KR0155989B1 - 방향제어밸브 - Google Patents

방향제어밸브 Download PDF

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Publication number
KR0155989B1
KR0155989B1 KR1019900000956A KR900000956A KR0155989B1 KR 0155989 B1 KR0155989 B1 KR 0155989B1 KR 1019900000956 A KR1019900000956 A KR 1019900000956A KR 900000956 A KR900000956 A KR 900000956A KR 0155989 B1 KR0155989 B1 KR 0155989B1
Authority
KR
South Korea
Prior art keywords
supply
flow path
tank
valve
spool
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
KR1019900000956A
Other languages
English (en)
Korean (ko)
Other versions
KR900012028A (ko
Inventor
도시아키 쓰키모토
Original Assignee
이와하시 이키라
도시바기카이가부시키가이샤
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 이와하시 이키라, 도시바기카이가부시키가이샤 filed Critical 이와하시 이키라
Publication of KR900012028A publication Critical patent/KR900012028A/ko
Application granted granted Critical
Publication of KR0155989B1 publication Critical patent/KR0155989B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • 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
    • 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
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
KR1019900000956A 1989-01-27 1990-01-29 방향제어밸브 Expired - Lifetime KR0155989B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1989007659U JPH0716943Y2 (ja) 1989-01-27 1989-01-27 方向制御弁
JP1-7659 1989-01-27

Publications (2)

Publication Number Publication Date
KR900012028A KR900012028A (ko) 1990-08-02
KR0155989B1 true KR0155989B1 (ko) 1999-02-18

Family

ID=11671944

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900000956A Expired - Lifetime KR0155989B1 (ko) 1989-01-27 1990-01-29 방향제어밸브

Country Status (3)

Country Link
US (1) US5022434A (enExample)
JP (1) JPH0716943Y2 (enExample)
KR (1) KR0155989B1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100910387B1 (ko) * 2009-02-04 2009-08-04 이텍산업 주식회사 제설날 지면접촉 과부하 방지장치
KR100912597B1 (ko) * 2009-05-13 2009-08-19 신우공업 주식회사 유체제어밸브의 병렬식 복합제어 밸브바디
KR101506744B1 (ko) * 2008-12-24 2015-03-30 두산인프라코어 주식회사 건설기계의 재생밸브 조립체

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014121A1 (fr) * 1990-03-05 1991-09-19 Komatsu Zenoah Kabushiki Kaisha Soupape hydraulique de commande
JP3549126B2 (ja) * 1994-08-05 2004-08-04 株式会社小松製作所 方向制御弁
KR960011173A (ko) * 1994-09-30 1996-04-20 김무 유압모터의 캐비테이션 방지장치
JPH08114202A (ja) * 1994-09-30 1996-05-07 Samsung Heavy Ind Co Ltd ホールディングチェックコントロールバルブ
SE503750C2 (sv) * 1995-05-15 1996-08-19 Nordwin Ab Hydraulisk riktningsventil
EP0907831A1 (de) * 1996-07-05 1999-04-14 Parker Hannifin GmbH Steuereinrichtung für einen einseitig arbeitenden arbeitszylinder
DE19727881A1 (de) * 1997-06-30 1999-01-07 Rexroth Mannesmann Gmbh Hydraulisches Wegeventil mit Druckkompensation nach dem Mengenteilerprinzip
DE10004905C2 (de) * 2000-02-04 2002-10-24 Orenstein & Koppel Ag Verfahren und Vorrichtung zur Steuerung eines Hubzylinders insbesondere von Arbeitsmaschinen
DE10325296A1 (de) * 2003-06-04 2004-12-23 Bosch Rexroth Ag Hydraulische Steueranordnung
DE102006012030A1 (de) * 2006-03-14 2007-09-20 Robert Bosch Gmbh Hydraulische Ventilanordnung
US9273664B2 (en) * 2011-02-18 2016-03-01 Parker Hannifin Corporation Hydraulic control valve for a one-sided operating differential cylinder having five control edges
JP5984575B2 (ja) * 2012-08-15 2016-09-06 Ｋｙｂ株式会社 切換弁

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2448557A (en) * 1946-10-21 1948-09-07 Hydraulic Control Engineering Control valve with operating position hold
US2651324A (en) * 1949-11-01 1953-09-08 New York Air Brake Co Multiple control valve
US2949097A (en) * 1957-12-11 1960-08-16 New York Air Brake Co Five position control valve having power float position
US2916050A (en) * 1958-09-17 1959-12-08 New York Air Brake Co Four position control valve having a float position
US2980136A (en) * 1959-06-25 1961-04-18 Cessna Aircraft Co Hydraulic flow control system and valve with anti-cavitation feature
GB1422939A (en) * 1972-01-14 1976-01-28 Sperry Rand Ltd Hydraulic valves
FR2593265B1 (fr) * 1986-01-17 1988-04-22 Rexroth Sigma Distributeur de fluide hydraulique sous pression
JPH02134401A (ja) * 1988-11-10 1990-05-23 Diesel Kiki Co Ltd 油圧制御装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101506744B1 (ko) * 2008-12-24 2015-03-30 두산인프라코어 주식회사 건설기계의 재생밸브 조립체
KR100910387B1 (ko) * 2009-02-04 2009-08-04 이텍산업 주식회사 제설날 지면접촉 과부하 방지장치
KR100912597B1 (ko) * 2009-05-13 2009-08-19 신우공업 주식회사 유체제어밸브의 병렬식 복합제어 밸브바디

Also Published As

Publication number Publication date
JPH02101179U (enExample) 1990-08-13
JPH0716943Y2 (ja) 1995-04-19
KR900012028A (ko) 1990-08-02
US5022434A (en) 1991-06-11

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