CA1246425A - Post-pressure-compensated unitary hydraulic valve - Google Patents

Post-pressure-compensated unitary hydraulic valve

Info

Publication number
CA1246425A
CA1246425A CA000473619A CA473619A CA1246425A CA 1246425 A CA1246425 A CA 1246425A CA 000473619 A CA000473619 A CA 000473619A CA 473619 A CA473619 A CA 473619A CA 1246425 A CA1246425 A CA 1246425A
Authority
CA
Canada
Prior art keywords
passage
shuttle
pressure
check valve
section
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
Application number
CA000473619A
Other languages
English (en)
French (fr)
Inventor
Raud A. Wilke
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.)
Husco International Inc
Original Assignee
Husco International Inc
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 Husco International Inc filed Critical Husco International Inc
Application granted granted Critical
Publication of CA1246425A publication Critical patent/CA1246425A/en
Expired legal-status Critical Current

Links

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
    • 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
    • F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
    • 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
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08—Assemblies of units, each for the control of a single servomotor only
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/028—Controlling a pressure difference

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
CA000473619A 1984-02-13 1985-02-05 Post-pressure-compensated unitary hydraulic valve Expired CA1246425A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US57939484A 1984-02-13 1984-02-13
US579,394 1984-02-13

Publications (1)

Publication Number Publication Date
CA1246425A true CA1246425A (en) 1988-12-13

Family

ID=24316725

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000473619A Expired CA1246425A (en) 1984-02-13 1985-02-05 Post-pressure-compensated unitary hydraulic valve

Country Status (9)

Country Link
JP (1) JPS60188604A (ko)
KR (1) KR930004681B1 (ko)
AU (1) AU3849185A (ko)
BR (1) BR8500652A (ko)
CA (1) CA1246425A (ko)
DE (1) DE3504744A1 (ko)
FR (1) FR2559595B1 (ko)
GB (1) GB2153979B (ko)
SE (1) SE463885B (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3851193T2 (de) * 1987-10-02 1995-04-06 Applied Power Inc., Butler, Wis. Individueller Strömungsregler mit Druckwaage.
DE4005966C2 (de) * 1990-02-26 1999-08-26 Mannesmann Rexroth Ag Ventilanordnung für die Ansteuerung zweier gleichzeitig betätigbarer hydraulischer Verbraucher
KR960000576B1 (ko) * 1991-12-24 1996-01-09 히다찌 겐끼 가부시기가이샤 건설기계의 유압구동장치
GB2271625B (en) * 1992-10-19 1996-07-03 Dana Corp A fluid control valve having a pressure compensator assembly
FR2756349B1 (fr) * 1996-11-26 1999-01-22 Mannesmann Rexroth Sa Distributeur hydraulique avec clapet antiretour
DE19727881A1 (de) * 1997-06-30 1999-01-07 Rexroth Mannesmann Gmbh Hydraulisches Wegeventil mit Druckkompensation nach dem Mengenteilerprinzip
KR100436299B1 (ko) * 2001-04-19 2004-06-18 디앤에이중공업 주식회사 스피드업 밸브
JP2006125548A (ja) * 2004-10-29 2006-05-18 Kayaba Ind Co Ltd 多連弁装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742982A (en) * 1971-07-26 1973-07-03 Borg Warner Control valve
GB1452609A (en) * 1973-05-15 1976-10-13 Sperry Rand Ltd Hydraulic systems
US3881512A (en) * 1973-09-21 1975-05-06 Koehring Co Hydraulic control valve and pressure compensating mechanism therefor
US3910311A (en) * 1974-08-26 1975-10-07 Koehring Co Pressure compensated control valve
ZA7696B (en) * 1975-02-06 1976-12-29 Commercial Shearing Compensated work port fluid valves and work port compensators
DE2514624C3 (de) * 1975-04-03 1986-10-23 Danfoss A/S, Nordborg Steuereinrichtung für mindestens einen hydraulisch betriebenen doppeltwirkenden Verbraucher
US4089346A (en) * 1976-07-27 1978-05-16 Tadeusz Budzich Load responsive fluid control valves
US4154262A (en) * 1977-10-17 1979-05-15 Gresen Manufacturing Company Hydraulic control system
US4194532A (en) * 1978-04-10 1980-03-25 Caterpillar Tractor Co. Control valve with bypass means
US4352375A (en) * 1980-04-14 1982-10-05 Commercial Shearing, Inc. Control valves
DE3044144A1 (de) * 1980-11-24 1982-09-09 Linde Ag, 6200 Wiesbaden Hydrostatisches antriebssystem mit einer einstellbaren pumpe und mehreren verbrauchern
JPS5831486A (ja) * 1981-08-18 1983-02-24 株式会社東芝 紙葉束放出装置
JPS58106272A (ja) * 1981-12-16 1983-06-24 Uchida Yuatsu Kiki Kogyo Kk 流量調整装置

Also Published As

Publication number Publication date
AU3849185A (en) 1985-08-22
SE8500569D0 (sv) 1985-02-07
JPS60188604A (ja) 1985-09-26
DE3504744C2 (ko) 1993-03-18
DE3504744A1 (de) 1985-08-14
KR930004681B1 (ko) 1993-06-03
SE463885B (sv) 1991-02-04
FR2559595A1 (fr) 1985-08-16
GB8503214D0 (en) 1985-03-13
KR850006049A (ko) 1985-09-28
GB2153979B (en) 1988-01-20
BR8500652A (pt) 1985-10-01
FR2559595B1 (fr) 1993-11-19
GB2153979A (en) 1985-08-29
SE8500569L (sv) 1985-08-14

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Legal Events

Date Code Title Description
MKEX Expiry