DE19745489B4 - System zur lastdruckunabhängigen Steuerung und Lasthaltung mehrerer rotatorischer und/oder translatorischer Verbraucher - Google Patents

System zur lastdruckunabhängigen Steuerung und Lasthaltung mehrerer rotatorischer und/oder translatorischer Verbraucher Download PDF

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Publication number
DE19745489B4
DE19745489B4 DE19745489A DE19745489A DE19745489B4 DE 19745489 B4 DE19745489 B4 DE 19745489B4 DE 19745489 A DE19745489 A DE 19745489A DE 19745489 A DE19745489 A DE 19745489A DE 19745489 B4 DE19745489 B4 DE 19745489B4
Authority
DE
Germany
Prior art keywords
load
pressure
control
valve
piston
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
DE19745489A
Other languages
German (de)
English (en)
Other versions
DE19745489A1 (de
Inventor
Volker BÖSEBECK
Michael Holtmann
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.)
CNH Industrial Baumaschinen GmbH
Original Assignee
O&K Orenstein and Koppel 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 O&K Orenstein and Koppel GmbH filed Critical O&K Orenstein and Koppel GmbH
Priority to DE19745489A priority Critical patent/DE19745489B4/de
Priority to DE59804000T priority patent/DE59804000D1/de
Priority to JP2000516113A priority patent/JP2001520335A/ja
Priority to PCT/EP1998/006215 priority patent/WO1999019571A1/de
Priority to EP98961094A priority patent/EP1023508B1/de
Publication of DE19745489A1 publication Critical patent/DE19745489A1/de
Application granted granted Critical
Publication of DE19745489B4 publication Critical patent/DE19745489B4/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • F15B11/003—Systems with 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
    • 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
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
DE19745489A 1997-10-15 1997-10-15 System zur lastdruckunabhängigen Steuerung und Lasthaltung mehrerer rotatorischer und/oder translatorischer Verbraucher Expired - Fee Related DE19745489B4 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19745489A DE19745489B4 (de) 1997-10-15 1997-10-15 System zur lastdruckunabhängigen Steuerung und Lasthaltung mehrerer rotatorischer und/oder translatorischer Verbraucher
DE59804000T DE59804000D1 (de) 1997-10-15 1998-09-30 System zur lastdruckunabhängigen steuerung und lasthaltung mehrerer rotatorischer und/oder translatorischer verbraucher
JP2000516113A JP2001520335A (ja) 1997-10-15 1998-09-30 多数の回転動作および／または並進動作する消費体を負荷圧力に無関係に制御して負荷を維持するシステム
PCT/EP1998/006215 WO1999019571A1 (de) 1997-10-15 1998-09-30 System zur lastdruckunabhängigen steuerung und lasthaltung mehrerer rotatorischer und/oder translatorischer verbraucher
EP98961094A EP1023508B1 (de) 1997-10-15 1998-09-30 System zur lastdruckunabhängigen steuerung und lasthaltung mehrerer rotatorischer und/oder translatorischer verbraucher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19745489A DE19745489B4 (de) 1997-10-15 1997-10-15 System zur lastdruckunabhängigen Steuerung und Lasthaltung mehrerer rotatorischer und/oder translatorischer Verbraucher

Publications (2)

Publication Number Publication Date
DE19745489A1 DE19745489A1 (de) 1999-04-22
DE19745489B4 true DE19745489B4 (de) 2004-07-22

Family

ID=7845583

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19745489A Expired - Fee Related DE19745489B4 (de) 1997-10-15 1997-10-15 System zur lastdruckunabhängigen Steuerung und Lasthaltung mehrerer rotatorischer und/oder translatorischer Verbraucher
DE59804000T Expired - Fee Related DE59804000D1 (de) 1997-10-15 1998-09-30 System zur lastdruckunabhängigen steuerung und lasthaltung mehrerer rotatorischer und/oder translatorischer verbraucher

