DE69207556D1 - Hydraulisches Steuerungssystem - Google Patents

Hydraulisches Steuerungssystem

Info

Publication number
DE69207556D1
DE69207556D1 DE69207556T DE69207556T DE69207556D1 DE 69207556 D1 DE69207556 D1 DE 69207556D1 DE 69207556 T DE69207556 T DE 69207556T DE 69207556 T DE69207556 T DE 69207556T DE 69207556 D1 DE69207556 D1 DE 69207556D1
Authority
DE
Germany
Prior art keywords
control system
hydraulic control
hydraulic
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
DE69207556T
Other languages
English (en)
Other versions
DE69207556T2 (de
Inventor
Kurt Roland Lonnemo Ku Lonnemo
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.)
Vickers Inc
Original Assignee
Vickers Inc
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 Vickers Inc filed Critical Vickers Inc
Publication of DE69207556D1 publication Critical patent/DE69207556D1/de
Application granted granted Critical
Publication of DE69207556T2 publication Critical patent/DE69207556T2/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
    • 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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0405—Valve members; Fluid interconnections therefor for seat valves, i.e. poppet valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
  • Servomotors (AREA)
DE69207556T 1991-11-04 1992-11-03 Hydraulisches Steuerungssystem Expired - Fee Related DE69207556T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/787,260 US5170692A (en) 1991-11-04 1991-11-04 Hydraulic control system

Publications (2)

Publication Number Publication Date
DE69207556D1 true DE69207556D1 (de) 1996-02-22
DE69207556T2 DE69207556T2 (de) 1996-05-15

Family

ID=25140910

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69207556T Expired - Fee Related DE69207556T2 (de) 1991-11-04 1992-11-03 Hydraulisches Steuerungssystem

Country Status (6)

Country Link
US (1) US5170692A (de)
EP (1) EP0541336B1 (de)
JP (1) JPH05263804A (de)
BR (1) BR9204272A (de)
CA (1) CA2082039A1 (de)
DE (1) DE69207556T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1087997A (en) * 1995-12-15 1997-07-14 Commercial Intertech Limited Control valves
CN1296552A (zh) 1999-03-04 2001-05-23 日立建机株式会社 液压回路装置
JP3583643B2 (ja) * 1999-03-05 2004-11-04 日立建機株式会社 油圧回路装置
WO2001009513A1 (en) * 1999-07-30 2001-02-08 Crs Services, Inc. Hydraulic pump manifold
US6691604B1 (en) 1999-09-28 2004-02-17 Caterpillar Inc Hydraulic system with an actuator having independent meter-in meter-out control
US6557822B1 (en) 2000-11-21 2003-05-06 Caterpillar Inc. Dynamically stable flow amplifying poppet valve
US6814409B2 (en) 2001-04-12 2004-11-09 A-Dec, Inc. Hydraulic drive system
US8256739B2 (en) * 2008-12-22 2012-09-04 Husco International, Inc. Poppet valve operated by an electrohydraulic poppet pilot valve
US8684037B2 (en) * 2009-08-05 2014-04-01 Eaton Corportion Proportional poppet valve with integral check valve
US8291934B2 (en) * 2010-01-20 2012-10-23 Eaton Corporation Proportional valve assembly
US8770543B2 (en) 2011-07-14 2014-07-08 Eaton Corporation Proportional poppet valve with integral check valves
US9198349B2 (en) * 2013-07-12 2015-12-01 Deere & Company Articulated harvesting head ground force control circuit
DE102016006545A1 (de) * 2016-05-25 2017-11-30 Hydac System Gmbh Ventilvorrichtung
IT201700096057A1 (it) * 2017-08-25 2019-02-25 Bosch Gmbh Robert Unita' valvola di ritegno comandata elettricamente

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3972267A (en) * 1975-03-05 1976-08-03 Caterpillar Tractor Co. Overruning load control for hydraulic jacks
DE3071307D1 (en) * 1979-07-26 1986-02-06 Sperry Ltd Hydraulic valve
JPS6024961Y2 (ja) * 1980-05-30 1985-07-26 焼結金属工業株式会社 シリンダ駆動装置
US4407122A (en) * 1981-05-18 1983-10-04 Vickers, Incorporated Power transmission
US4466336A (en) * 1982-02-08 1984-08-21 Lakeland Hydraulics, Inc. Control valve for hydraulic motor apparatus
DE3705170C1 (de) * 1987-02-18 1988-08-18 Heilmeier & Weinlein Hydraulische Steuervorrichtung
IN167170B (de) * 1987-05-14 1990-09-15 Hitachi Construction Machinery
AU603907B2 (en) * 1987-06-30 1990-11-29 Hitachi Construction Machinery Co. Ltd. Hydraulic drive system
DE3812300C1 (de) * 1988-04-13 1989-03-02 Hydromatik Gmbh, 7915 Elchingen, De
SE462349B (sv) * 1988-11-15 1990-06-11 Bahco Hydrauto Ab Tryckmediumventil

Also Published As

Publication number Publication date
JPH05263804A (ja) 1993-10-12
DE69207556T2 (de) 1996-05-15
BR9204272A (pt) 1993-05-11
EP0541336A1 (de) 1993-05-12
US5170692A (en) 1992-12-15
EP0541336B1 (de) 1996-01-10
CA2082039A1 (en) 1993-05-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee