DE2301648A1 - Hydraulische steuereinrichtung - Google Patents

Hydraulische steuereinrichtung

Info

Publication number
DE2301648A1
DE2301648A1 DE2301648A DE2301648A DE2301648A1 DE 2301648 A1 DE2301648 A1 DE 2301648A1 DE 2301648 A DE2301648 A DE 2301648A DE 2301648 A DE2301648 A DE 2301648A DE 2301648 A1 DE2301648 A1 DE 2301648A1
Authority
DE
Germany
Prior art keywords
connection
valve
control device
hydraulic control
return
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.)
Pending
Application number
DE2301648A
Other languages
German (de)
English (en)
Inventor
Walter Hermann
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
Priority to DE2301648A priority Critical patent/DE2301648A1/de
Priority to US00422595A priority patent/US3851566A/en
Priority to FR7346983A priority patent/FR2214054B1/fr
Priority to IT19067/74A priority patent/IT1006719B/it
Priority to GB141974A priority patent/GB1395143A/en
Priority to JP49007473A priority patent/JPS5047082A/ja
Publication of DE2301648A1 publication Critical patent/DE2301648A1/de
Pending 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
    • 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
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/30505—Non-return valves, i.e. check 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/30515—Load holding 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/3059—Assemblies of multiple valves having multiple valves for multiple output members
    • 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
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • 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
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • 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
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41581—Flow control characterised by the connections of the flow 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
    • F15B2211/40—Flow control
    • F15B2211/46—Control of flow in the return line, i.e. meter-out 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
    • F15B2211/50—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
    • F15B2211/55—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
    • F15B2211/7114—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
    • F15B2211/7128—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators the chambers being connected in parallel
    • 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
    • F15B2211/75—Control of speed of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Forklifts And Lifting Vehicles (AREA)
DE2301648A 1973-01-13 1973-01-13 Hydraulische steuereinrichtung Pending DE2301648A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE2301648A DE2301648A1 (de) 1973-01-13 1973-01-13 Hydraulische steuereinrichtung
US00422595A US3851566A (en) 1973-01-13 1973-12-12 Apparatus for controlling a hydraulic-lift tail gate arrangement of a cargo-carrying vehicle
FR7346983A FR2214054B1 (it) 1973-01-13 1973-12-28
IT19067/74A IT1006719B (it) 1973-01-13 1974-01-04 Dispositivo di comando idraulico
GB141974A GB1395143A (en) 1973-01-13 1974-01-11 Hydraulic control system
JP49007473A JPS5047082A (it) 1973-01-13 1974-01-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2301648A DE2301648A1 (de) 1973-01-13 1973-01-13 Hydraulische steuereinrichtung

Publications (1)

Publication Number Publication Date
DE2301648A1 true DE2301648A1 (de) 1974-07-18

Family

ID=5868945

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2301648A Pending DE2301648A1 (de) 1973-01-13 1973-01-13 Hydraulische steuereinrichtung

Country Status (6)

Country Link
US (1) US3851566A (it)
JP (1) JPS5047082A (it)
DE (1) DE2301648A1 (it)
FR (1) FR2214054B1 (it)
GB (1) GB1395143A (it)
IT (1) IT1006719B (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983003285A1 (en) * 1982-03-16 1983-09-29 Mänttäri, Erkki Means for saving energy in a hydraulic circuit
DE3346184A1 (de) * 1983-12-21 1985-07-04 Mannesmann Rexroth GmbH, 8770 Lohr Steuerblock mit mehreren wegeventilen
DE102008053061A1 (de) * 2008-10-24 2010-04-29 Hydac System Gmbh Hydromechanische Abstützeinrichtung

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968732A (en) * 1972-11-10 1976-07-13 Fitzgerald William Maurice Bar Hydraulic power transmission system
SE381919B (sv) * 1973-10-24 1975-12-22 Atlas Copco Ab Sett att reglera en hydraulbroms rorelser och anordning for genomforande av settet
DE2457451A1 (de) * 1974-12-05 1976-06-10 Bosch Gmbh Robert Hydraulische steuereinrichtung
US4161256A (en) * 1977-10-04 1979-07-17 Cascade Corporation Fluid power system having multiple, separately controllable double-acting fluid motors and reduced number of fluid conduits
DE2945120A1 (de) * 1979-11-08 1981-05-14 Mogilevskij avtomobil'njy zavod imeni S.M. Kirova, Mogilev Hydraulischer oder pneumatischer antrieb mit mehreren unabhaengig arbeitenden motoren
US4836088A (en) * 1985-08-21 1989-06-06 Rome Industries, Inc. Directional control valve and regeneration valve
JP2517524Y2 (ja) * 1993-11-09 1996-11-20 和仁 大野 コンクリート製汚水桝
DE4407739C1 (de) * 1994-03-08 1995-07-20 Daimler Benz Ag Betätigungssystem für über Schaltmittel ansteuerbare hydraulische Antriebselemente eines Klappverdecks
NL9401191A (nl) * 1994-07-20 1996-03-01 Applied Power Inc Hydraulische schakeling.
NL9401190A (nl) * 1994-07-20 1996-03-01 Applied Power Inc Hydraulische schakeling.
US6715402B2 (en) * 2002-02-26 2004-04-06 Husco International, Inc. Hydraulic control circuit for operating a split actuator mechanical mechanism
DE102004006683A1 (de) * 2004-02-11 2005-09-01 Zf Friedrichshafen Ag Schalteinheit
US7827787B2 (en) 2007-12-27 2010-11-09 Deere & Company Hydraulic system
UA110988C2 (uk) 2011-08-05 2016-03-10 Пресіжн Плентінг Елелсі Пристрій, системи і способи регулювання притискної сили рядного висівного апарата
GB201319154D0 (en) * 2013-10-30 2013-12-11 Agco Int Gmbh Hydraulic system supply
CN115342091A (zh) * 2021-05-12 2022-11-15 哈威油液压技术(无锡)有限公司 液压控制***

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443483A (en) * 1966-05-06 1969-05-13 Int Harvester Co Pilot unloading hydraulic circuit
US3520231A (en) * 1968-10-23 1970-07-14 Gen Signal Corp Hydraulic supply systems with flow rate-limiting control
US3550505A (en) * 1969-05-07 1970-12-29 Gen Signal Corp Hydraulic system including two work circuits

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983003285A1 (en) * 1982-03-16 1983-09-29 Mänttäri, Erkki Means for saving energy in a hydraulic circuit
US4574838A (en) * 1982-03-16 1986-03-11 Valmet Oy Means for saving energy in a hydraulic circuit
DE3346184A1 (de) * 1983-12-21 1985-07-04 Mannesmann Rexroth GmbH, 8770 Lohr Steuerblock mit mehreren wegeventilen
DE102008053061A1 (de) * 2008-10-24 2010-04-29 Hydac System Gmbh Hydromechanische Abstützeinrichtung

Also Published As

Publication number Publication date
US3851566A (en) 1974-12-03
FR2214054B1 (it) 1976-10-08
GB1395143A (en) 1975-05-21
FR2214054A1 (it) 1974-08-09
JPS5047082A (it) 1975-04-26
IT1006719B (it) 1976-10-20

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Legal Events

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OHJ Non-payment of the annual fee