JPH0461991B2 - - Google Patents

Info

Publication number
JPH0461991B2
JPH0461991B2 JP62007465A JP746587A JPH0461991B2 JP H0461991 B2 JPH0461991 B2 JP H0461991B2 JP 62007465 A JP62007465 A JP 62007465A JP 746587 A JP746587 A JP 746587A JP H0461991 B2 JPH0461991 B2 JP H0461991B2
Authority
JP
Japan
Prior art keywords
spool
recess
spool valve
hydraulic
recesses
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
JP62007465A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62224776A (ja
Inventor
Konsutanchinian Kurikoru
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.)
REKUSUROOSU SHIGUMA SA
Original Assignee
REKUSUROOSU SHIGUMA SA
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 REKUSUROOSU SHIGUMA SA filed Critical REKUSUROOSU SHIGUMA SA
Publication of JPS62224776A publication Critical patent/JPS62224776A/ja
Publication of JPH0461991B2 publication Critical patent/JPH0461991B2/ja
Granted legal-status Critical Current

Links

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)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Fluid-Driven Valves (AREA)
JP62007465A 1986-01-17 1987-01-17 液圧スプ−ル弁 Granted JPS62224776A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8600632A FR2593265B1 (fr) 1986-01-17 1986-01-17 Distributeur de fluide hydraulique sous pression
FR8600632 1986-01-17

Publications (2)

Publication Number Publication Date
JPS62224776A JPS62224776A (ja) 1987-10-02
JPH0461991B2 true JPH0461991B2 (enExample) 1992-10-02

Family

ID=9331216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62007465A Granted JPS62224776A (ja) 1986-01-17 1987-01-17 液圧スプ−ル弁

Country Status (7)

Country Link
US (1) US4782859A (enExample)
EP (1) EP0230392B1 (enExample)
JP (1) JPS62224776A (enExample)
AT (1) ATE52576T1 (enExample)
DE (1) DE3762653D1 (enExample)
ES (1) ES2015956B3 (enExample)
FR (1) FR2593265B1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3802672C2 (de) * 1988-01-29 1993-12-16 Danfoss As Hydraulisches Steuerventil mit Druckfühleinrichtung
JPH0716943Y2 (ja) * 1989-01-27 1995-04-19 東芝機械株式会社 方向制御弁
JPH07103882B2 (ja) * 1989-03-22 1995-11-08 株式会社小松製作所 圧力補償付液圧弁
JPH031383U (enExample) * 1989-05-30 1991-01-09
JP3549126B2 (ja) * 1994-08-05 2004-08-04 株式会社小松製作所 方向制御弁
US5655751A (en) * 1994-09-29 1997-08-12 Samsung Heavy Industries Co., Ltd. Oil drain device for valve spool cap
US5765594A (en) * 1996-04-02 1998-06-16 Danfoss A/S Hydraulic control valve
DE19640103C2 (de) * 1996-09-28 2000-12-07 Danfoss Fluid Power As Nordbor Steuerventil
DE19715021A1 (de) * 1997-04-11 1998-10-15 Rexroth Mannesmann Gmbh Hydraulische Steueranordnung zur Druckmittelversorgung eines ersten und eines zweiten hydraulischen Verbrauchers
US5992454A (en) * 1998-07-21 1999-11-30 Eaton Corporation Lower and float capability in four position control valve
KR100512423B1 (ko) * 2001-08-20 2005-09-07 현대자동차주식회사 유압제어용 스풀밸브
US6964281B2 (en) * 2003-02-07 2005-11-15 Husco International Inc. Multiple hydraulic spool valve assembly with a monolithic body
DE10325294A1 (de) * 2003-06-04 2004-12-23 Bosch Rexroth Ag Hydraulische Steueranordnung
DE10336334B3 (de) * 2003-08-08 2005-08-04 Cnh Baumaschinen Gmbh Hydraulisches Steuersystem für Baumaschinenen, insbesondere für Bagger
US7021332B2 (en) * 2004-03-26 2006-04-04 Husco International, Inc. Hydraulic valve section with reduced bore distortion
US7308848B2 (en) * 2004-12-02 2007-12-18 Sarcos Investments Lc Pressure control valve having intrinsic feedback system
US7284471B2 (en) * 2004-12-02 2007-10-23 Sarcos Investments Lc Pressure control valve having intrinsic mechanical feedback system
DE102004063044B4 (de) * 2004-12-22 2006-12-21 Sauer-Danfoss Aps Hydraulische Steuerung
EP2122185A1 (en) 2007-02-28 2009-11-25 Raytheon Sarcos, LLC Antagonistic fluid control system for active and passive actuator operation
EP2122186A1 (en) * 2007-02-28 2009-11-25 Raytheon Sarcos, LLC Fluid control system having selective recruitable actuators
US7779863B2 (en) * 2007-06-29 2010-08-24 Raytheon Sarcos, Llc Pressure control valve having an asymmetric valving structure
DE102009021103A1 (de) * 2009-05-13 2010-11-18 Hydac Filtertechnik Gmbh Hydraulische Ventilvorrichtung
JP6338428B2 (ja) * 2014-04-11 2018-06-06 Ｋｙｂ株式会社 バルブ構造
US10590962B2 (en) * 2016-05-16 2020-03-17 Parker-Hannifin Corporation Directional control valve
IT201600127801A1 (it) * 2016-12-16 2018-06-16 Walvoil Spa Servocomando idraulico ad area differenziale
JP7116584B2 (ja) * 2018-05-07 2022-08-10 川崎重工業株式会社 弁装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1395442A (fr) * 1964-05-22 1965-04-09 Commercial Shearing Distributeur de contrôle de fluide
US3742982A (en) * 1971-07-26 1973-07-03 Borg Warner Control valve
US3746040A (en) * 1972-04-19 1973-07-17 Parker Hannifin Corp Directional control valve
US4352375A (en) * 1980-04-14 1982-10-05 Commercial Shearing, Inc. Control valves
FR2540214B1 (fr) * 1983-01-27 1986-03-14 Rexroth Sigma Perfectionnements apportes aux distributeurs de fluide
FR2567233B1 (fr) * 1984-07-03 1986-12-12 Bennes Marrel Tiroir assiste pour la compensation de pression dans un distributeur hydraulique

Also Published As

Publication number Publication date
US4782859A (en) 1988-11-08
EP0230392B1 (fr) 1990-05-09
FR2593265B1 (fr) 1988-04-22
EP0230392A1 (fr) 1987-07-29
JPS62224776A (ja) 1987-10-02
DE3762653D1 (de) 1990-06-13
ATE52576T1 (de) 1990-05-15
ES2015956B3 (es) 1990-09-16
FR2593265A1 (fr) 1987-07-24

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