KR980003062A - 자동차용 자동변속기의 라인압조절시스템 - Google Patents

자동차용 자동변속기의 라인압조절시스템 Download PDF

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Publication number
KR980003062A
KR980003062A KR1019960019722A KR19960019722A KR980003062A KR 980003062 A KR980003062 A KR 980003062A KR 1019960019722 A KR1019960019722 A KR 1019960019722A KR 19960019722 A KR19960019722 A KR 19960019722A KR 980003062 A KR980003062 A KR 980003062A
Authority
KR
South Korea
Prior art keywords
hydraulic
line pressure
line
accumulator
automatic transmission
Prior art date
Application number
KR1019960019722A
Other languages
English (en)
Inventor
이경철
Original Assignee
김영귀
기아자동차 주식회사
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 김영귀, 기아자동차 주식회사 filed Critical 김영귀
Priority to KR1019960019722A priority Critical patent/KR980003062A/ko
Priority to US08/681,826 priority patent/US5741004A/en
Publication of KR980003062A publication Critical patent/KR980003062A/ko

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0021—Generation or control of line pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
    • F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
    • F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
    • F16H61/0262—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic
    • F16H61/0276—Elements specially adapted for hydraulic control units, e.g. valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/065—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control 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
    • Y10T137/86582—Pilot-actuated
    • Y10T137/8659—Variable orifice-type modulator
    • 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
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric
    • 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
    • Y10T137/8671—With annular passage [e.g., spool]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)

Abstract

본 발명은 어큐물레이터의 작동 스트록 이상의 범위에서의 라인압 조절이 가능하게 하고, 따라서 과다한 라인압의 작용시 상기한 바와 같은 충분한 라인압의 조절에 의해 변속쇼크룰 방지 및 변속쇼크의 방지에 따라 밸브바디 및 구동계의 내구수명을 연장시킬 단축시킬 수 있을 뿐 아니라, 작동신뢰도의 향상을 기대할 수 있게 하는 자동차용 자동변속기의 라인압조절시스템을 제공하기 위한 것으로서, 변속기구로 연통하여 변속기구의 피스턴을 작동시키기 위한 유압력이 작용되는 상기 밸브바디(16)의 유압라인(30)에 어큐물레이터(38)를 설치하여 구성된 자동차용 자동변속기의 라인압조절시스템에 있어서, 상기 오리피스(ㅇ)를 갖는 상태로 유압라인(30)의 입력축과 연통되도록 형성된 연장유로(54)에 의해 전달되는 유압라인(30)의 과다한 유압력을 완화시켜 상기 유압라인(30)에 설치되는 시프트밸브(50)에 1차적인 유압 조절이 행해질 수 있도록 제2어큐물레이터(62)가 더 포함되도록 구성한 것이다.

Description

자동차용 자동변속기의 라인압조절시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명에 의한 자동변속기의 라인압조절시스템을 부분적으로 도시한 도면.

Claims (2)

  1. 변속기구로 연통하여 변속기구의 피스턴을 작동시키기 위한 유압력이 작용되는 상기 밸브바디(16)의 유압라인(30)에 어큐물레이터(38)를 설치하여 구성된 자동차용 자동변속기의 라인압조절시스템에 있어서, 오리피스(ㅇ)를 갖는 상태로 유압라인(30)의 입력측과 연통되도록 형성된 연장유로(54)에 의해 전달되는 유압라인(30)의 과다한 유압력을 완화시켜 상기 유압라인(30)에 설치되는 시프트밸브(50)에 1차적인 유압 조절이 행해질 수 있도록 제2어큐물레이터(62)를 형성하여 구성됨을 특징으로 하는 자동차용 자동변속기의 라인압조절시스템.
  2. 제1항에 있어서, 제2어큐물레이터(62)는 시프트밸브(50)가 결합된 밸브홀(52) 및 상기 연장유로(54) 사이의 위치로 밸브바디(16)에 형성된 연장홀(56)에 상기 시프트밸브(50)의 일측을 탄지하는 탄성부재(58)를 삽입시키고, 이 탄성부재(58)에 의해 일측으로 탄지되도록 상기 밸브바디(16)의 연장홀(56)에 슬라이딩 가능한 상태로 결합되는 플런저(60)를 구비하여 구성됨을 특징으로 하는 자동차용 자동변속기의 라인압조절시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960019722A 1996-06-04 1996-06-04 자동차용 자동변속기의 라인압조절시스템 KR980003062A (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019960019722A KR980003062A (ko) 1996-06-04 1996-06-04 자동차용 자동변속기의 라인압조절시스템
US08/681,826 US5741004A (en) 1996-06-04 1996-07-30 Shift valve for an automatic transmission used in automobiles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960019722A KR980003062A (ko) 1996-06-04 1996-06-04 자동차용 자동변속기의 라인압조절시스템

Publications (1)

Publication Number Publication Date
KR980003062A true KR980003062A (ko) 1998-03-30

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Application Number Title Priority Date Filing Date
KR1019960019722A KR980003062A (ko) 1996-06-04 1996-06-04 자동차용 자동변속기의 라인압조절시스템

Country Status (2)

Country Link
US (1) US5741004A (ko)
KR (1) KR980003062A (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060043484A (ko) * 2004-03-09 2006-05-15 아이신에이더블류 가부시키가이샤 자동 변속기의 유압 제어 장치
KR100852041B1 (ko) * 2006-12-18 2008-08-13 현대자동차주식회사 차량용 자동변속기의 어큐뮬레이터

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005119096A2 (en) * 2004-06-01 2005-12-15 Carne Gary S Transmission pressure modulation by orificed check valve
DE102009027130A1 (de) * 2009-06-24 2010-12-30 Zf Friedrichshafen Ag Druckregelventil

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831650A (en) * 1954-04-26 1958-04-22 Pacific Ind Mfg Co Valve assembly
US3570806A (en) * 1969-01-14 1971-03-16 Bell Aerospace Corp Balanced electromechanical control valve
US3756558A (en) * 1971-11-11 1973-09-04 S Okui Fluid control valve
JPS57177476A (en) * 1981-04-23 1982-11-01 Toyoda Mach Works Ltd Linear solenoid valve
US4796854A (en) * 1987-05-18 1989-01-10 Mks Instruments, Inc. Balanced solenoid valves
US5029513A (en) * 1990-04-27 1991-07-09 Ford Motor Company Variable-orifice, servo-solenoid valve for a variable-assist power steering system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060043484A (ko) * 2004-03-09 2006-05-15 아이신에이더블류 가부시키가이샤 자동 변속기의 유압 제어 장치
KR100852041B1 (ko) * 2006-12-18 2008-08-13 현대자동차주식회사 차량용 자동변속기의 어큐뮬레이터

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Publication number Publication date
US5741004A (en) 1998-04-21

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E902 Notification of reason for refusal
E601 Decision to refuse application