EP2600011A3 - Distributeur hydraulique pour le dispositif de levage d'un véhicule agricole - Google Patents

Distributeur hydraulique pour le dispositif de levage d'un véhicule agricole Download PDF

Info

Publication number
EP2600011A3
EP2600011A3 EP12191963.3A EP12191963A EP2600011A3 EP 2600011 A3 EP2600011 A3 EP 2600011A3 EP 12191963 A EP12191963 A EP 12191963A EP 2600011 A3 EP2600011 A3 EP 2600011A3
Authority
EP
European Patent Office
Prior art keywords
connection
working
port
pump
tank
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.)
Withdrawn
Application number
EP12191963.3A
Other languages
German (de)
English (en)
Other versions
EP2600011A2 (fr
Inventor
Reiner Kunz
Simon Ehmann
Joerg Mueller
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
Publication of EP2600011A2 publication Critical patent/EP2600011A2/fr
Publication of EP2600011A3 publication Critical patent/EP2600011A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the 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
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the return line
    • F15B2211/3127—Floating position connecting the working ports and the 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
    • F15B2211/30—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/85978—With pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Multiple-Way Valves (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
EP12191963.3A 2011-12-03 2012-11-09 Distributeur hydraulique pour le dispositif de levage d'un véhicule agricole Withdrawn EP2600011A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201110120302 DE102011120302A1 (de) 2011-12-03 2011-12-03 Hydraulisches Wegeventil für das Hubwerk eines landwirtschaftlichen Fahrzeugs

Publications (2)

Publication Number Publication Date
EP2600011A2 EP2600011A2 (fr) 2013-06-05
EP2600011A3 true EP2600011A3 (fr) 2017-03-08

Family

ID=47227517

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12191963.3A Withdrawn EP2600011A3 (fr) 2011-12-03 2012-11-09 Distributeur hydraulique pour le dispositif de levage d'un véhicule agricole

Country Status (4)

Country Link
US (1) US9255587B2 (fr)
EP (1) EP2600011A3 (fr)
CN (1) CN103133445B (fr)
DE (1) DE102011120302A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013224322A1 (de) 2013-11-28 2015-05-28 Robert Bosch Gmbh Hydraulische Steueranordnung
CN103999589B (zh) * 2014-05-07 2016-08-24 武汉盛硕电子有限公司 用于农耕机的农具提升系统
CN111802010B (zh) * 2020-07-22 2022-08-12 河南科技大学 一种液压泵后置式拖拉机电液悬挂系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608758A1 (de) * 1996-03-07 1997-09-11 Rexroth Mannesmann Gmbh Hydraulische Ventilanordnung
US6971453B2 (en) * 2003-11-11 2005-12-06 Deere & Company Control system for a three point implement hitch assembly
EP2670987A1 (fr) * 2011-02-03 2013-12-11 Parker Hannifin Manufacturing Finland OY Valve de direction équipée d'un pressostat

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2905332A1 (de) * 1979-02-13 1980-08-21 Kloeckner Humboldt Deutz Ag Hydraulisches 4/4- bzw. 4/5-wegeventil
US4565219A (en) * 1982-09-13 1986-01-21 The Oilgear Japan Company Multiple-position solenoid-operated control valve
DE3836453A1 (de) * 1987-12-21 1989-07-06 Bosch Gmbh Robert Ventilanordnung zur steuerung und ueberwachung des arbeitsdruckes eines hydraulischen verbrauchers
IE64569B1 (en) * 1989-11-07 1995-08-23 Ror Rockwell Ltd Height control of air suspended vehicles
KR930010906B1 (ko) * 1989-12-14 1993-11-17 니뽄 에어브레이크 가부시끼가이샤 유압 모터의 제어 회로
DE4036564A1 (de) * 1990-11-16 1992-05-21 Bosch Gmbh Robert Hydraulische einrichtung zur steuerung eines arbeitszylinders einer presse
DE19957952A1 (de) * 1999-12-02 2001-06-07 Mannesmann Rexroth Ag Hydraulisches Wegeventil zur lastunabhängigen Steuerung eines hydraulischen Verbrauchers von insbesondere einer mobilen Arbeitsmaschine
DE10121924A1 (de) * 2001-05-05 2002-11-07 Bosch Rexroth Ag Hydraulische Steueranordnung zur Steuerung eines einfachwirkenden hydraulischen Verbrauchers hinsichtlich Richtung und Geschwindigkeit und Wegeventil dafür

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608758A1 (de) * 1996-03-07 1997-09-11 Rexroth Mannesmann Gmbh Hydraulische Ventilanordnung
US6971453B2 (en) * 2003-11-11 2005-12-06 Deere & Company Control system for a three point implement hitch assembly
EP2670987A1 (fr) * 2011-02-03 2013-12-11 Parker Hannifin Manufacturing Finland OY Valve de direction équipée d'un pressostat

Also Published As

Publication number Publication date
EP2600011A2 (fr) 2013-06-05
US9255587B2 (en) 2016-02-09
CN103133445A (zh) 2013-06-05
DE102011120302A1 (de) 2013-06-06
US20130139915A1 (en) 2013-06-06
CN103133445B (zh) 2017-03-01

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