SE433866B - Ventilsystem for reglering av fluidumtillforsel till ett forsta och ett andra manoverorgan - Google Patents

Ventilsystem for reglering av fluidumtillforsel till ett forsta och ett andra manoverorgan

Info

Publication number
SE433866B
SE433866B SE7908113A SE7908113A SE433866B SE 433866 B SE433866 B SE 433866B SE 7908113 A SE7908113 A SE 7908113A SE 7908113 A SE7908113 A SE 7908113A SE 433866 B SE433866 B SE 433866B
Authority
SE
Sweden
Prior art keywords
valve
actuator
pressure
supply line
main relief
Prior art date
Application number
SE7908113A
Other languages
English (en)
Swedish (sv)
Other versions
SE7908113L (sv
Inventor
L Becker
Original Assignee
Gen Signal Corp
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 Gen Signal Corp filed Critical Gen Signal Corp
Publication of SE7908113L publication Critical patent/SE7908113L/
Publication of SE433866B publication Critical patent/SE433866B/sv

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
    • F15B11/162—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for giving priority to particular servomotors or users
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F15B2211/3053—In combination with a pressure compensating valve
    • F15B2211/30535—In combination with a pressure compensating valve the pressure compensating valve is arranged between pressure source and directional control valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/35—Directional control combined with flow control
    • F15B2211/351—Flow control by regulating means in feed line, i.e. meter-in control
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40523—Flow control characterised by the type of flow control means or valve with flow dividers
    • F15B2211/4053—Flow control characterised by the type of flow control means or valve with flow dividers using 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/428—Flow control characterised by the type of actuation actuated by fluid pressure
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow to the return line
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5159—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a return line
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78—Control of multiple output members
    • F15B2211/781—Control of multiple output members one or more output members having priority
    • 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)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Power Steering Mechanism (AREA)
SE7908113A 1978-10-02 1979-10-01 Ventilsystem for reglering av fluidumtillforsel till ett forsta och ett andra manoverorgan SE433866B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/947,984 US4215720A (en) 1978-10-02 1978-10-02 Fluid control valve system

Publications (2)

Publication Number Publication Date
SE7908113L SE7908113L (sv) 1980-04-03
SE433866B true SE433866B (sv) 1984-06-18

Family

ID=25487080

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7908113A SE433866B (sv) 1978-10-02 1979-10-01 Ventilsystem for reglering av fluidumtillforsel till ett forsta och ett andra manoverorgan

Country Status (10)

Country Link
US (1) US4215720A (en:Method)
JP (1) JPS5551102A (en:Method)
AU (1) AU527864B2 (en:Method)
BR (1) BR7906200A (en:Method)
CA (1) CA1115623A (en:Method)
DE (1) DE2937153C2 (en:Method)
FR (1) FR2438185A1 (en:Method)
GB (1) GB2034260B (en:Method)
IT (1) IT1114040B (en:Method)
SE (1) SE433866B (en:Method)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2041851B (en) * 1978-12-25 1983-04-13 Komatsu Mfg Co Ltd Hydraulic circuits for off-highway vehicles
US4343155A (en) * 1980-05-23 1982-08-10 Caterpillar Tractor Co. Reservoir filling apparatus
US4422290A (en) * 1981-08-26 1983-12-27 General Signal Hydraulic control system for governing steering and implement actuators
US4566477A (en) * 1982-03-25 1986-01-28 Trw Inc. Fluid flow control apparatus
CA1193972A (en) * 1982-03-25 1985-09-24 Jim L. Rau Fluid flow control apparatus
US4488569A (en) * 1982-04-23 1984-12-18 Trw Inc. Apparatus with staged pressure differential for controlling fluid flow
JPS6268668A (ja) * 1985-09-24 1987-03-28 Isuzu Motors Ltd エキゾ−ストマニホ−ルドの製造法
DE3890121T1 (de) * 1987-02-20 1989-04-13 Hitachi Construction Machinery Hydraulischer fernsteuerungskreis und oelschnellablassventil
WO1991014121A1 (fr) * 1990-03-05 1991-09-19 Komatsu Zenoah Kabushiki Kaisha Soupape hydraulique de commande
US5992721A (en) * 1997-01-06 1999-11-30 Mec Enterprises, Inc. Rodless cylinder rope tensioning apparatus
US6068064A (en) * 1998-05-20 2000-05-30 Case Corporation Agricultural implement with ground engaging tool and fluid circuit to control same
JP4454131B2 (ja) * 2000-09-26 2010-04-21 日立建機株式会社 建設機械の油圧再生装置及び建設機械
DE102006010696B4 (de) * 2006-03-08 2009-01-22 Sauer-Danfoss Aps Hydraulische Lenkung
DE102006010697B4 (de) * 2006-03-08 2009-01-22 Sauer-Danfoss Aps Hydraulische Lenkung
DE102006010695B4 (de) * 2006-03-08 2009-05-14 Sauer-Danfoss Aps Hydraulische Lenkung
US20070227135A1 (en) * 2006-03-30 2007-10-04 Caterpillar Inc. Integrated load-sensing hydraulic system
DE102006051541B4 (de) * 2006-11-02 2009-06-04 Sauer-Danfoss Aps Hydraulische Lenkeinrichtung
WO2016085959A1 (en) 2014-11-24 2016-06-02 Parker-Hannifin Corporation System architectures for steering and work functions in a wheel loader
IT201800020131A1 (it) * 2018-12-18 2020-06-18 Cnh Ind Italia Spa Disposizione idraulica per veicolo da lavoro comprendente una valvola di priorita’

