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KR910004381A - 서스펜션용 이중 작동 체크 밸브 - Google Patents

서스펜션용 이중 작동 체크 밸브 Download PDF

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Publication number
KR910004381A
KR910004381A KR1019900010883A KR900010883A KR910004381A KR 910004381 A KR910004381 A KR 910004381A KR 1019900010883 A KR1019900010883 A KR 1019900010883A KR 900010883 A KR900010883 A KR 900010883A KR 910004381 A KR910004381 A KR 910004381A
Authority
KR
South Korea
Prior art keywords
valve
flow path
suspension
pilot
acting check
Prior art date
Application number
KR1019900010883A
Other languages
English (en)
Other versions
KR930007953B1 (ko
Inventor
유우지 가따야마
Original Assignee
쯔찌모또 마사유끼
니뽄 에어 브레이크 가부시끼가이샤
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 쯔찌모또 마사유끼, 니뽄 에어 브레이크 가부시끼가이샤 filed Critical 쯔찌모또 마사유끼
Publication of KR910004381A publication Critical patent/KR910004381A/ko
Application granted granted Critical
Publication of KR930007953B1 publication Critical patent/KR930007953B1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/005—Suspension locking arrangements
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87233—Biased exhaust valve
    • Y10T137/87241—Biased closed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
  • Jib Cranes (AREA)
  • Check Valves (AREA)

Abstract

내용 없음.

Description

서스펜션용 이중 작동 체크 밸브
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예에 걸리는 서스펜션용 이중 작동 체크 밸브의 일부 단면 배관도,
제4도는 서스펜션의 장치 상태도.

Claims (1)

  1. 밸브체에 병렬로 실린더로의 압유를 공급하는 유로를 설치하고, 각각의 유로중에 밸브시트와 포페트밸브로구성된 밸브 기구를 설치하고, 상기 밸브체에는 양유로를 연통하는 감입공을 설치하고, 이 감입공에 상기 각각의 밸브기구의 포페트 밸브에 자유로이 맞닿는 파일럿 피스톤을 접동자재로 감입하고, 양 파일럿 피스톤간에 파일럿실을 형성하는 이중 작동 체크 밸브에 있어서, 상기 팔럿 피수톤의 각각에 절결부를 설치하고, 상기 밸브체에는 상기 절결부를 연통하는 통로를 설치하게 되며, 상기 절결부는 상기 파일럿 실에 파일럿 유압이 작용했을때, 상기 밸브체의 통로와 상기 양유로를 접속하는 구성을 갖는 것을 특징으로 하는 서스펜션용 이중 작동 체크 밸브.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900010883A 1989-08-29 1990-07-18 서스펜션용 이중작동 체크밸브 KR930007953B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP101388 1989-08-29
JP1989101388U JPH0454352Y2 (ko) 1989-08-29 1989-08-29

Publications (2)

Publication Number Publication Date
KR910004381A true KR910004381A (ko) 1991-03-28
KR930007953B1 KR930007953B1 (ko) 1993-08-25

Family

ID=14299376

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900010883A KR930007953B1 (ko) 1989-08-29 1990-07-18 서스펜션용 이중작동 체크밸브

Country Status (3)

Country Link
US (1) US5036750A (ko)
JP (1) JPH0454352Y2 (ko)
KR (1) KR930007953B1 (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5520091A (en) * 1993-03-01 1996-05-28 American Sterilizer Company Hydraulically coupled position locking device for surgical tables
US5349818A (en) * 1993-08-11 1994-09-27 Teleflex (Canada) Limited Low deadband marine hydraulic steering system
US5458049A (en) * 1994-05-31 1995-10-17 Dana Corporation Two-stage externally adjustable control valve
DE4447544C2 (de) * 1994-06-28 1997-04-24 Daimler Benz Ag Servoventilanordnung
JP3549126B2 (ja) * 1994-08-05 2004-08-04 株式会社小松製作所 方向制御弁
US5481871A (en) * 1995-03-02 1996-01-09 Teleflex (Canada) Ltd. Hydraulic steering system with spool pressure equalization
US5579676A (en) * 1995-07-13 1996-12-03 Husco International, Inc. Hydraulic valve to maintain control in fluid-loss condition
US5715865A (en) * 1996-11-13 1998-02-10 Husco International, Inc. Pressure compensating hydraulic control valve system
US5878647A (en) * 1997-08-11 1999-03-09 Husco International Inc. Pilot solenoid control valve and hydraulic control system using same
US5890362A (en) * 1997-10-23 1999-04-06 Husco International, Inc. Hydraulic control valve system with non-shuttle pressure compensator
US5950429A (en) * 1997-12-17 1999-09-14 Husco International, Inc. Hydraulic control valve system with load sensing priority
DE19919015C2 (de) * 1999-04-27 2001-11-15 Sauer Danfoss Nordborg As Nord Hydraulische Ventilanordnung mit Verriegelungs- und Schwimmfunktion
DE102004023553B3 (de) * 2004-05-13 2006-01-26 Danfoss A/S Hydraulik-Ventilanordnung, insbesondere Wasserhydraulik-Ventilanordnung
US7284471B2 (en) * 2004-12-02 2007-10-23 Sarcos Investments Lc Pressure control valve having intrinsic mechanical feedback system
US8061261B2 (en) * 2007-02-28 2011-11-22 Raytheon Company Antagonistic fluid control system for active and passive actuator operation
JP5460335B2 (ja) * 2007-02-28 2014-04-02 レイセオン カンパニー 選択的に起動可能な作動装置を有する流体制御システム
DE102007032415B3 (de) * 2007-07-12 2009-04-02 Sauer-Danfoss Aps Hydraulische Ventilanordnung
KR100915206B1 (ko) * 2007-09-20 2009-09-02 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 플로팅 기능이 구비된 더블 체크밸브
CN105142940B (zh) * 2013-03-27 2017-03-08 北京京西重工有限公司 液压悬挂系统
CN114135533B (zh) * 2021-11-05 2024-03-29 浙江路得坦摩汽车部件股份有限公司 一种流量敏感型自适应截止阀

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274902A (en) * 1965-10-22 1966-09-27 Deere & Co Hydraulic control system
US3908515A (en) * 1973-09-10 1975-09-30 Caterpillar Tractor Co Hydraulic circuit with selectively actuatable float control
US4286432A (en) * 1979-08-30 1981-09-01 Caterpillar Tractor Co. Lock valve with variable length piston and hydraulic system for a work implement using the same
JPS6321115A (ja) * 1986-07-15 1988-01-28 Hitachi Chem Co Ltd ポリイミドフイルムの製造方法

Also Published As

Publication number Publication date
US5036750A (en) 1991-08-06
KR930007953B1 (ko) 1993-08-25
JPH0454352Y2 (ko) 1992-12-21
JPH0339640U (ko) 1991-04-17

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