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59804000T Expired - Fee Related DE59804000D1 (de) 1997-10-15 1998-09-30 System zur lastdruckunabhängigen steuerung und lasthaltung mehrerer rotatorischer und/oder translatorischer verbraucher

Country Status (4)

Country Link
EP (1) EP1023508B1 (fi)
JP (1) JP2001520335A (fi)
DE (2) DE19745489B4 (fi)
WO (1) WO1999019571A1 (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004040437A1 (de) * 2004-08-20 2005-09-15 Audi Ag Regelkolben einer Ölpumpe

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10025188B4 (de) * 2000-05-20 2004-07-22 Adrian Verstallen Druckerhöhungsanlage
DE102006049584A1 (de) 2006-03-13 2007-09-20 Robert Bosch Gmbh LUDV-Ventilanordnung
DE102016215214A1 (de) 2016-08-16 2018-02-22 Zf Friedrichshafen Ag Getriebevorrichtung mit mehreren über hydraulisch betätigbare Kolben-Zylinder-Einrichtungen verstellbare Schaltstangen ein- und auslegbaren Übersetzungen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892312A (en) * 1958-01-27 1959-06-30 Deere & Co Demand compensated hydraulic system
DE3443354A1 (de) * 1984-11-28 1986-05-28 Robert Bosch Gmbh, 7000 Stuttgart Hydraulikanlage
EP0326150A1 (en) * 1988-01-27 1989-08-02 Hitachi Construction Machinery Co., Ltd. Control system for load-sensing hydraulic drive circuit
DE4208256C2 (de) * 1992-03-14 1994-06-30 Guenter Richter Hydraulische Steuereinrichtung für Messerstern-Teigteil- und Wirkmaschinen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420990C2 (de) * 1984-06-06 1994-10-27 Bosch Gmbh Robert Hydraulikanlage
WO1993021446A1 (en) * 1992-04-08 1993-10-28 Kabushiki Kaisha Komatsu Seisakusho Pressure oil supplying device
FR2699609B1 (fr) * 1992-12-22 1995-02-10 Hydromo Procédé et dispositif pour la mise en mouvement ou l'arrêt d'un moteur hydraulique entraînant un ensemble présentant une grande inertie.
US5447093A (en) * 1993-03-30 1995-09-05 Caterpillar Inc. Flow force compensation
DE19528981C1 (de) * 1995-08-07 1996-10-02 Heilmeier & Weinlein Verfahren zum Steuern eines Hydroverbrauchers und hydraulische Steuervorrichtung zur Durchführung des Verfahrens
DE29604215U1 (de) * 1996-03-07 1996-05-09 Oil Control Gmbh Hydraulisches Lasthalte- bzw. Senkbremsventil

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892312A (en) * 1958-01-27 1959-06-30 Deere & Co Demand compensated hydraulic system
DE3443354A1 (de) * 1984-11-28 1986-05-28 Robert Bosch Gmbh, 7000 Stuttgart Hydraulikanlage
EP0326150A1 (en) * 1988-01-27 1989-08-02 Hitachi Construction Machinery Co., Ltd. Control system for load-sensing hydraulic drive circuit
DE4208256C2 (de) * 1992-03-14 1994-06-30 Guenter Richter Hydraulische Steuereinrichtung für Messerstern-Teigteil- und Wirkmaschinen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Technik und Wissenschaft, Linde-Bericht Nr. 63, 1969, S. 5-8 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004040437A1 (de) * 2004-08-20 2005-09-15 Audi Ag Regelkolben einer Ölpumpe

Also Published As

Publication number Publication date
DE59804000D1 (de) 2002-06-06
WO1999019571A1 (de) 1999-04-22
JP2001520335A (ja) 2001-10-30
EP1023508B1 (de) 2002-05-02
EP1023508A1 (de) 2000-08-02
DE19745489A1 (de) 1999-04-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: O & K ORENSTEIN & KOPPEL AKTIENGESELLSCHAFT, 13581

8339 Ceased/non-payment of the annual fee