DE502004004652D1 - Hydraulische steueranordnung - Google Patents

Hydraulische steueranordnung

Info

Publication number
DE502004004652D1
DE502004004652D1 DE502004004652T DE502004004652T DE502004004652D1 DE 502004004652 D1 DE502004004652 D1 DE 502004004652D1 DE 502004004652 T DE502004004652 T DE 502004004652T DE 502004004652 T DE502004004652 T DE 502004004652T DE 502004004652 D1 DE502004004652 D1 DE 502004004652D1
Authority
DE
Germany
Prior art keywords
pressure
supply
hydraulic control
control arrangement
consumer
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 - Lifetime
Application number
DE502004004652T
Other languages
English (en)
Inventor
Heinrich Loedige
Christoph Keyl
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
Bosch 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 Bosch Rexroth AG filed Critical Bosch Rexroth AG
Publication of DE502004004652D1 publication Critical patent/DE502004004652D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
    • 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
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • F15B13/015—Locking-valves or other detent i.e. load-holding devices using an enclosed pilot flow 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
    • 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
    • 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
    • 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
    • F15B2211/30525—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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
    • F15B2211/6054—Load sensing circuits having valve means between output member and the load sensing circuit using shuttle valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Valve Device For Special Equipments (AREA)
DE502004004652T 2003-05-15 2004-05-10 Hydraulische steueranordnung Expired - Lifetime DE502004004652D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10321914A DE10321914A1 (de) 2003-05-15 2003-05-15 Hydraulische Steueranordnung
PCT/DE2004/000969 WO2004104426A1 (de) 2003-05-15 2004-05-10 Hydraulische steueranordnung

Publications (1)

Publication Number Publication Date
DE502004004652D1 true DE502004004652D1 (de) 2007-09-27

Family

ID=33394628

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10321914A Withdrawn DE10321914A1 (de) 2003-05-15 2003-05-15 Hydraulische Steueranordnung
DE502004004652T Expired - Lifetime DE502004004652D1 (de) 2003-05-15 2004-05-10 Hydraulische steueranordnung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10321914A Withdrawn DE10321914A1 (de) 2003-05-15 2003-05-15 Hydraulische Steueranordnung

Country Status (6)

Country Link
US (1) US7249554B2 (de)
EP (1) EP1623123B1 (de)
AT (1) ATE370335T1 (de)
DE (2) DE10321914A1 (de)
DK (1) DK1623123T3 (de)
WO (1) WO2004104426A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005011395A1 (de) * 2005-03-11 2006-09-14 Bosch Rexroth Ag Hydraulische Steueranordnung
DE102005029821A1 (de) 2005-04-04 2006-10-05 Bosch Rexroth Ag Wegeventil und damit ausgeführte LS-Steueranordnung
DE102007032415B3 (de) * 2007-07-12 2009-04-02 Sauer-Danfoss Aps Hydraulische Ventilanordnung
CH700344B1 (de) * 2007-08-02 2010-08-13 Bucher Hydraulics Ag Steuervorrichtung für mindestens zwei hydraulische Antriebe.
KR101471288B1 (ko) * 2013-05-06 2014-12-09 현대중공업 주식회사 선회밀림방지장치를 구비한 굴삭기 선회장치
US10590962B2 (en) 2016-05-16 2020-03-17 Parker-Hannifin Corporation Directional control valve
SE544628C2 (en) 2018-07-23 2022-09-27 Joab Foersaeljnings Ab Hydraulic system and method for controlling the speed and pressure of a hydraulic cylinder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009343A1 (en) * 1988-03-23 1989-10-05 Hitachi Construction Machinery Co., Ltd. Hydraulic driving unit
US5351601A (en) * 1992-05-04 1994-10-04 Control Concepts, Inc. Hydraulic control system
DE4241848C2 (de) * 1992-12-11 1994-12-22 Danfoss As Gesteuertes Proportionalventil
DE4307872C2 (de) * 1993-03-12 2001-05-17 Orenstein & Koppel Ag Lastdruckunabhängige Steuerung der Geschwindigkeit von hydraulischen Stellelementen
WO1997032136A1 (de) * 1996-02-28 1997-09-04 Beringer-Hydraulik Ag Lasthalte-bremsventil
DE19802430A1 (de) * 1998-01-23 1999-07-29 Mannesmann Rexroth Ag Hydraulisches System zum Betreiben eines reversierbaren hydraulischen Verbrauchers
DE19931142C2 (de) * 1999-07-06 2002-07-18 Sauer Danfoss Holding As Nordb Hydraulische Ventilanordnung mit Verriegelungsfunktion
DE10045404C2 (de) * 2000-09-14 2002-10-24 Sauer Danfoss Holding As Nordb Hydraulische Ventilanordnung
DE10211299B4 (de) * 2002-03-14 2005-03-31 Howaldtswerke - Deutsche Werft Ag Ventilkombination

Also Published As

Publication number Publication date
WO2004104426A1 (de) 2004-12-02
EP1623123B1 (de) 2007-08-15
EP1623123A1 (de) 2006-02-08
US20060162544A1 (en) 2006-07-27
DE10321914A1 (de) 2004-12-02
DK1623123T3 (da) 2007-12-17
US7249554B2 (en) 2007-07-31
ATE370335T1 (de) 2007-09-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition