DE502005002807D1 - Elektrohydraulische Steuervorrichtung - Google Patents

Elektrohydraulische Steuervorrichtung

Info

Publication number
DE502005002807D1
DE502005002807D1 DE200550002807 DE502005002807T DE502005002807D1 DE 502005002807 D1 DE502005002807 D1 DE 502005002807D1 DE 200550002807 DE200550002807 DE 200550002807 DE 502005002807 T DE502005002807 T DE 502005002807T DE 502005002807 D1 DE502005002807 D1 DE 502005002807D1
Authority
DE
Germany
Prior art keywords
control device
electrohydraulic control
electrohydraulic
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.)
Active
Application number
DE200550002807
Other languages
English (en)
Inventor
Martin Dipl-Ing Heusser
Martin Ascherl
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.)
Hawe Hydraulik GmbH and Co KG
Original Assignee
Hawe Hydraulik GmbH and Co KG
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 Hawe Hydraulik GmbH and Co KG filed Critical Hawe Hydraulik GmbH and Co KG
Publication of DE502005002807D1 publication Critical patent/DE502005002807D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/006—Hydraulic "Wheatstone bridge" circuits, i.e. with four nodes, P-A-T-B, and on-off or proportional valves in each link
    • 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"
    • F15B11/0445—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" with counterbalance valves, e.g. to prevent overrunning or for braking
    • 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
    • F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
    • F15B11/055—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive by adjusting the pump output or bypass
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/14—Energy-recuperation means
    • 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
    • F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure
    • F15B2211/50581—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure using counterbalance valves
    • F15B2211/5059—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure using counterbalance valves using double counterbalance valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
DE200550002807 2004-09-08 2005-06-07 Elektrohydraulische Steuervorrichtung Active DE502005002807D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200420014030 DE202004014030U1 (de) 2004-09-08 2004-09-08 Elektrohydraulische Steuervorrichtung

Publications (1)

Publication Number Publication Date
DE502005002807D1 true DE502005002807D1 (de) 2008-03-27

Family

ID=34937294

Family Applications (2)

Application Number Title Priority Date Filing Date
DE200420014030 Expired - Lifetime DE202004014030U1 (de) 2004-09-08 2004-09-08 Elektrohydraulische Steuervorrichtung
DE200550002807 Active DE502005002807D1 (de) 2004-09-08 2005-06-07 Elektrohydraulische Steuervorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE200420014030 Expired - Lifetime DE202004014030U1 (de) 2004-09-08 2004-09-08 Elektrohydraulische Steuervorrichtung

Country Status (2)

Country Link
EP (1) EP1635072B1 (de)
DE (2) DE202004014030U1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009028816A1 (de) * 2009-08-21 2011-02-24 Deere & Company, Moline Hydraulische Anordnung
EP2465812B1 (de) * 2010-12-16 2013-11-06 BT Products AB Industriefahrzeug mit ausziehbarem Mast
ITUB20152856A1 (it) * 2015-08-04 2017-02-04 Antonioni Hydraulic Solutions S R L Attuatore idraulico, particolarmente del tipo ammortizzato e/o smorzatore.
CN105035979B (zh) * 2015-08-05 2017-05-03 常德中联重科液压有限公司 平衡阀组和液压系统
EP3171039A1 (de) * 2015-11-18 2017-05-24 HAWE Hydraulik SE Hydraulisches hubmodul mit hebe- und senkfunktion
EP4019786B1 (de) 2020-12-28 2023-11-22 Danfoss Power Solutions (Zhejiang) Co. Ltd Lastmessender mehrwegeventilabschnitt

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5129229A (en) * 1990-06-19 1992-07-14 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for civil-engineering and construction machine
DE4140409A1 (de) 1991-12-07 1993-06-09 Robert Bosch Gmbh, 7000 Stuttgart, De Elektrohydraulische steuereinrichtung
DE4140408A1 (de) 1991-12-07 1993-06-09 Robert Bosch Gmbh, 7000 Stuttgart, De Elektrohydraulische steuereinrichtung
SE9300084L (sv) * 1993-01-14 1994-04-18 Voac Hydraulics Boraas Ab Förfarande för styrning av en hydraulmotor, jämte hydraulventil härför
DE29802498U1 (de) 1998-02-13 1998-04-16 Heilmeier & Weinlein Staplersteuerung
DE20208577U1 (de) 2002-06-03 2003-12-11 Hawe Hydraulik Gmbh & Co. Kg Elektrohydraulische Hubsteuervorrichtung für Flurförerfahrzeuge
DE10308289B4 (de) 2003-02-26 2010-11-25 Bosch Rexroth Aktiengesellschaft LS-Wegeventilblock

Also Published As

Publication number Publication date
DE202004014030U1 (de) 2006-01-12
EP1635072B1 (de) 2008-02-13
EP1635072A1 (de) 2006-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition