential fuel injector
JPH07317632A (ja) * 1994-05-27 1995-12-05 Mitsubishi Heavy Ind Ltd ディーゼル機関のシリンダカバー
US6963589B1 (en) * 1997-07-03 2005-11-08 Canon Kabushiki Kaisha Information processing apparatus for and method of transmitting and/or receiving broadcast signal
DE19936669A1 (de) * 1999-08-04 2001-02-22 Bosch Gmbh Robert Common-Rail-Injektor
DE19857244A1 (de) * 1998-12-11 2000-06-15 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10005013A1 (de) * 2000-02-04 2001-08-09 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10055651A1 (de) * 2000-11-10 2002-05-23 Bosch Gmbh Robert Druckgesteuerter Injektor mit optimierten Einspritzverlauf über den Hubweg
DE10062959A1 (de) * 2000-12-16 2002-06-20 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen
DE10117861A1 (de) * 2001-04-10 2002-10-24 Bosch Gmbh Robert Injektordüse mit Drosselverhalten
DE10148874C2 (de) 2001-10-04 2003-12-24 Siemens Ag Düseneinrichtung, insbesondere zur Kraftstoffeinspritzung
US6725838B2 (en) 2001-10-09 2004-04-27 Caterpillar Inc Fuel injector having dual mode capabilities and engine using same
DE10149961A1 (de) * 2001-10-10 2003-04-30 Bosch Gmbh Robert Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine, insbesondere Common-Rail-Injektor, sowie Kraftstoffsystem und Brennkraftmaschine
US6938839B2 (en) * 2002-08-15 2005-09-06 Visteon Global Technologies, Inc. Needle alignment fuel injector
DE102004060552A1 (de) 2004-12-16 2006-06-22 Robert Bosch Gmbh Kraftstoffeinspritzventil für eine Brennkraftmaschine
US7150443B2 (en) * 2005-01-18 2006-12-19 Mills Douglas W Control valve for nitrous oxide injection system
US7228872B2 (en) * 2005-01-18 2007-06-12 Mills Douglas W Nitrous oxide and fuel control valve for nitrous oxide injection system
DE202006007883U1 (de) 2006-05-17 2006-10-19 Robert Bosch Gmbh Kraftstoffinjektor mit doppelter Nadelführung
EP2083165A1 (en) * 2008-01-22 2009-07-29 Delphi Technologies, Inc. Injection nozzle
US20090212243A1 (en) * 2008-02-25 2009-08-27 Mills Douglas W Pneumatically-operated valve for nitrous oxide injection system
DE102009029542A1 (de) * 2009-08-28 2011-03-03 Robert Bosch Gmbh Kraftstoffeinspritzventil
DE102009054441A1 (de) * 2009-11-25 2011-06-30 L'Orange GmbH, 70435 Kraftstoff-Einspritzdüse für Brennkraftmaschinen
JP2012002137A (ja) * 2010-06-17 2012-01-05 Bosch Corp 燃料噴射弁
US9822748B2 (en) 2014-05-31 2017-11-21 Cummins Inc. Restrictive flow passage in common rail injectors
EP3153700A1 (en) * 2015-10-08 2017-04-12 Continental Automotive GmbH Valve assembly for an injection valve, injection valve and method for assembling an injection valve
CN110594061B (zh) * 2019-09-26 2021-02-26 重庆红江机械有限责任公司 一种电控共轨式重油喷油器

Family Cites Families (25)

* Cited by examiner, † Cited by third party
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SE136453C1 (es) *
US1944371A (en) * 1930-06-25 1934-01-23 Ritz Frederick Injector
US2627254A (en) * 1947-06-12 1953-02-03 Texas Co Fuel injection nozzle
US2588485A (en) * 1949-03-07 1952-03-11 Lucas Ltd Joseph Liquid fuel burner nozzle
US3032279A (en) * 1960-11-21 1962-05-01 Eddington Metal Specialty Comp Nozzle construction
US3368761A (en) * 1965-10-15 1968-02-13 Mack Trucks Variable flow rate fuel injection nozzle
GB1440435A (en) * 1972-07-20 1976-06-23 Cav Ltd Fuel injection nozzle units
US4036192A (en) * 1974-02-08 1977-07-19 Diesel Kiki Co. Engine fuel injection system
DE2812519C2 (de) * 1978-03-22 1984-05-30 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Kraftstoffeinspritzdüse mit Nadelhubsteuerung für direkt einspritzende Brennkraftmaschinen
DE3113755C2 (de) * 1981-04-04 1983-09-01 Daimler-Benz Ag, 7000 Stuttgart Drosselzapfendüse zur Kraftstoffeinspritzung in den Brennraum einer Brennkraftmaschine
IT1150819B (it) * 1981-04-14 1986-12-17 Lucas Ind Plc Ugelli di iniezione di combustibile
JPS5866164U (ja) * 1981-10-29 1983-05-06 株式会社小松製作所 燃料噴射装置
JPS5882068A (ja) * 1981-11-09 1983-05-17 Nissan Motor Co Ltd 燃料噴射ノズル
JPS5882069A (ja) * 1981-11-09 1983-05-17 Nissan Motor Co Ltd 燃料噴射ノズル
US4540126A (en) * 1982-04-08 1985-09-10 Nissan Motor Co., Ltd. Fuel injection nozzle
JPS5993959A (ja) * 1982-11-19 1984-05-30 Nippon Kokan Kk <Nkk> 燃料噴射弁ノズル
JPS59116572U (ja) * 1983-01-27 1984-08-06 株式会社ボッシュオートモーティブ　システム スロツトル型燃料噴射ノズル
JPS6056165A (ja) * 1983-09-05 1985-04-01 Toyota Central Res & Dev Lab Inc 間欠式渦巻噴射弁
JPS60192872A (ja) * 1984-03-15 1985-10-01 Nippon Denso Co Ltd 蓄圧式燃料噴射弁
US4715541A (en) * 1985-02-26 1987-12-29 Steyr-Daimler-Puch Ag Fuel injection nozzle for combustion engines
US4684067A (en) * 1986-03-21 1987-08-04 General Motors Corporation Two-stage, hydraulic-assisted fuel injection nozzle
US4693420A (en) * 1986-08-25 1987-09-15 General Motors Corporation Air-assist fuel injection nozzle
GB8711188D0 (en) * 1987-05-12 1987-06-17 Lucas Ind Plc Fuel injection nozzles
US4811715A (en) * 1987-11-02 1989-03-14 Stanadyne, Inc. Electronic unit injector
US4957085A (en) * 1989-02-16 1990-09-18 Anatoly Sverdlin Fuel injection system for internal combustion engines

Also Published As

Publication number Publication date
EP0449763B1 (en) 1994-10-12
EP0449763A1 (en) 1991-10-02
JPH06307309A (ja) 1994-11-01
AU7367391A (en) 1991-10-03
DE69104525D1 (de) 1994-11-17
DE69104525T2 (de) 1995-03-02
USRE35101E (en) 1995-11-28
US4987887A (en) 1991-01-29

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