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FR2295277A1 - Appareil pour la commande d'au moins un organe hydraulique de manoeuvre - Google Patents

Appareil pour la commande d'au moins un organe hydraulique de manoeuvre

Info

Publication number
FR2295277A1
FR2295277A1 FR7539143A FR7539143A FR2295277A1 FR 2295277 A1 FR2295277 A1 FR 2295277A1 FR 7539143 A FR7539143 A FR 7539143A FR 7539143 A FR7539143 A FR 7539143A FR 2295277 A1 FR2295277 A1 FR 2295277A1
Authority
FR
France
Prior art keywords
control
operating unit
hydraulic operating
hydraulic
unit
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.)
Granted
Application number
FR7539143A
Other languages
English (en)
Other versions
FR2295277B1 (fr
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2295277A1 publication Critical patent/FR2295277A1/fr
Application granted granted Critical
Publication of FR2295277B1 publication Critical patent/FR2295277B1/fr
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
    • 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
    • F15B13/16—Special measures for feedback, e.g. by a follow-up device

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fluid-Driven Valves (AREA)
  • Safety Valves (AREA)
  • Magnetically Actuated Valves (AREA)
  • Sliding Valves (AREA)
  • Servomotors (AREA)
FR7539143A 1974-12-21 1975-12-19 Appareil pour la commande d'au moins un organe hydraulique de manoeuvre Granted FR2295277A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742461021 DE2461021A1 (de) 1974-12-21 1974-12-21 Vorrichtung zur steuerung wenigstens einer hydraulischen stelleinrichtung

Publications (2)

Publication Number Publication Date
FR2295277A1 true FR2295277A1 (fr) 1976-07-16
FR2295277B1 FR2295277B1 (fr) 1981-09-25

Family

ID=5934376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7539143A Granted FR2295277A1 (fr) 1974-12-21 1975-12-19 Appareil pour la commande d'au moins un organe hydraulique de manoeuvre

Country Status (7)

Country Link
US (1) US4066006A (fr)
JP (1) JPS613962B2 (fr)
CH (1) CH599472A5 (fr)
DE (1) DE2461021A1 (fr)
FR (1) FR2295277A1 (fr)
GB (1) GB1518835A (fr)
SE (1) SE419364B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125974A (en) * 1977-07-08 1978-11-21 Harnischfeger Corporation Control system for telescopic boom
DE3008929A1 (de) * 1980-03-08 1981-09-24 Schloemann-Siemag AG, 4000 Düsseldorf Sicherheitssteuereinrichtung fuer hydraulisch gehaltene lasten gegen unkontrolliertes absenken und heben, beispielsweise an vertikalen pressen oder lasten haltenden einrichtungen
FI803795L (fi) * 1980-10-02 1982-04-03 Robert W Brundage Med medietryck arbetande anordning
CA1180639A (fr) * 1980-11-12 1985-01-08 Robert W. Brundage Dispositif a pression de fluide commande magnetique
DE3140397C2 (de) * 1981-10-10 1993-10-21 Bosch Gmbh Robert Vorgesteuerte Vorrichtung zur lastunabhängigen Regelung eines Druckmittelstroms proportional zu einem elektrischen Eingangssignal
DE3206842A1 (de) * 1982-02-26 1983-09-15 Robert Bosch Gmbh, 7000 Stuttgart Steuereinrichtung fuer einen hydraulischen servomotor
SE449911B (sv) * 1982-04-23 1987-05-25 Hep Products Ab Styrbar slidventil
DE3237103C3 (de) * 1982-10-07 1997-01-23 Wessel Hydraulik Sicherheitsventil als Lasthalteventil in der Hebezeughydraulik
DE3422978C2 (de) * 1984-06-22 1995-07-20 Bosch Gmbh Robert Vorrichtung zur Steuerung einer hydraulischen Stelleinrichtung
DE3611212C1 (de) * 1986-04-04 1987-06-11 Ernst Dipl-Ing Korthaus Steuerung fuer Hydraulikzylinder als Antriebe fuer Kolbenpumpen
DE3833624A1 (de) * 1988-10-03 1990-04-05 Rexroth Mannesmann Gmbh Ventilanordnung fuer die geregelte versorgung eines arbeitsraums mit hydraulikfluid
DE3901207C2 (de) * 1989-01-17 1994-06-23 Rexroth Mannesmann Gmbh Ventilanordnung für mehrere hydraulische Antriebe, insbesondere für die Antriebe eines Krans
DE4119073A1 (de) * 1991-06-10 1992-12-17 Rexroth Mannesmann Gmbh Hydraulikschaltung zur begrenzung von statischen und/oder dynamischen lastdruecken
US5577584A (en) * 1994-10-03 1996-11-26 Ford Motor Company Multiple pressure-to-current relations in a system having a solenoid-operated hydraulic valve
KR20000007997A (ko) * 1998-07-09 2000-02-07 김형벽 휠로더용 순간 승압장치
US20050081518A1 (en) * 2003-10-20 2005-04-21 Pengfei Ma Flow-control apparatus for controlling the swing speed of a boom assembly
JP2007263142A (ja) * 2006-03-27 2007-10-11 Toyota Industries Corp 油圧制御装置
US8701697B2 (en) 2010-06-07 2014-04-22 Techmaster Inc. Pneumatic system
DE102009014421A1 (de) * 2009-03-26 2010-09-30 Abb Technology Ag Ventilanordnung
US9003786B2 (en) * 2011-05-10 2015-04-14 Caterpillar Inc. Pressure limiting in hydraulic systems
US9803637B2 (en) * 2011-07-14 2017-10-31 Ford Global Technologies, Llc Variable displacement hydraulic pump control
CN104454704B (zh) * 2014-12-03 2017-02-22 江阴轩泽机械设备有限公司 钢坯修磨机液压控制系统
DE102018204642A1 (de) * 2018-03-27 2019-10-02 Robert Bosch Gmbh Ventilbaugruppe mit Lasthaltung im Steuerschieber
CN110608210B (zh) * 2019-08-30 2021-07-20 武汉船用机械有限责任公司 液压控制系统
CN113236623B (zh) * 2021-06-16 2022-03-25 太原理工大学 一种阀口独立控制的电液比例方向阀

