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KR950702009A - 연료분사기 베어링 카트리지(fuel injector bearing cartridge) - Google Patents

연료분사기 베어링 카트리지(fuel injector bearing cartridge)

Info

Publication number
KR950702009A
KR950702009A KR1019940704544A KR19940704544A KR950702009A KR 950702009 A KR950702009 A KR 950702009A KR 1019940704544 A KR1019940704544 A KR 1019940704544A KR 19940704544 A KR19940704544 A KR 19940704544A KR 950702009 A KR950702009 A KR 950702009A
Authority
KR
South Korea
Prior art keywords
valve
needle
bearing
tube
actuator
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
Application number
KR1019940704544A
Other languages
English (en)
Other versions
KR100329154B1 (ko
Inventor
제이. 웨이크맨 러셀
Original Assignee
러셀 시. 웰즈
지멘스 오토모티브 코오퍼레이션
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 러셀 시. 웰즈, 지멘스 오토모티브 코오퍼레이션 filed Critical 러셀 시. 웰즈
Publication of KR950702009A publication Critical patent/KR950702009A/ko
Application granted granted Critical
Publication of KR100329154B1 publication Critical patent/KR100329154B1/ko
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
    • 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
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0635—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding
    • F02M51/0642—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature having a valve attached thereto
    • F02M51/0653—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature having a valve attached thereto the valve being an elongated body, e.g. a needle valve

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)

Abstract

본발명은 밸브시트(44) 및 솔레노이드 액츄에이터(38)와 베어링의 정렬상태를 향상시키도록 밸브몸체(12)의 보어(33)내에 배치된 튜브(26)내에 장착되어 있는, 니들(34)을 안내하는 2개의 환형안내베어링(23,30)에 관한 것이다.

Description

연료분사기 베어링 카트리지(FUEL INJECTOR BEARING CARTRIDGE)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본발명의 원리를 구체화시킨 예시적인 연료분사기의 종단면도이다.

Claims (10)

  1. 밸브몸체, 밸브가 개방되는 범위를 세팅하기 위해 니들을 통해 작동하는 기계전기식 액츄에이터 및 상기 액츄에이터에 의해 상기 니들에 가해지는 운동을 안내하기 위해 상기 니들상의 축방향으로 이격된 위치에 작용하는 상기 몸체상의 이격된 베어링으로 구성된 전기작동식 밸브에 있어서, 상기 베어링은 상기 밸브몸체내의 보어내부에 배치된 튜브내에 배치되어 있는 것을 특징으로 하는 전기작동식 밸브.
  2. 제1항에 있어서, 상기 튜브는 대향끝에서 카운터보어를 수용하고 있으며 상기 베어링은 상기 각각의 카운터보어 하나 하나 안에 배치되어 있는 것을 특징으로 하는 밸브.
  3. 제2항에 있어서, 상기 베어링들중 하나는 밸브시트부재에 접합되어 상기 카운터보어들중 하나안에 배치된 반조립체를 형성하도록 되어 있으며 상기 니들은 상기 밸브시트부재내의 밸브시트와 공동작용하는 둥근 팁을 가지고 있는 것을 특징으로 하는 밸브.
  4. 제1항에 있어서, 상기 액츄에이터는 상기 니들이 부착된 전기자와 상기 튜브가 내부에 배치된 상기 보어와 동심인 상기 몸체의 표면에 끼워맞춤된 고정자를 구비한 솔레노이드인 것을 특징으로 하는 밸브.
  5. 제1항에 있어서, 밸브를 관통하는 유동로는 상기 튜브를 포함하고 있으며 상기 베어링은 유체가 그 유동이 상기 유동로를 통과하여 밸브에 의해서 제어되는 그러한 개구부를 가지고 있는 것을 특징으로 하는 밸브.
  6. 밸브몸체, 벨브가 개방되는 범위를 세팅하기 위해 니들을 통해 작동하는 기계전기식 액츄에이터 및 상기 액츄에이터에 의해 상기 니들에 가해지는 운동을 안내하기 위해 상기 니들상의 축방향으로 이격된 위치에 작용하는 상기 몸체상의 이격된 베어링으로 구성된 전기작동식 밸브를 제작하는 방법에 있어서, 카트리지를 형성하도록 튜브내에 상기 베어링을 배치한 다음 상기 밸브몸체내의 보어내부에 상기 카트리지를 배치하는 것을 특징으로 하는 전기작동식 밸브 제작방법.
  7. 제6항에 있어서, 상기 튜브의 대향끝에 카운터보어를 제작하고 상기 각각의 카운터 보어 하나 하나 안에 상기 베어링을 배치하는 것을 특징으로 하는 방법.
  8. 제7항에 있어서, 반도립체를 형성하도록 상기 베어링들중 하나를 밸브시트부재에 접합하고 상기 카운터보어들중 하나안에 상기 반조립체를 배치하는 것을 특징으로 하는 방법.
  9. 제8항에 있어서, 상기 카운터보어의 나머지 다른 하나는 자체내에 배치된 베어링의 직경 보다 대직경이므로 이 베어링은 상기 카운터보어내에서 반경방향으로 플로팅가능하도록 되어 있으며 이 베어링은 상기 반조립체 다음에 상기 튜브에 조립되고, 상기 반조립체와 동심적으로 정렬된 후 상기 튜브에 접합되는 것을 특징으로 하는 방법.
  10. 제6항에 있어서, 상기 액츄에이터는 상기 니들이 부착된 전기자와 고정자를 구비한 솔레노이드이며, 상기 고정자를 상기 보어와 동심인 상기 몸체의 표면에 끼워맞춤하는 것을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940704544A 1992-06-26 1993-05-14 연료분사기베어링카트리지 Expired - Fee Related KR100329154B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US905580 1992-06-26
US07/905,580 US5192048A (en) 1992-06-26 1992-06-26 Fuel injector bearing cartridge
PCT/US1993/004664 WO1994000685A1 (en) 1992-06-26 1993-05-14 Fuel injector bearing cartridge

Publications (2)

Publication Number Publication Date
KR950702009A true KR950702009A (ko) 1995-05-17
KR100329154B1 KR100329154B1 (ko) 2002-11-23

Family

ID=25421079

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940704544A Expired - Fee Related KR100329154B1 (ko) 1992-06-26 1993-05-14 연료분사기베어링카트리지

Country Status (7)

Country Link
US (1) US5192048A (ko)
EP (1) EP0647289B1 (ko)
JP (1) JPH07508330A (ko)
KR (1) KR100329154B1 (ko)
CN (1) CN1081232A (ko)
DE (1) DE69324585T2 (ko)
WO (1) WO1994000685A1 (ko)

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Also Published As

Publication number Publication date
US5192048A (en) 1993-03-09
WO1994000685A1 (en) 1994-01-06
DE69324585D1 (de) 1999-05-27
KR100329154B1 (ko) 2002-11-23
EP0647289A1 (en) 1995-04-12
JPH07508330A (ja) 1995-09-14
EP0647289B1 (en) 1999-04-21
DE69324585T2 (de) 1999-09-16
CN1081232A (zh) 1994-01-26

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