DE59504821D1 - Regeleinrichtung für eine hydropumpe - Google Patents

Regeleinrichtung für eine hydropumpe

Info

Publication number
DE59504821D1
DE59504821D1 DE59504821T DE59504821T DE59504821D1 DE 59504821 D1 DE59504821 D1 DE 59504821D1 DE 59504821 T DE59504821 T DE 59504821T DE 59504821 T DE59504821 T DE 59504821T DE 59504821 D1 DE59504821 D1 DE 59504821D1
Authority
DE
Germany
Prior art keywords
hydropump
control device
control
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 - Fee Related
Application number
DE59504821T
Other languages
English (en)
Inventor
Edwin Harnischfeger
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.)
Bosch Rexroth AG
Original Assignee
Mannesmann Rexroth AG
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 Mannesmann Rexroth AG filed Critical Mannesmann Rexroth AG
Application granted granted Critical
Publication of DE59504821D1 publication Critical patent/DE59504821D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
    • F15B11/165—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for adjusting the pump output or bypass in response to demand
    • 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
    • F15B2211/20546—Type of pump variable capacity
    • F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
    • 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
    • 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
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional 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
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/31505—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and a return line
    • F15B2211/31511—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and a return line having a single pressure source
    • 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
    • F15B2211/329—Directional 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
    • F15B2211/30—Directional control
    • F15B2211/355—Pilot pressure 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/67—Methods for controlling pilot 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
DE59504821T 1994-02-26 1995-02-21 Regeleinrichtung für eine hydropumpe Expired - Fee Related DE59504821D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4406318A DE4406318A1 (de) 1994-02-26 1994-02-26 Regeleinrichtung für eine Hydropumpe
PCT/EP1995/000611 WO1995023292A1 (de) 1994-02-26 1995-02-21 Regeleinrichtung für eine hydropumpe

Publications (1)

Publication Number Publication Date
DE59504821D1 true DE59504821D1 (de) 1999-02-25

Family

ID=6511292

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4406318A Withdrawn DE4406318A1 (de) 1994-02-26 1994-02-26 Regeleinrichtung für eine Hydropumpe
DE59504821T Expired - Fee Related DE59504821D1 (de) 1994-02-26 1995-02-21 Regeleinrichtung für eine hydropumpe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4406318A Withdrawn DE4406318A1 (de) 1994-02-26 1994-02-26 Regeleinrichtung für eine Hydropumpe

Country Status (5)

Country Link
US (1) US5720168A (de)
EP (1) EP0746690B1 (de)
JP (1) JPH09510002A (de)
DE (2) DE4406318A1 (de)
WO (1) WO1995023292A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6450146B1 (en) 2000-12-12 2002-09-17 International Engine Intellectual Property Company, L.L.C. High pressure pump with a close-mounted valve for a hydraulic fuel system
DE102007051525B4 (de) * 2007-10-29 2011-02-24 Sauer-Danfoss Gmbh & Co Ohg Hydraulisches Versorgungssystem mit einer Verstellpumpeneinrichtung
EP2686561A1 (de) * 2011-03-17 2014-01-22 Parker-Hannificn Corporation Elektrohydraulisches system zur steuerung mehrerer funktionen
DE102016000186A1 (de) * 2016-01-11 2017-07-13 Liebherr-Hydraulikbagger Gmbh Vorrichtung zur regelbaren Hydraulikversorgung unterschiedlich geregelter hydraulischer Verbraucher sowie Hydrauliksystem und Arbeitsmaschine
CN107061394B (zh) * 2016-11-22 2018-10-23 宣城托新精密科技有限公司 可调压力敏感度的电液控制机构

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659003A (en) * 1979-10-22 1981-05-22 Kawasaki Heavy Ind Ltd Oil pressure controller
JPS5740102A (en) * 1980-08-21 1982-03-05 Hitachi Constr Mach Co Ltd Control process for inertial mass driver
JP2631125B2 (ja) * 1988-04-27 1997-07-16 東芝機械株式会社 負荷圧補償ポンプ吐出流量制御回路
DE3901207C2 (de) * 1989-01-17 1994-06-23 Rexroth Mannesmann Gmbh Ventilanordnung für mehrere hydraulische Antriebe, insbesondere für die Antriebe eines Krans
JPH04136507A (ja) * 1990-09-28 1992-05-11 Komatsu Ltd 油圧回路
JP3003958B2 (ja) * 1991-03-15 2000-01-31 株式会社小松製作所 ロードセンシング油圧回路
DE4127342C2 (de) * 1991-08-19 1995-02-16 Danfoss As Hydraulisches System mit einer Pumpe
DE4210252C1 (de) * 1992-03-28 1993-09-02 O & K Orenstein & Koppel Ag, 13581 Berlin, De
EP0564939B1 (de) * 1992-04-04 1995-12-13 Mannesmann Rexroth AG Hydraulische Steuereinrichtung für mehrere Verbraucher
DE4308004C2 (de) * 1992-04-04 2000-10-12 Mannesmann Rexroth Ag Hydraulische Steuereinrichtung für mehrere Verbraucher

Also Published As

Publication number Publication date
WO1995023292A1 (de) 1995-08-31
DE4406318A1 (de) 1995-08-31
EP0746690B1 (de) 1999-01-13
US5720168A (en) 1998-02-24
EP0746690A1 (de) 1996-12-11
JPH09510002A (ja) 1997-10-07

Similar Documents

Publication Publication Date Title
DE69531236D1 (de) Steuerschaltung für eine leitungsabschlusseinrichtung
DE69712475D1 (de) Bedienungstafel für eine Vorrichtung
DE69716671T2 (de) Steuervorrichtung für Baumaschinen
DE69517255T2 (de) Handbedienteil für ein Spielgerät
NO951513D0 (no) Styreanordning
DE69723185D1 (de) Steuervorrichtung für eine lichtausstrahlende Anzeige
DE69521188T2 (de) Entleer- oder Ablassvorrichtung für eine Leitung
DE69528308D1 (de) Verbindungssteuervorrichtung für ISDN
DE69528979D1 (de) Ablaufsteuerung für eine Startschaltung
DE69526152T2 (de) Steuervorrichtung für markiergerät
DE69705078T2 (de) Steuervorrichtung für eine ZVS-Schaltung
DE69518441T2 (de) Kontrollvorrichtung für eine feinstbearbeitungsmaschine
DE69608246D1 (de) Steuereinrichtung für eine teig- laminiervorrichtung
DE69505258D1 (de) Regelungsvorrichtung für schleppergeschobenes landwirtschaftliches gerät
DE9401949U1 (de) Lüftungsvorrichtung für eine Heizvorrichtung
DE59504821D1 (de) Regeleinrichtung für eine hydropumpe
DE59407281D1 (de) Regeleinrichtung für mehrere Einzelgeräte
DE69510880D1 (de) Ein-Hebel-Steuervorrichtung
DE69610708D1 (de) Sicherheitsbetrieb für eine sicherheitsvorrichtung
DE59204689D1 (de) Betätigungseinrichtung für eine Spannvorrichtung
DE9417271U1 (de) Steuereinrichtung für eine Steckdose
DE29615933U1 (de) Kontrolleinrichtung für eine Handmaschine
DE29510718U1 (de) Stellvorrichtung für eine Weiche
DE59404169D1 (de) Betätigungseinrichtung für eine Spannvorrichtung
DE69525784T2 (de) Programmeinstellvorrichtung für eine Zeitregistriereinrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BOSCH REXROTH AG, 70184 STUTTGART, DE

8339 Ceased/non-payment of the annual fee