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3722543A (en) * 1971-11-02 1973-03-27 Hydraulic Industries Pressure compensated control valve
GB1417606A (en) * 1972-02-24 1975-12-10 Daikin Ind Ltd Fluid controlling apparatus
US3782404A (en) * 1972-06-14 1974-01-01 Commercial Shearing Adjustable, metered, directional flow control arrangements
DE2318962C3 (de) * 1973-04-14 1978-09-07 Danfoss A/S, Nordborg (Daenemark) Ventileinrichtung für Hydraulikanlagen
US3934742A (en) * 1973-12-26 1976-01-27 Hydraulic Industries, Inc. Valve mechanism for automatic control of a number of fluid motors
US3911942A (en) * 1974-03-28 1975-10-14 Gen Signal Corp Compensated multifunction hydraulic system
US4003202A (en) * 1976-03-11 1977-01-18 General Signal Corporation Variable feedback steering system
US4043419A (en) * 1976-06-04 1977-08-23 Eaton Corporation Load sensing power steering system

Also Published As

Publication number Publication date
JPH0158362B2 (en:Method) 1989-12-11
FR2438185B1 (en:Method) 1983-12-09
AU5074079A (en) 1980-04-17
AU527864B2 (en) 1983-03-24
GB2034260B (en) 1982-12-08
JPS5551102A (en) 1980-04-14
US4215720A (en) 1980-08-05
DE2937153A1 (de) 1980-04-03
CA1115623A (en) 1982-01-05
BR7906200A (pt) 1980-06-03
DE2937153C2 (de) 1985-09-12
IT7922951A0 (it) 1979-05-24
IT1114040B (it) 1986-01-27
SE7908113L (sv) 1980-04-03
FR2438185A1 (fr) 1980-04-30
GB2034260A (en) 1980-06-04

Similar Documents

Publication Publication Date Title
US7854115B2 (en) Post-pressure compensated hydraulic control valve with load sense pressure limiting
US5715865A (en) Pressure compensating hydraulic control valve system
US5579642A (en) Pressure compensating hydraulic control system
US6782697B2 (en) Pressure-compensating valve with load check
US5890362A (en) Hydraulic control valve system with non-shuttle pressure compensator
US6715402B2 (en) Hydraulic control circuit for operating a split actuator mechanical mechanism
US5752384A (en) Control arrangement for at least two hydraulic consumers
US4215720A (en) Fluid control valve system
US5419129A (en) Hydraulic system for open or closed-centered systems
JPH07503053A (ja) ホペット弁とスプール弁とを有する油圧制御装置
KR20130061134A (ko) 압력 리미터를 갖는 유압 밸브
KR940701487A (ko) 토목·건설 기계의 유압회로장치
JP3924043B2 (ja) 誘導負荷を分離及び緩和する制御システム
JPH0333928B2 (en:Method)
KR101884012B1 (ko) 가변 용량형 유압 펌프를 제어를 위한 유동 합류 시스템
GB1493288A (en) Control circuit for hydraulic machine
JPS6018844B2 (ja) 補償型の多機能液圧装置
US5063739A (en) Load sensing hydraulic control system
CN103307048A (zh) 控制装置
GB2050646A (en) Hydraulic actuator controls
CN107448427A (zh) 用于控制器具的液压系统
SE443409B (sv) Ventilanordning for styrning av funktionen hos en hydraulmotor
GB1564744A (en) Valve assembly
CN109538553B (zh) 液压控制系统以及相应的移动式工作设备
GB1593901A (en) Hydraulic apparatus for the control fo at least two loads

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7908113-9

Effective date: 19920510

Format of ref document f/p: F