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE24002E (en) * 1955-05-17 Load compensated transfer valve
US3095906A (en) * 1959-03-05 1963-07-02 Moog Servocontrols Inc Flow control servo valve with dynamic load pressure feedback
US3126031A (en) * 1964-03-24 hayner
FR2246796A1 (fr) * 1973-10-04 1975-05-02 Tomco Inc
FR2263441A1 (fr) * 1974-03-06 1975-10-03 Volki Walter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2644482A (en) * 1944-11-13 1953-07-07 Joy Mfg Co Fluid flow regulator
US2654348A (en) * 1952-09-19 1953-10-06 Beck Cyrus Load compensated transfer valve
US3038498A (en) * 1956-09-25 1962-06-12 Borg Warner Hydraulic amplifier
US2976848A (en) * 1957-03-28 1961-03-28 Westinghouse Electric Corp Linearized parallel control valve for control systems
US3213886A (en) * 1962-10-22 1965-10-26 Pearne And Lacy Machine Compan Flow control valve with stop means movable at a controlled rate
US3230841A (en) * 1963-08-30 1966-01-25 Ray A York Constant speed control for hydraulic motors
US3375659A (en) * 1966-06-30 1968-04-02 Itt Hydraulic actuator control system
US3865014A (en) * 1970-06-27 1975-02-11 Bosch Gmbh Robert Pressure regulator
CA943040A (en) * 1970-10-06 1974-03-05 Ronald B. Walters Hydraulic actuator controls
US3799200A (en) * 1972-06-12 1974-03-26 Gardner Denver Co Flow and pressure regulating control for hydraulic motors
GB1406326A (en) * 1972-11-08 1975-09-17 Sperry Rand Ltd Hydraulic actuator controls disazo pigment
US3859791A (en) * 1973-07-09 1975-01-14 American Standard Inc Fluid operated hydraulically lapped control apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE24002E (en) * 1955-05-17 Load compensated transfer valve
US3126031A (en) * 1964-03-24 hayner
US3095906A (en) * 1959-03-05 1963-07-02 Moog Servocontrols Inc Flow control servo valve with dynamic load pressure feedback
FR2246796A1 (fr) * 1973-10-04 1975-05-02 Tomco Inc
FR2263441A1 (fr) * 1974-03-06 1975-10-03 Volki Walter

Also Published As

Publication number Publication date
SE419364B (sv) 1981-07-27
JPS613962B2 (fr) 1986-02-06
JPS5189082A (fr) 1976-08-04
FR2295277B1 (fr) 1981-09-25
CH599472A5 (fr) 1978-05-31
US4066006A (en) 1978-01-03
SE7514359L (sv) 1976-06-22
GB1518835A (en) 1978-07-26
DE2461021A1 (de) 1976-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse